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-rw-r--r--scripts/Kbuild.include45
-rw-r--r--scripts/Makefile.build44
-rw-r--r--scripts/Makefile.lib13
-rwxr-xr-xscripts/adjust_autoksyms.sh101
-rw-r--r--scripts/basic/fixdep.c61
-rwxr-xr-xscripts/bloat-o-meter6
-rwxr-xr-xscripts/checkkconfigsymbols.py2
-rwxr-xr-xscripts/checkpatch.pl143
-rwxr-xr-xscripts/coccicheck2
-rw-r--r--scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci67
-rw-r--r--scripts/coccinelle/api/setup_timer.cocci4
-rw-r--r--scripts/coccinelle/misc/compare_const_fl.cocci171
-rwxr-xr-xscripts/decode_stacktrace.sh55
-rw-r--r--scripts/docproc.c221
-rw-r--r--scripts/dtc/checks.c26
-rw-r--r--scripts/dtc/flattree.c4
-rw-r--r--scripts/dtc/libfdt/fdt_ro.c6
-rw-r--r--scripts/dtc/version_gen.h2
-rw-r--r--scripts/gdb/linux/.gitignore1
-rw-r--r--scripts/gdb/linux/Makefile14
-rw-r--r--scripts/gdb/linux/constants.py.in52
-rw-r--r--scripts/gdb/linux/cpus.py38
-rw-r--r--scripts/gdb/linux/dmesg.py11
-rw-r--r--scripts/gdb/linux/lists.py21
-rw-r--r--scripts/gdb/linux/modules.py24
-rw-r--r--scripts/gdb/linux/proc.py156
-rw-r--r--scripts/gdb/linux/symbols.py2
-rw-r--r--scripts/gdb/linux/tasks.py19
-rw-r--r--scripts/gdb/linux/utils.py32
-rw-r--r--scripts/gdb/vmlinux-gdb.py1
-rw-r--r--scripts/genksyms/genksyms.c3
-rwxr-xr-xscripts/headers_check.pl4
-rw-r--r--scripts/kallsyms.c10
-rw-r--r--scripts/kconfig/confdata.c4
-rwxr-xr-xscripts/kconfig/streamline_config.pl44
-rw-r--r--scripts/kconfig/symbol.c14
-rwxr-xr-xscripts/kernel-doc315
-rwxr-xr-xscripts/ld-version.sh2
-rwxr-xr-xscripts/link-vmlinux.sh4
-rwxr-xr-xscripts/package/builddeb5
-rwxr-xr-xscripts/package/mkspec5
-rw-r--r--scripts/spelling.txt1
42 files changed, 1358 insertions, 397 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index b2ab2a92a..0f8231462 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -7,6 +7,7 @@ quote := "
squote := '
empty :=
space := $(empty) $(empty)
+space_escape := _-_SPACE_-_
###
# Name of target with a '.' as filename prefix. foo/bar.o => foo/.bar.o
@@ -226,10 +227,10 @@ objectify = $(foreach o,$(1),$(if $(filter /%,$(o)),$(o),$(obj)/$(o)))
# See Documentation/kbuild/makefiles.txt for more info
ifneq ($(KBUILD_NOCMDDEP),1)
-# Check if both arguments has same arguments. Result is empty string if equal.
-# User may override this check using make KBUILD_NOCMDDEP=1
-arg-check = $(strip $(filter-out $(cmd_$(1)), $(cmd_$@)) \
- $(filter-out $(cmd_$@), $(cmd_$(1))) )
+# Check if both arguments are the same including their order. Result is empty
+# string if equal. User may override this check using make KBUILD_NOCMDDEP=1
+arg-check = $(filter-out $(subst $(space),$(space_escape),$(strip $(cmd_$@))), \
+ $(subst $(space),$(space_escape),$(strip $(cmd_$1))))
else
arg-check = $(if $(strip $(cmd_$@)),,1)
endif
@@ -256,10 +257,42 @@ if_changed = $(if $(strip $(any-prereq) $(arg-check)), \
# Execute the command and also postprocess generated .d dependencies file.
if_changed_dep = $(if $(strip $(any-prereq) $(arg-check) ), \
@set -e; \
+ $(cmd_and_fixdep), @:)
+
+ifndef CONFIG_TRIM_UNUSED_KSYMS
+
+cmd_and_fixdep = \
$(echo-cmd) $(cmd_$(1)); \
scripts/basic/fixdep $(depfile) $@ '$(make-cmd)' > $(dot-target).tmp;\
rm -f $(depfile); \
- mv -f $(dot-target).tmp $(dot-target).cmd, @:)
+ mv -f $(dot-target).tmp $(dot-target).cmd;
+
+else
+
+# Filter out exported kernel symbol names from the preprocessor output.
+# See also __KSYM_DEPS__ in include/linux/export.h.
+# We disable the depfile generation here, so as not to overwrite the existing
+# depfile while fixdep is parsing it.
+flags_nodeps = $(filter-out -Wp$(comma)-M%, $($(1)))
+ksym_dep_filter = \
+ case "$(1)" in \
+ cc_*_c|cpp_i_c) \
+ $(CPP) $(call flags_nodeps,c_flags) -D__KSYM_DEPS__ $< ;; \
+ as_*_S|cpp_s_S) \
+ $(CPP) $(call flags_nodeps,a_flags) -D__KSYM_DEPS__ $< ;; \
+ boot*|build*|*cpp_lds_S|dtc|host*|vdso*) : ;; \
+ *) echo "Don't know how to preprocess $(1)" >&2; false ;; \
+ esac | tr ";" "\n" | sed -rn 's/^.*=== __KSYM_(.*) ===.*$$/KSYM_\1/p'
+
+cmd_and_fixdep = \
+ $(echo-cmd) $(cmd_$(1)); \
+ $(ksym_dep_filter) | \
+ scripts/basic/fixdep -e $(depfile) $@ '$(make-cmd)' \
+ > $(dot-target).tmp; \
+ rm -f $(depfile); \
+ mv -f $(dot-target).tmp $(dot-target).cmd;
+
+endif
# Usage: $(call if_changed_rule,foo)
# Will check if $(cmd_foo) or any of the prerequisites changed,
@@ -341,8 +374,6 @@ endif
#
###############################################################################
#
-space_escape := %%%SPACE%%%
-#
define config_filename
ifneq ($$(CONFIG_$(1)),"")
$(1)_FILENAME := $$(subst \\,\,$$(subst \$$(quote),$$(quote),$$(subst $$(space_escape),\$$(space),$$(patsubst "%",%,$$(subst $$(space),$$(space_escape),$$(CONFIG_$(1)))))))
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index e1bc19070..0d1ca5bf4 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -152,11 +152,11 @@ cmd_cc_s_c = $(CC) $(c_flags) $(DISABLE_LTO) -fverbose-asm -S -o $@ $<
$(obj)/%.s: $(src)/%.c FORCE
$(call if_changed_dep,cc_s_c)
-quiet_cmd_cc_i_c = CPP $(quiet_modtag) $@
-cmd_cc_i_c = $(CPP) $(c_flags) -o $@ $<
+quiet_cmd_cpp_i_c = CPP $(quiet_modtag) $@
+cmd_cpp_i_c = $(CPP) $(c_flags) -o $@ $<
$(obj)/%.i: $(src)/%.c FORCE
- $(call if_changed_dep,cc_i_c)
+ $(call if_changed_dep,cpp_i_c)
cmd_gensymtypes = \
$(CPP) -D__GENKSYMS__ $(c_flags) $< | \
@@ -266,26 +266,24 @@ endif # CONFIG_STACK_VALIDATION
define rule_cc_o_c
$(call echo-cmd,checksrc) $(cmd_checksrc) \
- $(call echo-cmd,cc_o_c) $(cmd_cc_o_c); \
+ $(call cmd_and_fixdep,cc_o_c) \
$(cmd_modversions) \
- $(cmd_objtool) \
- $(call echo-cmd,record_mcount) \
- $(cmd_record_mcount) \
- scripts/basic/fixdep $(depfile) $@ '$(call make-cmd,cc_o_c)' > \
- $(dot-target).tmp; \
- rm -f $(depfile); \
- mv -f $(dot-target).tmp $(dot-target).cmd
+ $(cmd_objtool) \
+ $(call echo-cmd,record_mcount) $(cmd_record_mcount)
endef
define rule_as_o_S
- $(call echo-cmd,as_o_S) $(cmd_as_o_S); \
- $(cmd_objtool) \
- scripts/basic/fixdep $(depfile) $@ '$(call make-cmd,as_o_S)' > \
- $(dot-target).tmp; \
- rm -f $(depfile); \
- mv -f $(dot-target).tmp $(dot-target).cmd
+ $(call cmd_and_fixdep,as_o_S) \
+ $(cmd_objtool)
endef
+# List module undefined symbols (or empty line if not enabled)
+ifdef CONFIG_TRIM_UNUSED_KSYMS
+cmd_undef_syms = $(NM) $@ | sed -n 's/^ \+U //p' | xargs echo
+else
+cmd_undef_syms = echo
+endif
+
# Built-in and composite module parts
$(obj)/%.o: $(src)/%.c $(recordmcount_source) $(objtool_obj) FORCE
$(call cmd,force_checksrc)
@@ -296,7 +294,8 @@ $(obj)/%.o: $(src)/%.c $(recordmcount_source) $(objtool_obj) FORCE
$(single-used-m): $(obj)/%.o: $(src)/%.c $(recordmcount_source) $(objtool_obj) FORCE
$(call cmd,force_checksrc)
$(call if_changed_rule,cc_o_c)
- @{ echo $(@:.o=.ko); echo $@; } > $(MODVERDIR)/$(@F:.o=.mod)
+ @{ echo $(@:.o=.ko); echo $@; \
+ $(cmd_undef_syms); } > $(MODVERDIR)/$(@F:.o=.mod)
quiet_cmd_cc_lst_c = MKLST $@
cmd_cc_lst_c = $(CC) $(c_flags) -g -c -o $*.o $< && \
@@ -314,11 +313,11 @@ modkern_aflags := $(KBUILD_AFLAGS_KERNEL) $(AFLAGS_KERNEL)
$(real-objs-m) : modkern_aflags := $(KBUILD_AFLAGS_MODULE) $(AFLAGS_MODULE)
$(real-objs-m:.o=.s): modkern_aflags := $(KBUILD_AFLAGS_MODULE) $(AFLAGS_MODULE)
-quiet_cmd_as_s_S = CPP $(quiet_modtag) $@
-cmd_as_s_S = $(CPP) $(a_flags) -o $@ $<
+quiet_cmd_cpp_s_S = CPP $(quiet_modtag) $@
+cmd_cpp_s_S = $(CPP) $(a_flags) -o $@ $<
$(obj)/%.s: $(src)/%.S FORCE
- $(call if_changed_dep,as_s_S)
+ $(call if_changed_dep,cpp_s_S)
quiet_cmd_as_o_S = AS $(quiet_modtag) $@
cmd_as_o_S = $(CC) $(a_flags) -c -o $@ $<
@@ -426,7 +425,8 @@ $(call multi_depend, $(multi-used-y), .o, -objs -y)
$(multi-used-m): FORCE
$(call if_changed,link_multi-m)
- @{ echo $(@:.o=.ko); echo $(link_multi_deps); } > $(MODVERDIR)/$(@F:.o=.mod)
+ @{ echo $(@:.o=.ko); echo $(link_multi_deps); \
+ $(cmd_undef_syms); } > $(MODVERDIR)/$(@F:.o=.mod)
$(call multi_depend, $(multi-used-m), .o, -objs -y -m)
targets += $(multi-used-y) $(multi-used-m)
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index ddf83d018..e7df0f5db 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -96,10 +96,10 @@ obj-dirs := $(addprefix $(obj)/,$(obj-dirs))
# Note: Files that end up in two or more modules are compiled without the
# KBUILD_MODNAME definition. The reason is that any made-up name would
# differ in different configs.
-name-fix = $(subst $(comma),_,$(subst -,_,$1))
-basename_flags = -D"KBUILD_BASENAME=KBUILD_STR($(call name-fix,$(basetarget)))"
+name-fix = $(squote)$(quote)$(subst $(comma),_,$(subst -,_,$1))$(quote)$(squote)
+basename_flags = -DKBUILD_BASENAME=$(call name-fix,$(basetarget))
modname_flags = $(if $(filter 1,$(words $(modname))),\
- -D"KBUILD_MODNAME=KBUILD_STR($(call name-fix,$(modname)))")
+ -DKBUILD_MODNAME=$(call name-fix,$(modname)))
orig_c_flags = $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS) $(KBUILD_SUBDIR_CCFLAGS) \
$(ccflags-y) $(CFLAGS_$(basetarget).o)
@@ -162,7 +162,7 @@ endif
c_flags = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(LINUXINCLUDE) \
$(__c_flags) $(modkern_cflags) \
- -D"KBUILD_STR(s)=\#s" $(basename_flags) $(modname_flags)
+ $(basename_flags) $(modname_flags)
a_flags = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(LINUXINCLUDE) \
$(__a_flags) $(modkern_aflags)
@@ -277,6 +277,11 @@ cmd_gzip = (cat $(filter-out FORCE,$^) | gzip -n -f -9 > $@) || \
# ---------------------------------------------------------------------------
DTC ?= $(objtree)/scripts/dtc/dtc
+# Disable noisy checks by default
+ifeq ($(KBUILD_ENABLE_EXTRA_GCC_CHECKS),)
+DTC_FLAGS += -Wno-unit_address_vs_reg
+endif
+
# Generate an assembly file to wrap the output of the device tree compiler
quiet_cmd_dt_S_dtb= DTB $@
cmd_dt_S_dtb= \
diff --git a/scripts/adjust_autoksyms.sh b/scripts/adjust_autoksyms.sh
new file mode 100755
index 000000000..8dc1918b6
--- /dev/null
+++ b/scripts/adjust_autoksyms.sh
@@ -0,0 +1,101 @@
+#!/bin/sh
+
+# Script to create/update include/generated/autoksyms.h and dependency files
+#
+# Copyright: (C) 2016 Linaro Limited
+# Created by: Nicolas Pitre, January 2016
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+
+# Create/update the include/generated/autoksyms.h file from the list
+# of all module's needed symbols as recorded on the third line of
+# .tmp_versions/*.mod files.
+#
+# For each symbol being added or removed, the corresponding dependency
+# file's timestamp is updated to force a rebuild of the affected source
+# file. All arguments passed to this script are assumed to be a command
+# to be exec'd to trigger a rebuild of those files.
+
+set -e
+
+cur_ksyms_file="include/generated/autoksyms.h"
+new_ksyms_file="include/generated/autoksyms.h.tmpnew"
+
+info() {
+ if [ "$quiet" != "silent_" ]; then
+ printf " %-7s %s\n" "$1" "$2"
+ fi
+}
+
+info "CHK" "$cur_ksyms_file"
+
+# Use "make V=1" to debug this script.
+case "$KBUILD_VERBOSE" in
+*1*)
+ set -x
+ ;;
+esac
+
+# We need access to CONFIG_ symbols
+case "${KCONFIG_CONFIG}" in
+*/*)
+ . "${KCONFIG_CONFIG}"
+ ;;
+*)
+ # Force using a file from the current directory
+ . "./${KCONFIG_CONFIG}"
+esac
+
+# In case it doesn't exist yet...
+if [ -e "$cur_ksyms_file" ]; then touch "$cur_ksyms_file"; fi
+
+# Generate a new ksym list file with symbols needed by the current
+# set of modules.
+cat > "$new_ksyms_file" << EOT
+/*
+ * Automatically generated file; DO NOT EDIT.
+ */
+
+EOT
+sed -ns -e '3{s/ /\n/g;/^$/!p;}' "$MODVERDIR"/*.mod | sort -u |
+while read sym; do
+ if [ -n "$CONFIG_HAVE_UNDERSCORE_SYMBOL_PREFIX" ]; then
+ sym="${sym#_}"
+ fi
+ echo "#define __KSYM_${sym} 1"
+done >> "$new_ksyms_file"
+
+# Special case for modversions (see modpost.c)
+if [ -n "$CONFIG_MODVERSIONS" ]; then
+ echo "#define __KSYM_module_layout 1" >> "$new_ksyms_file"
+fi
+
+# Extract changes between old and new list and touch corresponding
+# dependency files.
+changed=$(
+count=0
+sort "$cur_ksyms_file" "$new_ksyms_file" | uniq -u |
+sed -n 's/^#define __KSYM_\(.*\) 1/\1/p' | tr "A-Z_" "a-z/" |
+while read sympath; do
+ if [ -z "$sympath" ]; then continue; fi
+ depfile="include/config/ksym/${sympath}.h"
+ mkdir -p "$(dirname "$depfile")"
+ touch "$depfile"
+ echo $((count += 1))
+done | tail -1 )
+changed=${changed:-0}
+
+if [ $changed -gt 0 ]; then
+ # Replace the old list with tne new one
+ old=$(grep -c "^#define __KSYM_" "$cur_ksyms_file" || true)
+ new=$(grep -c "^#define __KSYM_" "$new_ksyms_file" || true)
+ info "KSYMS" "symbols: before=$old, after=$new, changed=$changed"
+ info "UPD" "$cur_ksyms_file"
+ mv -f "$new_ksyms_file" "$cur_ksyms_file"
+ # Then trigger a rebuild of affected source files
+ exec $@
+else
+ rm -f "$new_ksyms_file"
+fi
diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c
index caef815d1..746ec1ece 100644
--- a/scripts/basic/fixdep.c
+++ b/scripts/basic/fixdep.c
@@ -120,13 +120,15 @@
#define INT_NFIG ntohl(0x4e464947)
#define INT_FIG_ ntohl(0x4649475f)
+int insert_extra_deps;
char *target;
char *depfile;
char *cmdline;
static void usage(void)
{
- fprintf(stderr, "Usage: fixdep <depfile> <target> <cmdline>\n");
+ fprintf(stderr, "Usage: fixdep [-e] <depfile> <target> <cmdline>\n");
+ fprintf(stderr, " -e insert extra dependencies given on stdin\n");
exit(1);
}
@@ -138,6 +140,40 @@ static void print_cmdline(void)
printf("cmd_%s := %s\n\n", target, cmdline);
}
+/*
+ * Print out a dependency path from a symbol name
+ */
+static void print_config(const char *m, int slen)
+{
+ int c, i;
+
+ printf(" $(wildcard include/config/");
+ for (i = 0; i < slen; i++) {
+ c = m[i];
+ if (c == '_')
+ c = '/';
+ else
+ c = tolower(c);
+ putchar(c);
+ }
+ printf(".h) \\\n");
+}
+
+static void do_extra_deps(void)
+{
+ if (insert_extra_deps) {
+ char buf[80];
+ while(fgets(buf, sizeof(buf), stdin)) {
+ int len = strlen(buf);
+ if (len < 2 || buf[len-1] != '\n') {
+ fprintf(stderr, "fixdep: bad data on stdin\n");
+ exit(1);
+ }
+ print_config(buf, len-1);
+ }
+ }
+}
+
struct item {
struct item *next;
unsigned int len;
@@ -197,23 +233,12 @@ static void define_config(const char *name, int len, unsigned int hash)
static void use_config(const char *m, int slen)
{
unsigned int hash = strhash(m, slen);
- int c, i;
if (is_defined_config(m, slen, hash))
return;
define_config(m, slen, hash);
-
- printf(" $(wildcard include/config/");
- for (i = 0; i < slen; i++) {
- c = m[i];
- if (c == '_')
- c = '/';
- else
- c = tolower(c);
- putchar(c);
- }
- printf(".h) \\\n");
+ print_config(m, slen);
}
static void parse_config_file(const char *map, size_t len)
@@ -250,7 +275,7 @@ static void parse_config_file(const char *map, size_t len)
}
}
-/* test is s ends in sub */
+/* test if s ends in sub */
static int strrcmp(const char *s, const char *sub)
{
int slen = strlen(s);
@@ -333,6 +358,7 @@ static void parse_dep_file(void *map, size_t len)
/* Ignore certain dependencies */
if (strrcmp(s, "include/generated/autoconf.h") &&
+ strrcmp(s, "include/generated/autoksyms.h") &&
strrcmp(s, "arch/um/include/uml-config.h") &&
strrcmp(s, "include/linux/kconfig.h") &&
strrcmp(s, ".ver")) {
@@ -378,6 +404,8 @@ static void parse_dep_file(void *map, size_t len)
exit(1);
}
+ do_extra_deps();
+
printf("\n%s: $(deps_%s)\n\n", target, target);
printf("$(deps_%s):\n", target);
}
@@ -434,7 +462,10 @@ int main(int argc, char *argv[])
{
traps();
- if (argc != 4)
+ if (argc == 5 && !strcmp(argv[1], "-e")) {
+ insert_extra_deps = 1;
+ argv++;
+ } else if (argc != 4)
usage();
depfile = argv[1];
diff --git a/scripts/bloat-o-meter b/scripts/bloat-o-meter
index 38b64f487..0254f3ba0 100755
--- a/scripts/bloat-o-meter
+++ b/scripts/bloat-o-meter
@@ -32,18 +32,21 @@ old = getsizes(sys.argv[1])
new = getsizes(sys.argv[2])
grow, shrink, add, remove, up, down = 0, 0, 0, 0, 0, 0
delta, common = [], {}
+otot, ntot = 0, 0
for a in old:
if a in new:
common[a] = 1
for name in old:
+ otot += old[name]
if name not in common:
remove += 1
down += old[name]
delta.append((-old[name], name))
for name in new:
+ ntot += new[name]
if name not in common:
add += 1
up += new[name]
@@ -63,3 +66,6 @@ print("add/remove: %s/%s grow/shrink: %s/%s up/down: %s/%s (%s)" % \
print("%-40s %7s %7s %+7s" % ("function", "old", "new", "delta"))
for d, n in delta:
if d: print("%-40s %7s %7s %+7d" % (n, old.get(n,"-"), new.get(n,"-"), d))
+
+print("Total: Before=%d, After=%d, chg %f%%" % \
+ (otot, ntot, (ntot - otot)*100/otot))
diff --git a/scripts/checkkconfigsymbols.py b/scripts/checkkconfigsymbols.py
index d8f6c094c..df643f60b 100755
--- a/scripts/checkkconfigsymbols.py
+++ b/scripts/checkkconfigsymbols.py
@@ -89,7 +89,7 @@ def parse_options():
if opts.diff and not re.match(r"^[\w\-\.]+\.\.[\w\-\.]+$", opts.diff):
sys.exit("Please specify valid input in the following format: "
- "\'commmit1..commit2\'")
+ "\'commit1..commit2\'")
if opts.commit or opts.diff:
if not opts.force and tree_is_dirty():
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index d574d13ba..4904ced67 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -27,12 +27,15 @@ my $emacs = 0;
my $terse = 0;
my $showfile = 0;
my $file = 0;
+my $git = 0;
+my %git_commits = ();
my $check = 0;
my $check_orig = 0;
my $summary = 1;
my $mailback = 0;
my $summary_file = 0;
my $show_types = 0;
+my $list_types = 0;
my $fix = 0;
my $fix_inplace = 0;
my $root;
@@ -68,13 +71,24 @@ Options:
--emacs emacs compile window format
--terse one line per report
--showfile emit diffed file position, not input file position
+ -g, --git treat FILE as a single commit or git revision range
+ single git commit with:
+ <rev>
+ <rev>^
+ <rev>~n
+ multiple git commits with:
+ <rev1>..<rev2>
+ <rev1>...<rev2>
+ <rev>-<count>
+ git merges are ignored
-f, --file treat FILE as regular source file
--subjective, --strict enable more subjective tests
+ --list-types list the possible message types
--types TYPE(,TYPE2...) show only these comma separated message types
--ignore TYPE(,TYPE2...) ignore various comma separated message types
+ --show-types show the specific message type in the output
--max-line-length=n set the maximum line length, if exceeded, warn
--min-conf-desc-length=n set the min description length, if shorter, warn
- --show-types show the message "types" in the output
--root=PATH PATH to the kernel tree root
--no-summary suppress the per-file summary
--mailback only produce a report in case of warnings/errors
@@ -106,6 +120,37 @@ EOM
exit($exitcode);
}
+sub uniq {
+ my %seen;
+ return grep { !$seen{$_}++ } @_;
+}
+
+sub list_types {
+ my ($exitcode) = @_;
+
+ my $count = 0;
+
+ local $/ = undef;
+
+ open(my $script, '<', abs_path($P)) or
+ die "$P: Can't read '$P' $!\n";
+
+ my $text = <$script>;
+ close($script);
+
+ my @types = ();
+ for ($text =~ /\b(?:(?:CHK|WARN|ERROR)\s*\(\s*"([^"]+)")/g) {
+ push (@types, $_);
+ }
+ @types = sort(uniq(@types));
+ print("#\tMessage type\n\n");
+ foreach my $type (@types) {
+ print(++$count . "\t" . $type . "\n");
+ }
+
+ exit($exitcode);
+}
+
my $conf = which_conf($configuration_file);
if (-f $conf) {
my @conf_args;
@@ -141,11 +186,13 @@ GetOptions(
'terse!' => \$terse,
'showfile!' => \$showfile,
'f|file!' => \$file,
+ 'g|git!' => \$git,
'subjective!' => \$check,
'strict!' => \$check,
'ignore=s' => \@ignore,
'types=s' => \@use,
'show-types!' => \$show_types,
+ 'list-types!' => \$list_types,
'max-line-length=i' => \$max_line_length,
'min-conf-desc-length=i' => \$min_conf_desc_length,
'root=s' => \$root,
@@ -166,6 +213,8 @@ GetOptions(
help(0) if ($help);
+list_types(0) if ($list_types);
+
$fix = 1 if ($fix_inplace);
$check_orig = $check;
@@ -752,10 +801,42 @@ my @fixed_inserted = ();
my @fixed_deleted = ();
my $fixlinenr = -1;
+# If input is git commits, extract all commits from the commit expressions.
+# For example, HEAD-3 means we need check 'HEAD, HEAD~1, HEAD~2'.
+die "$P: No git repository found\n" if ($git && !-e ".git");
+
+if ($git) {
+ my @commits = ();
+ foreach my $commit_expr (@ARGV) {
+ my $git_range;
+ if ($commit_expr =~ m/^(.*)-(\d+)$/) {
+ $git_range = "-$2 $1";
+ } elsif ($commit_expr =~ m/\.\./) {
+ $git_range = "$commit_expr";
+ } else {
+ $git_range = "-1 $commit_expr";
+ }
+ my $lines = `git log --no-color --no-merges --pretty=format:'%H %s' $git_range`;
+ foreach my $line (split(/\n/, $lines)) {
+ $line =~ /^([0-9a-fA-F]{40,40}) (.*)$/;
+ next if (!defined($1) || !defined($2));
+ my $sha1 = $1;
+ my $subject = $2;
+ unshift(@commits, $sha1);
+ $git_commits{$sha1} = $subject;
+ }
+ }
+ die "$P: no git commits after extraction!\n" if (@commits == 0);
+ @ARGV = @commits;
+}
+
my $vname;
for my $filename (@ARGV) {
my $FILE;
- if ($file) {
+ if ($git) {
+ open($FILE, '-|', "git format-patch -M --stdout -1 $filename") ||
+ die "$P: $filename: git format-patch failed - $!\n";
+ } elsif ($file) {
open($FILE, '-|', "diff -u /dev/null $filename") ||
die "$P: $filename: diff failed - $!\n";
} elsif ($filename eq '-') {
@@ -766,6 +847,8 @@ for my $filename (@ARGV) {
}
if ($filename eq '-') {
$vname = 'Your patch';
+ } elsif ($git) {
+ $vname = "Commit " . substr($filename, 0, 12) . ' ("' . $git_commits{$filename} . '")';
} else {
$vname = $filename;
}
@@ -2371,6 +2454,7 @@ sub process {
# Check for git id commit length and improperly formed commit descriptions
if ($in_commit_log && !$commit_log_possible_stack_dump &&
+ $line !~ /^\s*(?:Link|Patchwork|http|BugLink):/i &&
($line =~ /\bcommit\s+[0-9a-f]{5,}\b/i ||
($line =~ /\b[0-9a-f]{12,40}\b/i &&
$line !~ /[\<\[][0-9a-f]{12,40}[\>\]]/i &&
@@ -2755,6 +2839,19 @@ sub process {
"Logical continuations should be on the previous line\n" . $hereprev);
}
+# check indentation starts on a tab stop
+ if ($^V && $^V ge 5.10.0 &&
+ $sline =~ /^\+\t+( +)(?:$c90_Keywords\b|\{\s*$|\}\s*(?:else\b|while\b|\s*$))/) {
+ my $indent = length($1);
+ if ($indent % 8) {
+ if (WARN("TABSTOP",
+ "Statements should start on a tabstop\n" . $herecurr) &&
+ $fix) {
+ $fixed[$fixlinenr] =~ s@(^\+\t+) +@$1 . "\t" x ($indent/8)@e;
+ }
+ }
+ }
+
# check multi-line statement indentation matches previous line
if ($^V && $^V ge 5.10.0 &&
$prevline =~ /^\+([ \t]*)((?:$c90_Keywords(?:\s+if)\s*)|(?:$Declare\s*)?(?:$Ident|\(\s*\*\s*$Ident\s*\))\s*|$Ident\s*=\s*$Ident\s*)\(.*(\&\&|\|\||,)\s*$/) {
@@ -4291,7 +4388,7 @@ sub process {
my $comp = $3;
my $to = $4;
my $newcomp = $comp;
- if ($lead !~ /$Operators\s*$/ &&
+ if ($lead !~ /(?:$Operators|\.)\s*$/ &&
$to !~ /^(?:Constant|[A-Z_][A-Z0-9_]*)$/ &&
WARN("CONSTANT_COMPARISON",
"Comparisons should place the constant on the right side of the test\n" . $herecurr) &&
@@ -5637,6 +5734,16 @@ sub process {
}
}
+# check for #if defined CONFIG_<FOO> || defined CONFIG_<FOO>_MODULE
+ if ($line =~ /^\+\s*#\s*if\s+defined(?:\s*\(?\s*|\s+)(CONFIG_[A-Z_]+)\s*\)?\s*\|\|\s*defined(?:\s*\(?\s*|\s+)\1_MODULE\s*\)?\s*$/) {
+ my $config = $1;
+ if (WARN("PREFER_IS_ENABLED",
+ "Prefer IS_ENABLED(<FOO>) to CONFIG_<FOO> || CONFIG_<FOO>_MODULE\n" . $herecurr) &&
+ $fix) {
+ $fixed[$fixlinenr] = "\+#if IS_ENABLED($config)";
+ }
+ }
+
# check for case / default statements not preceded by break/fallthrough/switch
if ($line =~ /^.\s*(?:case\s+(?:$Ident|$Constant)\s*|default):/) {
my $has_break = 0;
@@ -5827,6 +5934,28 @@ sub process {
}
}
+# whine about ACCESS_ONCE
+ if ($^V && $^V ge 5.10.0 &&
+ $line =~ /\bACCESS_ONCE\s*$balanced_parens\s*(=(?!=))?\s*($FuncArg)?/) {
+ my $par = $1;
+ my $eq = $2;
+ my $fun = $3;
+ $par =~ s/^\(\s*(.*)\s*\)$/$1/;
+ if (defined($eq)) {
+ if (WARN("PREFER_WRITE_ONCE",
+ "Prefer WRITE_ONCE(<FOO>, <BAR>) over ACCESS_ONCE(<FOO>) = <BAR>\n" . $herecurr) &&
+ $fix) {
+ $fixed[$fixlinenr] =~ s/\bACCESS_ONCE\s*\(\s*\Q$par\E\s*\)\s*$eq\s*\Q$fun\E/WRITE_ONCE($par, $fun)/;
+ }
+ } else {
+ if (WARN("PREFER_READ_ONCE",
+ "Prefer READ_ONCE(<FOO>) over ACCESS_ONCE(<FOO>)\n" . $herecurr) &&
+ $fix) {
+ $fixed[$fixlinenr] =~ s/\bACCESS_ONCE\s*\(\s*\Q$par\E\s*\)/READ_ONCE($par)/;
+ }
+ }
+ }
+
# check for lockdep_set_novalidate_class
if ($line =~ /^.\s*lockdep_set_novalidate_class\s*\(/ ||
$line =~ /__lockdep_no_validate__\s*\)/ ) {
@@ -5930,6 +6059,14 @@ sub process {
}
if ($quiet == 0) {
+ # If there were any defects found and not already fixing them
+ if (!$clean and !$fix) {
+ print << "EOM"
+
+NOTE: For some of the reported defects, checkpatch may be able to
+ mechanically convert to the typical style using --fix or --fix-inplace.
+EOM
+ }
# If there were whitespace errors which cleanpatch can fix
# then suggest that.
if ($rpt_cleaners) {
diff --git a/scripts/coccicheck b/scripts/coccicheck
index b2d758188..dd85a455b 100755
--- a/scripts/coccicheck
+++ b/scripts/coccicheck
@@ -98,7 +98,7 @@ run_cmd() {
}
kill_running() {
- for i in $(seq $(( NPROC - 1 )) ); do
+ for i in $(seq 0 $(( NPROC - 1 )) ); do
if [ $VERBOSE -eq 2 ] ; then
echo "Killing ${SPATCH_PID[$i]}"
fi
diff --git a/scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci b/scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci
new file mode 100644
index 000000000..85cf5408d
--- /dev/null
+++ b/scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci
@@ -0,0 +1,67 @@
+/// Use DEFINE_DEBUGFS_ATTRIBUTE rather than DEFINE_SIMPLE_ATTRIBUTE
+/// for debugfs files.
+///
+//# Rationale: DEFINE_SIMPLE_ATTRIBUTE + debugfs_create_file()
+//# imposes some significant overhead as compared to
+//# DEFINE_DEBUGFS_ATTRIBUTE + debugfs_create_file_unsafe().
+//
+// Copyright (C): 2016 Nicolai Stange
+// Options: --no-includes
+//
+
+virtual context
+virtual patch
+virtual org
+virtual report
+
+@dsa@
+declarer name DEFINE_SIMPLE_ATTRIBUTE;
+identifier dsa_fops;
+expression dsa_get, dsa_set, dsa_fmt;
+position p;
+@@
+DEFINE_SIMPLE_ATTRIBUTE@p(dsa_fops, dsa_get, dsa_set, dsa_fmt);
+
+@dcf@
+expression name, mode, parent, data;
+identifier dsa.dsa_fops;
+@@
+debugfs_create_file(name, mode, parent, data, &dsa_fops)
+
+
+@context_dsa depends on context && dcf@
+declarer name DEFINE_DEBUGFS_ATTRIBUTE;
+identifier dsa.dsa_fops;
+expression dsa.dsa_get, dsa.dsa_set, dsa.dsa_fmt;
+@@
+* DEFINE_SIMPLE_ATTRIBUTE(dsa_fops, dsa_get, dsa_set, dsa_fmt);
+
+
+@patch_dcf depends on patch expression@
+expression name, mode, parent, data;
+identifier dsa.dsa_fops;
+@@
+- debugfs_create_file(name, mode, parent, data, &dsa_fops)
++ debugfs_create_file_unsafe(name, mode, parent, data, &dsa_fops)
+
+@patch_dsa depends on patch_dcf && patch@
+identifier dsa.dsa_fops;
+expression dsa.dsa_get, dsa.dsa_set, dsa.dsa_fmt;
+@@
+- DEFINE_SIMPLE_ATTRIBUTE(dsa_fops, dsa_get, dsa_set, dsa_fmt);
++ DEFINE_DEBUGFS_ATTRIBUTE(dsa_fops, dsa_get, dsa_set, dsa_fmt);
+
+
+@script:python depends on org && dcf@
+fops << dsa.dsa_fops;
+p << dsa.p;
+@@
+msg="%s should be defined with DEFINE_DEBUGFS_ATTRIBUTE" % (fops)
+coccilib.org.print_todo(p[0], msg)
+
+@script:python depends on report && dcf@
+fops << dsa.dsa_fops;
+p << dsa.p;
+@@
+msg="WARNING: %s should be defined with DEFINE_DEBUGFS_ATTRIBUTE" % (fops)
+coccilib.report.print_report(p[0], msg)
diff --git a/scripts/coccinelle/api/setup_timer.cocci b/scripts/coccinelle/api/setup_timer.cocci
index 8ee0ac30e..eb6bd9e4a 100644
--- a/scripts/coccinelle/api/setup_timer.cocci
+++ b/scripts/coccinelle/api/setup_timer.cocci
@@ -106,7 +106,7 @@ position j0, j1, j2;
@match_function_and_data_after_init_timer_context
depends on !patch &&
!match_immediate_function_data_after_init_timer_context &&
-(context || org || report)@
+ (context || org || report)@
expression a, b, e1, e2, e3, e4, e5;
position j0, j1, j2;
@@
@@ -127,7 +127,7 @@ position j0, j1, j2;
@r3_context depends on !patch &&
!match_immediate_function_data_after_init_timer_context &&
!match_function_and_data_after_init_timer_context &&
-(context || org || report)@
+ (context || org || report)@
expression c, e6, e7;
position r1.p;
position j0, j1;
diff --git a/scripts/coccinelle/misc/compare_const_fl.cocci b/scripts/coccinelle/misc/compare_const_fl.cocci
deleted file mode 100644
index b5d4bab60..000000000
--- a/scripts/coccinelle/misc/compare_const_fl.cocci
+++ /dev/null
@@ -1,171 +0,0 @@
-/// Move constants to the right of binary operators.
-//# Depends on personal taste in some cases.
-///
-// Confidence: Moderate
-// Copyright: (C) 2015 Copyright: (C) 2015 Julia Lawall, Inria. GPLv2.
-// URL: http://coccinelle.lip6.fr/
-// Options: --no-includes --include-headers
-
-virtual patch
-virtual context
-virtual org
-virtual report
-
-@r1 depends on patch && !context && !org && !report
- disable bitor_comm, neg_if_exp@
-constant c,c1;
-local idexpression i;
-expression e,e1,e2;
-binary operator b = {==,!=,&,|};
-type t;
-@@
-
-(
-c b (c1)
-|
-sizeof(t) b e1
-|
-sizeof e b e1
-|
-i b e1
-|
-c | e1 | e2 | ...
-|
-c | (e ? e1 : e2)
-|
-- c
-+ e
-b
-- e
-+ c
-)
-
-@r2 depends on patch && !context && !org && !report
- disable gtr_lss, gtr_lss_eq, not_int2@
-constant c,c1;
-expression e,e1,e2;
-binary operator b;
-binary operator b1 = {<,<=},b2 = {<,<=};
-binary operator b3 = {>,>=},b4 = {>,>=};
-local idexpression i;
-type t;
-@@
-
-(
-c b c1
-|
-sizeof(t) b e1
-|
-sizeof e b e1
-|
- (e1 b1 e) && (e b2 e2)
-|
- (e1 b3 e) && (e b4 e2)
-|
-i b e
-|
-- c < e
-+ e > c
-|
-- c <= e
-+ e >= c
-|
-- c > e
-+ e < c
-|
-- c >= e
-+ e <= c
-)
-
-// ----------------------------------------------------------------------------
-
-@r1_context depends on !patch && (context || org || report)
- disable bitor_comm, neg_if_exp exists@
-type t;
-binary operator b = {==,!=,&,|};
-constant c, c1;
-expression e, e1, e2;
-local idexpression i;
-position j0;
-@@
-
-(
-c b (c1)
-|
-sizeof(t) b e1
-|
-sizeof e b e1
-|
-i b e1
-|
-c | e1 | e2 | ...
-|
-c | (e ? e1 : e2)
-|
-* c@j0 b e
-)
-
-@r2_context depends on !patch && (context || org || report)
- disable gtr_lss, gtr_lss_eq, not_int2 exists@
-type t;
-binary operator b, b1 = {<,<=}, b2 = {<,<=}, b3 = {>,>=}, b4 = {>,>=};
-constant c, c1;
-expression e, e1, e2;
-local idexpression i;
-position j0;
-@@
-
-(
-c b c1
-|
-sizeof(t) b e1
-|
-sizeof e b e1
-|
- (e1 b1 e) && (e b2 e2)
-|
- (e1 b3 e) && (e b4 e2)
-|
-i b e
-|
-* c@j0 < e
-|
-* c@j0 <= e
-|
-* c@j0 > e
-|
-* c@j0 >= e
-)
-
-// ----------------------------------------------------------------------------
-
-@script:python r1_org depends on org@
-j0 << r1_context.j0;
-@@
-
-msg = "Move constant to right."
-coccilib.org.print_todo(j0[0], msg)
-
-@script:python r2_org depends on org@
-j0 << r2_context.j0;
-@@
-
-msg = "Move constant to right."
-coccilib.org.print_todo(j0[0], msg)
-
-// ----------------------------------------------------------------------------
-
-@script:python r1_report depends on report@
-j0 << r1_context.j0;
-@@
-
-msg = "Move constant to right."
-coccilib.report.print_report(j0[0], msg)
-
-@script:python r2_report depends on report@
-j0 << r2_context.j0;
-@@
-
-msg = "Move constant to right."
-coccilib.report.print_report(j0[0], msg)
-
diff --git a/scripts/decode_stacktrace.sh b/scripts/decode_stacktrace.sh
index 00d6d53c2..c332684e1 100755
--- a/scripts/decode_stacktrace.sh
+++ b/scripts/decode_stacktrace.sh
@@ -2,15 +2,17 @@
# (c) 2014, Sasha Levin <sasha.levin@oracle.com>
#set -x
-if [[ $# != 2 ]]; then
+if [[ $# < 2 ]]; then
echo "Usage:"
- echo " $0 [vmlinux] [base path]"
+ echo " $0 [vmlinux] [base path] [modules path]"
exit 1
fi
vmlinux=$1
basepath=$2
+modpath=$3
declare -A cache
+declare -A modcache
parse_symbol() {
# The structure of symbol at this point is:
@@ -19,6 +21,17 @@ parse_symbol() {
# For example:
# do_basic_setup+0x9c/0xbf
+ if [[ $module == "" ]] ; then
+ local objfile=$vmlinux
+ elif [[ "${modcache[$module]+isset}" == "isset" ]]; then
+ local objfile=${modcache[$module]}
+ else
+ [[ $modpath == "" ]] && return
+ local objfile=$(find "$modpath" -name $module.ko -print -quit)
+ [[ $objfile == "" ]] && return
+ modcache[$module]=$objfile
+ fi
+
# Remove the englobing parenthesis
symbol=${symbol#\(}
symbol=${symbol%\)}
@@ -29,11 +42,11 @@ parse_symbol() {
# Use 'nm vmlinux' to figure out the base address of said symbol.
# It's actually faster to call it every time than to load it
# all into bash.
- if [[ "${cache[$name]+isset}" == "isset" ]]; then
- local base_addr=${cache[$name]}
+ if [[ "${cache[$module,$name]+isset}" == "isset" ]]; then
+ local base_addr=${cache[$module,$name]}
else
- local base_addr=$(nm "$vmlinux" | grep -i ' t ' | awk "/ $name\$/ {print \$1}" | head -n1)
- cache["$name"]="$base_addr"
+ local base_addr=$(nm "$objfile" | grep -i ' t ' | awk "/ $name\$/ {print \$1}" | head -n1)
+ cache[$module,$name]="$base_addr"
fi
# Let's start doing the math to get the exact address into the
# symbol. First, strip out the symbol total length.
@@ -48,12 +61,12 @@ parse_symbol() {
local address=$(printf "%x\n" "$expr")
# Pass it to addr2line to get filename and line number
- # Could get more than one result
- if [[ "${cache[$address]+isset}" == "isset" ]]; then
- local code=${cache[$address]}
+ # Could get more than one result
+ if [[ "${cache[$module,$address]+isset}" == "isset" ]]; then
+ local code=${cache[$module,$address]}
else
- local code=$(addr2line -i -e "$vmlinux" "$address")
- cache[$address]=$code
+ local code=$(addr2line -i -e "$objfile" "$address")
+ cache[$module,$address]=$code
fi
# addr2line doesn't return a proper error code if it fails, so
@@ -105,13 +118,23 @@ handle_line() {
fi
done
- # The symbol is the last element, process it
- symbol=${words[$last]}
+ if [[ ${words[$last]} =~ \[([^]]+)\] ]]; then
+ module=${words[$last]}
+ module=${module#\[}
+ module=${module%\]}
+ symbol=${words[$last-1]}
+ unset words[$last-1]
+ else
+ # The symbol is the last element, process it
+ symbol=${words[$last]}
+ module=
+ fi
+
unset words[$last]
parse_symbol # modifies $symbol
# Add up the line number to the symbol
- echo "${words[@]}" "$symbol"
+ echo "${words[@]}" "$symbol $module"
}
while read line; do
@@ -121,8 +144,8 @@ while read line; do
handle_line "$line"
# Is it a code line?
elif [[ $line == *Code:* ]]; then
- decode_code "$line"
- else
+ decode_code "$line"
+ else
# Nothing special in this line, show it as is
echo "$line"
fi
diff --git a/scripts/docproc.c b/scripts/docproc.c
index e267e6214..0a12593b9 100644
--- a/scripts/docproc.c
+++ b/scripts/docproc.c
@@ -42,8 +42,10 @@
#include <unistd.h>
#include <limits.h>
#include <errno.h>
+#include <getopt.h>
#include <sys/types.h>
#include <sys/wait.h>
+#include <time.h>
/* exitstatus is used to keep track of any failing calls to kernel-doc,
* but execution continues. */
@@ -68,12 +70,23 @@ FILELINE * docsection;
#define KERNELDOCPATH "scripts/"
#define KERNELDOC "kernel-doc"
#define DOCBOOK "-docbook"
+#define RST "-rst"
#define LIST "-list"
#define FUNCTION "-function"
#define NOFUNCTION "-nofunction"
#define NODOCSECTIONS "-no-doc-sections"
#define SHOWNOTFOUND "-show-not-found"
+enum file_format {
+ FORMAT_AUTO,
+ FORMAT_DOCBOOK,
+ FORMAT_RST,
+};
+
+static enum file_format file_format = FORMAT_AUTO;
+
+#define KERNELDOC_FORMAT (file_format == FORMAT_RST ? RST : DOCBOOK)
+
static char *srctree, *kernsrctree;
static char **all_list = NULL;
@@ -95,7 +108,7 @@ static void consume_symbol(const char *sym)
static void usage (void)
{
- fprintf(stderr, "Usage: docproc {doc|depend} file\n");
+ fprintf(stderr, "Usage: docproc [{--docbook|--rst}] {doc|depend} file\n");
fprintf(stderr, "Input is read from file.tmpl. Output is sent to stdout\n");
fprintf(stderr, "doc: frontend when generating kernel documentation\n");
fprintf(stderr, "depend: generate list of files referenced within file\n");
@@ -242,7 +255,7 @@ static void find_export_symbols(char * filename)
/*
* Document all external or internal functions in a file.
* Call kernel-doc with following parameters:
- * kernel-doc -docbook -nofunction function_name1 filename
+ * kernel-doc [-docbook|-rst] -nofunction function_name1 filename
* Function names are obtained from all the src files
* by find_export_symbols.
* intfunc uses -nofunction
@@ -263,7 +276,7 @@ static void docfunctions(char * filename, char * type)
exit(1);
}
vec[idx++] = KERNELDOC;
- vec[idx++] = DOCBOOK;
+ vec[idx++] = KERNELDOC_FORMAT;
vec[idx++] = NODOCSECTIONS;
for (i=0; i < symfilecnt; i++) {
struct symfile * sym = &symfilelist[i];
@@ -275,7 +288,10 @@ static void docfunctions(char * filename, char * type)
}
vec[idx++] = filename;
vec[idx] = NULL;
- printf("<!-- %s -->\n", filename);
+ if (file_format == FORMAT_RST)
+ printf(".. %s\n", filename);
+ else
+ printf("<!-- %s -->\n", filename);
exec_kernel_doc(vec);
fflush(stdout);
free(vec);
@@ -294,7 +310,7 @@ static void singfunc(char * filename, char * line)
int i, idx = 0;
int startofsym = 1;
vec[idx++] = KERNELDOC;
- vec[idx++] = DOCBOOK;
+ vec[idx++] = KERNELDOC_FORMAT;
vec[idx++] = SHOWNOTFOUND;
/* Split line up in individual parameters preceded by FUNCTION */
@@ -343,7 +359,7 @@ static void docsect(char *filename, char *line)
free(s);
vec[0] = KERNELDOC;
- vec[1] = DOCBOOK;
+ vec[1] = KERNELDOC_FORMAT;
vec[2] = SHOWNOTFOUND;
vec[3] = FUNCTION;
vec[4] = line;
@@ -431,6 +447,32 @@ static void find_all_symbols(char *filename)
}
/*
+ * Terminate s at first space, if any. If there was a space, return pointer to
+ * the character after that. Otherwise, return pointer to the terminating NUL.
+ */
+static char *chomp(char *s)
+{
+ while (*s && !isspace(*s))
+ s++;
+
+ if (*s)
+ *s++ = '\0';
+
+ return s;
+}
+
+/* Return pointer to directive content, or NULL if not a directive. */
+static char *is_directive(char *line)
+{
+ if (file_format == FORMAT_DOCBOOK && line[0] == '!')
+ return line + 1;
+ else if (file_format == FORMAT_RST && !strncmp(line, ".. !", 4))
+ return line + 4;
+
+ return NULL;
+}
+
+/*
* Parse file, calling action specific functions for:
* 1) Lines containing !E
* 2) Lines containing !I
@@ -443,63 +485,75 @@ static void find_all_symbols(char *filename)
static void parse_file(FILE *infile)
{
char line[MAXLINESZ];
- char * s;
+ char *p, *s;
while (fgets(line, MAXLINESZ, infile)) {
- if (line[0] == '!') {
- s = line + 2;
- switch (line[1]) {
- case 'E':
- while (*s && !isspace(*s)) s++;
- *s = '\0';
- externalfunctions(line+2);
- break;
- case 'I':
- while (*s && !isspace(*s)) s++;
- *s = '\0';
- internalfunctions(line+2);
- break;
- case 'D':
- while (*s && !isspace(*s)) s++;
- *s = '\0';
- symbolsonly(line+2);
- break;
- case 'F':
- /* filename */
- while (*s && !isspace(*s)) s++;
- *s++ = '\0';
- /* function names */
- while (isspace(*s))
- s++;
- singlefunctions(line +2, s);
- break;
- case 'P':
- /* filename */
- while (*s && !isspace(*s)) s++;
- *s++ = '\0';
- /* DOC: section name */
- while (isspace(*s))
- s++;
- docsection(line + 2, s);
- break;
- case 'C':
- while (*s && !isspace(*s)) s++;
- *s = '\0';
- if (findall)
- findall(line+2);
- break;
- default:
- defaultline(line);
- }
- } else {
+ p = is_directive(line);
+ if (!p) {
+ defaultline(line);
+ continue;
+ }
+
+ switch (*p++) {
+ case 'E':
+ chomp(p);
+ externalfunctions(p);
+ break;
+ case 'I':
+ chomp(p);
+ internalfunctions(p);
+ break;
+ case 'D':
+ chomp(p);
+ symbolsonly(p);
+ break;
+ case 'F':
+ /* filename */
+ s = chomp(p);
+ /* function names */
+ while (isspace(*s))
+ s++;
+ singlefunctions(p, s);
+ break;
+ case 'P':
+ /* filename */
+ s = chomp(p);
+ /* DOC: section name */
+ while (isspace(*s))
+ s++;
+ docsection(p, s);
+ break;
+ case 'C':
+ chomp(p);
+ if (findall)
+ findall(p);
+ break;
+ default:
defaultline(line);
}
}
fflush(stdout);
}
+/*
+ * Is this a RestructuredText template? Answer the question by seeing if its
+ * name ends in ".rst".
+ */
+static int is_rst(const char *file)
+{
+ char *dot = strrchr(file, '.');
+
+ return dot && !strcmp(dot + 1, "rst");
+}
+
+enum opts {
+ OPT_DOCBOOK,
+ OPT_RST,
+ OPT_HELP,
+};
int main(int argc, char *argv[])
{
+ const char *subcommand, *filename;
FILE * infile;
int i;
@@ -509,19 +563,66 @@ int main(int argc, char *argv[])
kernsrctree = getenv("KBUILD_SRC");
if (!kernsrctree || !*kernsrctree)
kernsrctree = srctree;
- if (argc != 3) {
+
+ for (;;) {
+ int c;
+ struct option opts[] = {
+ { "docbook", no_argument, NULL, OPT_DOCBOOK },
+ { "rst", no_argument, NULL, OPT_RST },
+ { "help", no_argument, NULL, OPT_HELP },
+ {}
+ };
+
+ c = getopt_long_only(argc, argv, "", opts, NULL);
+ if (c == -1)
+ break;
+
+ switch (c) {
+ case OPT_DOCBOOK:
+ file_format = FORMAT_DOCBOOK;
+ break;
+ case OPT_RST:
+ file_format = FORMAT_RST;
+ break;
+ case OPT_HELP:
+ usage();
+ return 0;
+ default:
+ case '?':
+ usage();
+ return 1;
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ if (argc != 2) {
usage();
exit(1);
}
+
+ subcommand = argv[0];
+ filename = argv[1];
+
+ if (file_format == FORMAT_AUTO)
+ file_format = is_rst(filename) ? FORMAT_RST : FORMAT_DOCBOOK;
+
/* Open file, exit on error */
- infile = fopen(argv[2], "r");
+ infile = fopen(filename, "r");
if (infile == NULL) {
fprintf(stderr, "docproc: ");
- perror(argv[2]);
+ perror(filename);
exit(2);
}
- if (strcmp("doc", argv[1]) == 0) {
+ if (strcmp("doc", subcommand) == 0) {
+ if (file_format == FORMAT_RST) {
+ time_t t = time(NULL);
+ printf(".. generated from %s by docproc %s\n",
+ filename, ctime(&t));
+ }
+
/* Need to do this in two passes.
* First pass is used to collect all symbols exported
* in the various files;
@@ -557,10 +658,10 @@ int main(int argc, char *argv[])
fprintf(stderr, "Warning: didn't use docs for %s\n",
all_list[i]);
}
- } else if (strcmp("depend", argv[1]) == 0) {
+ } else if (strcmp("depend", subcommand) == 0) {
/* Create first part of dependency chain
* file.tmpl */
- printf("%s\t", argv[2]);
+ printf("%s\t", filename);
defaultline = noaction;
internalfunctions = adddep;
externalfunctions = adddep;
@@ -571,7 +672,7 @@ int main(int argc, char *argv[])
parse_file(infile);
printf("\n");
} else {
- fprintf(stderr, "Unknown option: %s\n", argv[1]);
+ fprintf(stderr, "Unknown option: %s\n", subcommand);
exit(1);
}
fclose(infile);
diff --git a/scripts/dtc/checks.c b/scripts/dtc/checks.c
index 0c03ac915..386f95633 100644
--- a/scripts/dtc/checks.c
+++ b/scripts/dtc/checks.c
@@ -294,6 +294,30 @@ static void check_node_name_format(struct check *c, struct node *dt,
}
NODE_ERROR(node_name_format, NULL, &node_name_chars);
+static void check_unit_address_vs_reg(struct check *c, struct node *dt,
+ struct node *node)
+{
+ const char *unitname = get_unitname(node);
+ struct property *prop = get_property(node, "reg");
+
+ if (!prop) {
+ prop = get_property(node, "ranges");
+ if (prop && !prop->val.len)
+ prop = NULL;
+ }
+
+ if (prop) {
+ if (!unitname[0])
+ FAIL(c, "Node %s has a reg or ranges property, but no unit name",
+ node->fullpath);
+ } else {
+ if (unitname[0])
+ FAIL(c, "Node %s has a unit name, but no reg property",
+ node->fullpath);
+ }
+}
+NODE_WARNING(unit_address_vs_reg, NULL);
+
static void check_property_name_chars(struct check *c, struct node *dt,
struct node *node, struct property *prop)
{
@@ -667,6 +691,8 @@ static struct check *check_table[] = {
&addr_size_cells, &reg_format, &ranges_format,
+ &unit_address_vs_reg,
+
&avoid_default_addr_size,
&obsolete_chosen_interrupt_controller,
diff --git a/scripts/dtc/flattree.c b/scripts/dtc/flattree.c
index bd99fa2d3..ec14954f5 100644
--- a/scripts/dtc/flattree.c
+++ b/scripts/dtc/flattree.c
@@ -889,7 +889,7 @@ struct boot_info *dt_from_blob(const char *fname)
if (version >= 3) {
uint32_t size_str = fdt32_to_cpu(fdt->size_dt_strings);
- if (off_str+size_str > totalsize)
+ if ((off_str+size_str < off_str) || (off_str+size_str > totalsize))
die("String table extends past total size\n");
inbuf_init(&strbuf, blob + off_str, blob + off_str + size_str);
} else {
@@ -898,7 +898,7 @@ struct boot_info *dt_from_blob(const char *fname)
if (version >= 17) {
size_dt = fdt32_to_cpu(fdt->size_dt_struct);
- if (off_dt+size_dt > totalsize)
+ if ((off_dt+size_dt < off_dt) || (off_dt+size_dt > totalsize))
die("Structure block extends past total size\n");
}
diff --git a/scripts/dtc/libfdt/fdt_ro.c b/scripts/dtc/libfdt/fdt_ro.c
index e5b313682..50cce8642 100644
--- a/scripts/dtc/libfdt/fdt_ro.c
+++ b/scripts/dtc/libfdt/fdt_ro.c
@@ -647,10 +647,8 @@ int fdt_node_check_compatible(const void *fdt, int nodeoffset,
prop = fdt_getprop(fdt, nodeoffset, "compatible", &len);
if (!prop)
return len;
- if (fdt_stringlist_contains(prop, len, compatible))
- return 0;
- else
- return 1;
+
+ return !fdt_stringlist_contains(prop, len, compatible);
}
int fdt_node_offset_by_compatible(const void *fdt, int startoffset,
diff --git a/scripts/dtc/version_gen.h b/scripts/dtc/version_gen.h
index 11d93e6d8..ad9b05ae6 100644
--- a/scripts/dtc/version_gen.h
+++ b/scripts/dtc/version_gen.h
@@ -1 +1 @@
-#define DTC_VERSION "DTC 1.4.1-gb06e55c8"
+#define DTC_VERSION "DTC 1.4.1-g53bf130b"
diff --git a/scripts/gdb/linux/.gitignore b/scripts/gdb/linux/.gitignore
index 52e4e6114..257354384 100644
--- a/scripts/gdb/linux/.gitignore
+++ b/scripts/gdb/linux/.gitignore
@@ -1,2 +1,3 @@
*.pyc
*.pyo
+constants.py
diff --git a/scripts/gdb/linux/Makefile b/scripts/gdb/linux/Makefile
index 6cf1ecf61..8b00031f5 100644
--- a/scripts/gdb/linux/Makefile
+++ b/scripts/gdb/linux/Makefile
@@ -8,4 +8,16 @@ ifneq ($(KBUILD_SRC),)
endif
@:
-clean-files := *.pyc *.pyo $(if $(KBUILD_SRC),*.py)
+quiet_cmd_gen_constants_py = GEN $@
+ cmd_gen_constants_py = \
+ $(CPP) -E -x c -P $(c_flags) $< > $@ ;\
+ sed -i '1,/<!-- end-c-headers -->/d;' $@
+
+targets += constants.py
+$(obj)/constants.py: $(SRCTREE)/$(obj)/constants.py.in FORCE
+ $(call if_changed_dep,gen_constants_py)
+
+build_constants_py: $(obj)/constants.py
+ @:
+
+clean-files := *.pyc *.pyo $(if $(KBUILD_SRC),*.py) $(obj)/constants.py
diff --git a/scripts/gdb/linux/constants.py.in b/scripts/gdb/linux/constants.py.in
new file mode 100644
index 000000000..7986f4e0d
--- /dev/null
+++ b/scripts/gdb/linux/constants.py.in
@@ -0,0 +1,52 @@
+/*
+ * gdb helper commands and functions for Linux kernel debugging
+ *
+ * Kernel constants derived from include files.
+ *
+ * Copyright (c) 2016 Linaro Ltd
+ *
+ * Authors:
+ * Kieran Bingham <kieran.bingham@linaro.org>
+ *
+ * This work is licensed under the terms of the GNU GPL version 2.
+ *
+ */
+
+#include <linux/fs.h>
+#include <linux/mount.h>
+
+/* We need to stringify expanded macros so that they can be parsed */
+
+#define STRING(x) #x
+#define XSTRING(x) STRING(x)
+
+#define LX_VALUE(x) LX_##x = x
+#define LX_GDBPARSED(x) LX_##x = gdb.parse_and_eval(XSTRING(x))
+
+/*
+ * IS_ENABLED generates (a || b) which is not compatible with python
+ * We can only switch on configuration items we know are available
+ * Therefore - IS_BUILTIN() is more appropriate
+ */
+#define LX_CONFIG(x) LX_##x = IS_BUILTIN(x)
+
+/* The build system will take care of deleting everything above this marker */
+<!-- end-c-headers -->
+
+import gdb
+
+/* linux/fs.h */
+LX_VALUE(MS_RDONLY)
+LX_VALUE(MS_SYNCHRONOUS)
+LX_VALUE(MS_MANDLOCK)
+LX_VALUE(MS_DIRSYNC)
+LX_VALUE(MS_NOATIME)
+LX_VALUE(MS_NODIRATIME)
+
+/* linux/mount.h */
+LX_VALUE(MNT_NOSUID)
+LX_VALUE(MNT_NODEV)
+LX_VALUE(MNT_NOEXEC)
+LX_VALUE(MNT_NOATIME)
+LX_VALUE(MNT_NODIRATIME)
+LX_VALUE(MNT_RELATIME)
diff --git a/scripts/gdb/linux/cpus.py b/scripts/gdb/linux/cpus.py
index 4297b83fe..ca11e8df3 100644
--- a/scripts/gdb/linux/cpus.py
+++ b/scripts/gdb/linux/cpus.py
@@ -97,9 +97,47 @@ def cpu_list(mask_name):
bits >>= 1
bit += 1
+ yield int(cpu)
+
+
+def each_online_cpu():
+ for cpu in cpu_list("__cpu_online_mask"):
+ yield cpu
+
+
+def each_present_cpu():
+ for cpu in cpu_list("__cpu_present_mask"):
+ yield cpu
+
+
+def each_possible_cpu():
+ for cpu in cpu_list("__cpu_possible_mask"):
+ yield cpu
+
+
+def each_active_cpu():
+ for cpu in cpu_list("__cpu_active_mask"):
yield cpu
+class LxCpus(gdb.Command):
+ """List CPU status arrays
+
+Displays the known state of each CPU based on the kernel masks
+and can help identify the state of hotplugged CPUs"""
+
+ def __init__(self):
+ super(LxCpus, self).__init__("lx-cpus", gdb.COMMAND_DATA)
+
+ def invoke(self, arg, from_tty):
+ gdb.write("Possible CPUs : {}\n".format(list(each_possible_cpu())))
+ gdb.write("Present CPUs : {}\n".format(list(each_present_cpu())))
+ gdb.write("Online CPUs : {}\n".format(list(each_online_cpu())))
+ gdb.write("Active CPUs : {}\n".format(list(each_active_cpu())))
+
+LxCpus()
+
+
class PerCpu(gdb.Function):
"""Return per-cpu variable.
diff --git a/scripts/gdb/linux/dmesg.py b/scripts/gdb/linux/dmesg.py
index 927d0d2a3..f9b92ece7 100644
--- a/scripts/gdb/linux/dmesg.py
+++ b/scripts/gdb/linux/dmesg.py
@@ -33,11 +33,12 @@ class LxDmesg(gdb.Command):
if log_first_idx < log_next_idx:
log_buf_2nd_half = -1
length = log_next_idx - log_first_idx
- log_buf = inf.read_memory(start, length)
+ log_buf = utils.read_memoryview(inf, start, length).tobytes()
else:
log_buf_2nd_half = log_buf_len - log_first_idx
- log_buf = inf.read_memory(start, log_buf_2nd_half) + \
- inf.read_memory(log_buf_addr, log_next_idx)
+ a = utils.read_memoryview(inf, start, log_buf_2nd_half)
+ b = utils.read_memoryview(inf, log_buf_addr, log_next_idx)
+ log_buf = a.tobytes() + b.tobytes()
pos = 0
while pos < log_buf.__len__():
@@ -50,10 +51,10 @@ class LxDmesg(gdb.Command):
continue
text_len = utils.read_u16(log_buf[pos + 10:pos + 12])
- text = log_buf[pos + 16:pos + 16 + text_len]
+ text = log_buf[pos + 16:pos + 16 + text_len].decode()
time_stamp = utils.read_u64(log_buf[pos:pos + 8])
- for line in memoryview(text).tobytes().splitlines():
+ for line in text.splitlines():
gdb.write("[{time:12.6f}] {line}\n".format(
time=time_stamp / 1000000000.0,
line=line))
diff --git a/scripts/gdb/linux/lists.py b/scripts/gdb/linux/lists.py
index 3a3775bc1..2f335fbd8 100644
--- a/scripts/gdb/linux/lists.py
+++ b/scripts/gdb/linux/lists.py
@@ -18,6 +18,27 @@ from linux import utils
list_head = utils.CachedType("struct list_head")
+def list_for_each(head):
+ if head.type == list_head.get_type().pointer():
+ head = head.dereference()
+ elif head.type != list_head.get_type():
+ raise gdb.GdbError("Must be struct list_head not {}"
+ .format(head.type))
+
+ node = head['next'].dereference()
+ while node.address != head.address:
+ yield node.address
+ node = node['next'].dereference()
+
+
+def list_for_each_entry(head, gdbtype, member):
+ for node in list_for_each(head):
+ if node.type != list_head.get_type().pointer():
+ raise TypeError("Type {} found. Expected struct list_head *."
+ .format(node.type))
+ yield utils.container_of(node, gdbtype, member)
+
+
def list_check(head):
nb = 0
if (head.type == list_head.get_type().pointer()):
diff --git a/scripts/gdb/linux/modules.py b/scripts/gdb/linux/modules.py
index 0a35d6dbf..441b23239 100644
--- a/scripts/gdb/linux/modules.py
+++ b/scripts/gdb/linux/modules.py
@@ -13,7 +13,7 @@
import gdb
-from linux import cpus, utils
+from linux import cpus, utils, lists
module_type = utils.CachedType("struct module")
@@ -21,14 +21,14 @@ module_type = utils.CachedType("struct module")
def module_list():
global module_type
+ modules = utils.gdb_eval_or_none("modules")
+ if modules is None:
+ return
+
module_ptr_type = module_type.get_type().pointer()
- modules = gdb.parse_and_eval("modules")
- entry = modules['next']
- end_of_list = modules.address
- while entry != end_of_list:
- yield utils.container_of(entry, module_ptr_type, "list")
- entry = entry['next']
+ for module in lists.list_for_each_entry(modules, module_ptr_type, "list"):
+ yield module
def find_module_by_name(name):
@@ -78,19 +78,17 @@ class LxLsmod(gdb.Command):
address=str(layout['base']).split()[0],
name=module['name'].string(),
size=str(layout['size']),
- ref=str(module['refcnt']['counter'])))
+ ref=str(module['refcnt']['counter'] - 1)))
- source_list = module['source_list']
t = self._module_use_type.get_type().pointer()
- entry = source_list['next']
first = True
- while entry != source_list.address:
- use = utils.container_of(entry, t, "source_list")
+ sources = module['source_list']
+ for use in lists.list_for_each_entry(sources, t, "source_list"):
gdb.write("{separator}{name}".format(
separator=" " if first else ",",
name=use['source']['name'].string()))
first = False
- entry = entry['next']
+
gdb.write("\n")
diff --git a/scripts/gdb/linux/proc.py b/scripts/gdb/linux/proc.py
index 6e6709c18..38b1f09d1 100644
--- a/scripts/gdb/linux/proc.py
+++ b/scripts/gdb/linux/proc.py
@@ -12,6 +12,10 @@
#
import gdb
+from linux import constants
+from linux import utils
+from linux import tasks
+from linux import lists
class LxCmdLine(gdb.Command):
@@ -39,3 +43,155 @@ class LxVersion(gdb.Command):
gdb.write(gdb.parse_and_eval("linux_banner").string())
LxVersion()
+
+
+# Resource Structure Printers
+# /proc/iomem
+# /proc/ioports
+
+def get_resources(resource, depth):
+ while resource:
+ yield resource, depth
+
+ child = resource['child']
+ if child:
+ for res, deep in get_resources(child, depth + 1):
+ yield res, deep
+
+ resource = resource['sibling']
+
+
+def show_lx_resources(resource_str):
+ resource = gdb.parse_and_eval(resource_str)
+ width = 4 if resource['end'] < 0x10000 else 8
+ # Iterate straight to the first child
+ for res, depth in get_resources(resource['child'], 0):
+ start = int(res['start'])
+ end = int(res['end'])
+ gdb.write(" " * depth * 2 +
+ "{0:0{1}x}-".format(start, width) +
+ "{0:0{1}x} : ".format(end, width) +
+ res['name'].string() + "\n")
+
+
+class LxIOMem(gdb.Command):
+ """Identify the IO memory resource locations defined by the kernel
+
+Equivalent to cat /proc/iomem on a running target"""
+
+ def __init__(self):
+ super(LxIOMem, self).__init__("lx-iomem", gdb.COMMAND_DATA)
+
+ def invoke(self, arg, from_tty):
+ return show_lx_resources("iomem_resource")
+
+LxIOMem()
+
+
+class LxIOPorts(gdb.Command):
+ """Identify the IO port resource locations defined by the kernel
+
+Equivalent to cat /proc/ioports on a running target"""
+
+ def __init__(self):
+ super(LxIOPorts, self).__init__("lx-ioports", gdb.COMMAND_DATA)
+
+ def invoke(self, arg, from_tty):
+ return show_lx_resources("ioport_resource")
+
+LxIOPorts()
+
+
+# Mount namespace viewer
+# /proc/mounts
+
+def info_opts(lst, opt):
+ opts = ""
+ for key, string in lst.items():
+ if opt & key:
+ opts += string
+ return opts
+
+
+FS_INFO = {constants.LX_MS_SYNCHRONOUS: ",sync",
+ constants.LX_MS_MANDLOCK: ",mand",
+ constants.LX_MS_DIRSYNC: ",dirsync",
+ constants.LX_MS_NOATIME: ",noatime",
+ constants.LX_MS_NODIRATIME: ",nodiratime"}
+
+MNT_INFO = {constants.LX_MNT_NOSUID: ",nosuid",
+ constants.LX_MNT_NODEV: ",nodev",
+ constants.LX_MNT_NOEXEC: ",noexec",
+ constants.LX_MNT_NOATIME: ",noatime",
+ constants.LX_MNT_NODIRATIME: ",nodiratime",
+ constants.LX_MNT_RELATIME: ",relatime"}
+
+mount_type = utils.CachedType("struct mount")
+mount_ptr_type = mount_type.get_type().pointer()
+
+
+class LxMounts(gdb.Command):
+ """Report the VFS mounts of the current process namespace.
+
+Equivalent to cat /proc/mounts on a running target
+An integer value can be supplied to display the mount
+values of that process namespace"""
+
+ def __init__(self):
+ super(LxMounts, self).__init__("lx-mounts", gdb.COMMAND_DATA)
+
+ # Equivalent to proc_namespace.c:show_vfsmnt
+ # However, that has the ability to call into s_op functions
+ # whereas we cannot and must make do with the information we can obtain.
+ def invoke(self, arg, from_tty):
+ argv = gdb.string_to_argv(arg)
+ if len(argv) >= 1:
+ try:
+ pid = int(argv[0])
+ except:
+ raise gdb.GdbError("Provide a PID as integer value")
+ else:
+ pid = 1
+
+ task = tasks.get_task_by_pid(pid)
+ if not task:
+ raise gdb.GdbError("Couldn't find a process with PID {}"
+ .format(pid))
+
+ namespace = task['nsproxy']['mnt_ns']
+ if not namespace:
+ raise gdb.GdbError("No namespace for current process")
+
+ for vfs in lists.list_for_each_entry(namespace['list'],
+ mount_ptr_type, "mnt_list"):
+ devname = vfs['mnt_devname'].string()
+ devname = devname if devname else "none"
+
+ pathname = ""
+ parent = vfs
+ while True:
+ mntpoint = parent['mnt_mountpoint']
+ pathname = utils.dentry_name(mntpoint) + pathname
+ if (parent == parent['mnt_parent']):
+ break
+ parent = parent['mnt_parent']
+
+ if (pathname == ""):
+ pathname = "/"
+
+ superblock = vfs['mnt']['mnt_sb']
+ fstype = superblock['s_type']['name'].string()
+ s_flags = int(superblock['s_flags'])
+ m_flags = int(vfs['mnt']['mnt_flags'])
+ rd = "ro" if (s_flags & constants.LX_MS_RDONLY) else "rw"
+
+ gdb.write(
+ "{} {} {} {}{}{} 0 0\n"
+ .format(devname,
+ pathname,
+ fstype,
+ rd,
+ info_opts(FS_INFO, s_flags),
+ info_opts(MNT_INFO, m_flags)))
+
+LxMounts()
diff --git a/scripts/gdb/linux/symbols.py b/scripts/gdb/linux/symbols.py
index 9a0f8923f..004b0ac7f 100644
--- a/scripts/gdb/linux/symbols.py
+++ b/scripts/gdb/linux/symbols.py
@@ -153,7 +153,7 @@ lx-symbols command."""
saved_state['breakpoint'].enabled = saved_state['enabled']
def invoke(self, arg, from_tty):
- self.module_paths = arg.split()
+ self.module_paths = [os.path.expanduser(p) for p in arg.split()]
self.module_paths.append(os.getcwd())
# enforce update
diff --git a/scripts/gdb/linux/tasks.py b/scripts/gdb/linux/tasks.py
index 862a4ae24..1bf949c43 100644
--- a/scripts/gdb/linux/tasks.py
+++ b/scripts/gdb/linux/tasks.py
@@ -114,3 +114,22 @@ variable."""
LxThreadInfoFunc()
+
+
+class LxThreadInfoByPidFunc (gdb.Function):
+ """Calculate Linux thread_info from task variable found by pid
+
+$lx_thread_info_by_pid(PID): Given PID, return the corresponding thread_info
+variable."""
+
+ def __init__(self):
+ super(LxThreadInfoByPidFunc, self).__init__("lx_thread_info_by_pid")
+
+ def invoke(self, pid):
+ task = get_task_by_pid(pid)
+ if task:
+ return get_thread_info(task.dereference())
+ else:
+ raise gdb.GdbError("No task of PID " + str(pid))
+
+LxThreadInfoByPidFunc()
diff --git a/scripts/gdb/linux/utils.py b/scripts/gdb/linux/utils.py
index 0893b326a..50805874c 100644
--- a/scripts/gdb/linux/utils.py
+++ b/scripts/gdb/linux/utils.py
@@ -87,11 +87,24 @@ def get_target_endianness():
return target_endianness
+def read_memoryview(inf, start, length):
+ return memoryview(inf.read_memory(start, length))
+
+
def read_u16(buffer):
+ value = [0, 0]
+
+ if type(buffer[0]) is str:
+ value[0] = ord(buffer[0])
+ value[1] = ord(buffer[1])
+ else:
+ value[0] = buffer[0]
+ value[1] = buffer[1]
+
if get_target_endianness() == LITTLE_ENDIAN:
- return ord(buffer[0]) + (ord(buffer[1]) << 8)
+ return value[0] + (value[1] << 8)
else:
- return ord(buffer[1]) + (ord(buffer[0]) << 8)
+ return value[1] + (value[0] << 8)
def read_u32(buffer):
@@ -154,3 +167,18 @@ def get_gdbserver_type():
if gdbserver_type is not None and hasattr(gdb, 'events'):
gdb.events.exited.connect(exit_handler)
return gdbserver_type
+
+
+def gdb_eval_or_none(expresssion):
+ try:
+ return gdb.parse_and_eval(expresssion)
+ except:
+ return None
+
+
+def dentry_name(d):
+ parent = d['d_parent']
+ if parent == d or parent == 0:
+ return ""
+ p = dentry_name(d['d_parent']) + "/"
+ return p + d['d_iname'].string()
diff --git a/scripts/gdb/vmlinux-gdb.py b/scripts/gdb/vmlinux-gdb.py
index d5943eca1..6e0b0afd8 100644
--- a/scripts/gdb/vmlinux-gdb.py
+++ b/scripts/gdb/vmlinux-gdb.py
@@ -30,3 +30,4 @@ else:
import linux.cpus
import linux.lists
import linux.proc
+ import linux.constants
diff --git a/scripts/genksyms/genksyms.c b/scripts/genksyms/genksyms.c
index dafaf96e0..06121ce52 100644
--- a/scripts/genksyms/genksyms.c
+++ b/scripts/genksyms/genksyms.c
@@ -873,5 +873,8 @@ int main(int argc, char **argv)
(double)nsyms / (double)HASH_BUCKETS);
}
+ if (dumpfile)
+ fclose(dumpfile);
+
return errors != 0;
}
diff --git a/scripts/headers_check.pl b/scripts/headers_check.pl
index 62320f93e..8b2da054c 100755
--- a/scripts/headers_check.pl
+++ b/scripts/headers_check.pl
@@ -69,6 +69,10 @@ sub check_declarations
if ($line =~ m/^void seqbuf_dump\(void\);/) {
return;
}
+ # drm headers are being C++ friendly
+ if ($line =~ m/^extern "C"/) {
+ return;
+ }
if ($line =~ m/^(\s*extern|unsigned|char|short|int|long|void)\b/) {
printf STDERR "$filename:$lineno: " .
"userspace cannot reference function or " .
diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c
index 638b143ee..1f22a186c 100644
--- a/scripts/kallsyms.c
+++ b/scripts/kallsyms.c
@@ -63,7 +63,6 @@ static unsigned int table_size, table_cnt;
static int all_symbols = 0;
static int absolute_percpu = 0;
static char symbol_prefix_char = '\0';
-static unsigned long long kernel_start_addr = 0;
static int base_relative = 0;
int token_profit[0x10000];
@@ -223,15 +222,13 @@ static int symbol_valid(struct sym_entry *s)
static char *special_suffixes[] = {
"_veneer", /* arm */
+ "_from_arm", /* arm */
+ "_from_thumb", /* arm */
NULL };
int i;
char *sym_name = (char *)s->sym + 1;
-
- if (s->addr < kernel_start_addr)
- return 0;
-
/* skip prefix char */
if (symbol_prefix_char && *sym_name == symbol_prefix_char)
sym_name++;
@@ -765,9 +762,6 @@ int main(int argc, char **argv)
if ((*p == '"' && *(p+2) == '"') || (*p == '\'' && *(p+2) == '\''))
p++;
symbol_prefix_char = *p;
- } else if (strncmp(argv[i], "--page-offset=", 14) == 0) {
- const char *p = &argv[i][14];
- kernel_start_addr = strtoull(p, NULL, 16);
} else if (strcmp(argv[i], "--base-relative") == 0)
base_relative = 1;
else
diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index dd243d2ab..297b079ae 100644
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -375,7 +375,9 @@ load:
continue;
} else {
if (line[0] != '\r' && line[0] != '\n')
- conf_warning("unexpected data");
+ conf_warning("unexpected data: %.*s",
+ (int)strcspn(line, "\r\n"), line);
+
continue;
}
setsym:
diff --git a/scripts/kconfig/streamline_config.pl b/scripts/kconfig/streamline_config.pl
index f3d3fb42b..b8c7b29af 100755
--- a/scripts/kconfig/streamline_config.pl
+++ b/scripts/kconfig/streamline_config.pl
@@ -188,7 +188,7 @@ sub read_kconfig {
$cont = 0;
# collect any Kconfig sources
- if (/^source\s*"(.*)"/) {
+ if (/^source\s+"?([^"]+)/) {
my $kconfig = $1;
# prevent reading twice.
if (!defined($read_kconfigs{$kconfig})) {
@@ -237,7 +237,7 @@ sub read_kconfig {
}
# configs without prompts must be selected
- } elsif ($state ne "NONE" && /^\s*tristate\s\S/) {
+ } elsif ($state ne "NONE" && /^\s*(tristate\s+\S|prompt\b)/) {
# note if the config has a prompt
$prompts{$config} = 1;
@@ -256,8 +256,8 @@ sub read_kconfig {
$iflevel-- if ($iflevel);
- # stop on "help"
- } elsif (/^\s*help\s*$/) {
+ # stop on "help" and keywords that end a menu entry
+ } elsif (/^\s*(---)?help(---)?\s*$/ || /^(comment|choice|menu)\b/) {
$state = "NONE";
}
}
@@ -454,7 +454,7 @@ sub parse_config_depends
$p =~ s/^[^$valid]*[$valid]+//;
# We only need to process if the depend config is a module
- if (!defined($orig_configs{$conf}) || !$orig_configs{conf} eq "m") {
+ if (!defined($orig_configs{$conf}) || $orig_configs{$conf} eq "y") {
next;
}
@@ -610,6 +610,40 @@ foreach my $line (@config_file) {
next;
}
+ if (/CONFIG_MODULE_SIG_KEY="(.+)"/) {
+ my $orig_cert = $1;
+ my $default_cert = "certs/signing_key.pem";
+
+ # Check that the logic in this script still matches the one in Kconfig
+ if (!defined($depends{"MODULE_SIG_KEY"}) ||
+ $depends{"MODULE_SIG_KEY"} !~ /"\Q$default_cert\E"/) {
+ print STDERR "WARNING: MODULE_SIG_KEY assertion failure, ",
+ "update needed to ", __FILE__, " line ", __LINE__, "\n";
+ print;
+ } elsif ($orig_cert ne $default_cert && ! -f $orig_cert) {
+ print STDERR "Module signature verification enabled but ",
+ "module signing key \"$orig_cert\" not found. Resetting ",
+ "signing key to default value.\n";
+ print "CONFIG_MODULE_SIG_KEY=\"$default_cert\"\n";
+ } else {
+ print;
+ }
+ next;
+ }
+
+ if (/CONFIG_SYSTEM_TRUSTED_KEYS="(.+)"/) {
+ my $orig_keys = $1;
+
+ if (! -f $orig_keys) {
+ print STDERR "System keyring enabled but keys \"$orig_keys\" ",
+ "not found. Resetting keys to default value.\n";
+ print "CONFIG_SYSTEM_TRUSTED_KEYS=\"\"\n";
+ } else {
+ print;
+ }
+ next;
+ }
+
if (/^(CONFIG.*)=(m|y)/) {
if (defined($configs{$1})) {
if ($localyesconfig) {
diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c
index 25cf0c2c0..243229848 100644
--- a/scripts/kconfig/symbol.c
+++ b/scripts/kconfig/symbol.c
@@ -209,12 +209,26 @@ static void sym_set_all_changed(void)
static void sym_calc_visibility(struct symbol *sym)
{
struct property *prop;
+ struct symbol *choice_sym = NULL;
tristate tri;
/* any prompt visible? */
tri = no;
+
+ if (sym_is_choice_value(sym))
+ choice_sym = prop_get_symbol(sym_get_choice_prop(sym));
+
for_all_prompts(sym, prop) {
prop->visible.tri = expr_calc_value(prop->visible.expr);
+ /*
+ * Tristate choice_values with visibility 'mod' are
+ * not visible if the corresponding choice's value is
+ * 'yes'.
+ */
+ if (choice_sym && sym->type == S_TRISTATE &&
+ prop->visible.tri == mod && choice_sym->curr.tri == yes)
+ prop->visible.tri = no;
+
tri = EXPR_OR(tri, prop->visible.tri);
}
if (tri == mod && (sym->type != S_TRISTATE || modules_val == no))
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index c37255bb6..2fc8fad51 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -39,41 +39,44 @@ use strict;
# 25/07/2012 - Added support for HTML5
# -- Dan Luedtke <mail@danrl.de>
-#
-# This will read a 'c' file and scan for embedded comments in the
-# style of gnome comments (+minor extensions - see below).
-#
-
-# Note: This only supports 'c'.
-
-# usage:
-# kernel-doc [ -docbook | -html | -html5 | -text | -man | -list ]
-# [ -no-doc-sections ]
-# [ -function funcname [ -function funcname ...] ]
-# c file(s)s > outputfile
-# or
-# [ -nofunction funcname [ -function funcname ...] ]
-# c file(s)s > outputfile
-#
-# Set output format using one of -docbook -html -html5 -text or -man.
-# Default is man.
-# The -list format is for internal use by docproc.
-#
-# -no-doc-sections
-# Do not output DOC: sections
-#
-# -function funcname
-# If set, then only generate documentation for the given function(s) or
-# DOC: section titles. All other functions and DOC: sections are ignored.
-#
-# -nofunction funcname
-# If set, then only generate documentation for the other function(s)/DOC:
-# sections. Cannot be used together with -function (yes, that's a bug --
-# perl hackers can fix it 8))
-#
-# c files - list of 'c' files to process
-#
-# All output goes to stdout, with errors to stderr.
+sub usage {
+ my $message = <<"EOF";
+Usage: $0 [OPTION ...] FILE ...
+
+Read C language source or header FILEs, extract embedded documentation comments,
+and print formatted documentation to standard output.
+
+The documentation comments are identified by "/**" opening comment mark. See
+Documentation/kernel-doc-nano-HOWTO.txt for the documentation comment syntax.
+
+Output format selection (mutually exclusive):
+ -docbook Output DocBook format.
+ -html Output HTML format.
+ -html5 Output HTML5 format.
+ -list Output symbol list format. This is for use by docproc.
+ -man Output troff manual page format. This is the default.
+ -rst Output reStructuredText format.
+ -text Output plain text format.
+
+Output selection (mutually exclusive):
+ -function NAME Only output documentation for the given function(s)
+ or DOC: section title(s). All other functions and DOC:
+ sections are ignored. May be specified multiple times.
+ -nofunction NAME Do NOT output documentation for the given function(s);
+ only output documentation for the other functions and
+ DOC: sections. May be specified multiple times.
+
+Output selection modifiers:
+ -no-doc-sections Do not output DOC: sections.
+
+Other parameters:
+ -v Verbose output, more warnings and other information.
+ -h Print this help.
+
+EOF
+ print $message;
+ exit 1;
+}
#
# format of comments.
@@ -201,6 +204,8 @@ my $type_param = '\@(\w+)';
my $type_struct = '\&((struct\s*)*[_\w]+)';
my $type_struct_xml = '\\&amp;((struct\s*)*[_\w]+)';
my $type_env = '(\$\w+)';
+my $type_enum_full = '\&(enum)\s*([_\w]+)';
+my $type_struct_full = '\&(struct)\s*([_\w]+)';
# Output conversion substitutions.
# One for each output format
@@ -266,6 +271,17 @@ my @highlights_text = (
);
my $blankline_text = "";
+# rst-mode
+my @highlights_rst = (
+ [$type_constant, "``\$1``"],
+ [$type_func, "\\:c\\:func\\:`\$1`"],
+ [$type_struct_full, "\\:c\\:type\\:`\$1 \$2 <\$2>`"],
+ [$type_enum_full, "\\:c\\:type\\:`\$1 \$2 <\$2>`"],
+ [$type_struct, "\\:c\\:type\\:`struct \$1 <\$1>`"],
+ [$type_param, "**\$1**"]
+ );
+my $blankline_rst = "\n";
+
# list mode
my @highlights_list = (
[$type_constant, "\$1"],
@@ -402,6 +418,10 @@ while ($ARGV[0] =~ m/^-(.*)/) {
$output_mode = "text";
@highlights = @highlights_text;
$blankline = $blankline_text;
+ } elsif ($cmd eq "-rst") {
+ $output_mode = "rst";
+ @highlights = @highlights_rst;
+ $blankline = $blankline_rst;
} elsif ($cmd eq "-docbook") {
$output_mode = "xml";
@highlights = @highlights_xml;
@@ -437,17 +457,6 @@ while ($ARGV[0] =~ m/^-(.*)/) {
# continue execution near EOF;
-sub usage {
- print "Usage: $0 [ -docbook | -html | -html5 | -text | -man | -list ]\n";
- print " [ -no-doc-sections ]\n";
- print " [ -function funcname [ -function funcname ...] ]\n";
- print " [ -nofunction funcname [ -nofunction funcname ...] ]\n";
- print " [ -v ]\n";
- print " c source file(s) > outputfile\n";
- print " -v : verbose output, more warnings & other info listed\n";
- exit 1;
-}
-
# get kernel version from env
sub get_kernel_version() {
my $version = 'unknown kernel version';
@@ -1713,6 +1722,208 @@ sub output_blockhead_text(%) {
}
}
+##
+# output in restructured text
+#
+
+#
+# This could use some work; it's used to output the DOC: sections, and
+# starts by putting out the name of the doc section itself, but that tends
+# to duplicate a header already in the template file.
+#
+sub output_blockhead_rst(%) {
+ my %args = %{$_[0]};
+ my ($parameter, $section);
+
+ foreach $section (@{$args{'sectionlist'}}) {
+ print "**$section**\n\n";
+ output_highlight_rst($args{'sections'}{$section});
+ print "\n";
+ }
+}
+
+sub output_highlight_rst {
+ my $contents = join "\n",@_;
+ my $line;
+
+ # undo the evil effects of xml_escape() earlier
+ $contents = xml_unescape($contents);
+
+ eval $dohighlight;
+ die $@ if $@;
+
+ foreach $line (split "\n", $contents) {
+ if ($line eq "") {
+ print $lineprefix, $blankline;
+ } else {
+ $line =~ s/\\\\\\/\&/g;
+ print $lineprefix, $line;
+ }
+ print "\n";
+ }
+}
+
+sub output_function_rst(%) {
+ my %args = %{$_[0]};
+ my ($parameter, $section);
+ my $start;
+
+ print ".. c:function:: ";
+ if ($args{'functiontype'} ne "") {
+ $start = $args{'functiontype'} . " " . $args{'function'} . " (";
+ } else {
+ $start = $args{'function'} . " (";
+ }
+ print $start;
+
+ my $count = 0;
+ foreach my $parameter (@{$args{'parameterlist'}}) {
+ if ($count ne 0) {
+ print ", ";
+ }
+ $count++;
+ $type = $args{'parametertypes'}{$parameter};
+ if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) {
+ # pointer-to-function
+ print $1 . $parameter . ") (" . $2;
+ } else {
+ print $type . " " . $parameter;
+ }
+ }
+ print ")\n\n " . $args{'purpose'} . "\n\n";
+
+ print ":Parameters:\n\n";
+ foreach $parameter (@{$args{'parameterlist'}}) {
+ my $parameter_name = $parameter;
+ #$parameter_name =~ s/\[.*//;
+ $type = $args{'parametertypes'}{$parameter};
+
+ if ($type ne "") {
+ print " ``$type $parameter``\n";
+ } else {
+ print " ``$parameter``\n";
+ }
+ if ($args{'parameterdescs'}{$parameter_name} ne $undescribed) {
+ my $oldprefix = $lineprefix;
+ $lineprefix = " ";
+ output_highlight_rst($args{'parameterdescs'}{$parameter_name});
+ $lineprefix = $oldprefix;
+ } else {
+ print "\n _undescribed_\n";
+ }
+ print "\n";
+ }
+ output_section_rst(@_);
+}
+
+sub output_section_rst(%) {
+ my %args = %{$_[0]};
+ my $section;
+ my $oldprefix = $lineprefix;
+ $lineprefix = " ";
+
+ foreach $section (@{$args{'sectionlist'}}) {
+ print ":$section:\n\n";
+ output_highlight_rst($args{'sections'}{$section});
+ print "\n";
+ }
+ print "\n";
+ $lineprefix = $oldprefix;
+}
+
+sub output_enum_rst(%) {
+ my %args = %{$_[0]};
+ my ($parameter);
+ my $count;
+ my $name = "enum " . $args{'enum'};
+
+ print "\n\n.. c:type:: " . $name . "\n\n";
+ print " " . $args{'purpose'} . "\n\n";
+
+ print "..\n\n:Constants:\n\n";
+ my $oldprefix = $lineprefix;
+ $lineprefix = " ";
+ foreach $parameter (@{$args{'parameterlist'}}) {
+ print " `$parameter`\n";
+ if ($args{'parameterdescs'}{$parameter} ne $undescribed) {
+ output_highlight_rst($args{'parameterdescs'}{$parameter});
+ } else {
+ print " undescribed\n";
+ }
+ print "\n";
+ }
+ $lineprefix = $oldprefix;
+ output_section_rst(@_);
+}
+
+sub output_typedef_rst(%) {
+ my %args = %{$_[0]};
+ my ($parameter);
+ my $count;
+ my $name = "typedef " . $args{'typedef'};
+
+ ### FIXME: should the name below contain "typedef" or not?
+ print "\n\n.. c:type:: " . $name . "\n\n";
+ print " " . $args{'purpose'} . "\n\n";
+
+ output_section_rst(@_);
+}
+
+sub output_struct_rst(%) {
+ my %args = %{$_[0]};
+ my ($parameter);
+ my $name = $args{'type'} . " " . $args{'struct'};
+
+ print "\n\n.. c:type:: " . $name . "\n\n";
+ print " " . $args{'purpose'} . "\n\n";
+
+ print ":Definition:\n\n";
+ print " ::\n\n";
+ print " " . $args{'type'} . " " . $args{'struct'} . " {\n";
+ foreach $parameter (@{$args{'parameterlist'}}) {
+ if ($parameter =~ /^#/) {
+ print " " . "$parameter\n";
+ next;
+ }
+
+ my $parameter_name = $parameter;
+ $parameter_name =~ s/\[.*//;
+
+ ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next;
+ $type = $args{'parametertypes'}{$parameter};
+ if ($type =~ m/([^\(]*\(\*)\s*\)\s*\(([^\)]*)\)/) {
+ # pointer-to-function
+ print " $1 $parameter) ($2);\n";
+ } elsif ($type =~ m/^(.*?)\s*(:.*)/) {
+ # bitfield
+ print " $1 $parameter$2;\n";
+ } else {
+ print " " . $type . " " . $parameter . ";\n";
+ }
+ }
+ print " };\n\n";
+
+ print ":Members:\n\n";
+ foreach $parameter (@{$args{'parameterlist'}}) {
+ ($parameter =~ /^#/) && next;
+
+ my $parameter_name = $parameter;
+ $parameter_name =~ s/\[.*//;
+
+ ($args{'parameterdescs'}{$parameter_name} ne $undescribed) || next;
+ $type = $args{'parametertypes'}{$parameter};
+ print " `$type $parameter`" . "\n";
+ my $oldprefix = $lineprefix;
+ $lineprefix = " ";
+ output_highlight_rst($args{'parameterdescs'}{$parameter_name});
+ $lineprefix = $oldprefix;
+ print "\n";
+ }
+ print "\n";
+ output_section_rst(@_);
+}
+
+
## list mode output functions
sub output_function_list(%) {
@@ -2414,6 +2625,18 @@ sub xml_escape($) {
return $text;
}
+# xml_unescape: reverse the effects of xml_escape
+sub xml_unescape($) {
+ my $text = shift;
+ if (($output_mode eq "text") || ($output_mode eq "man")) {
+ return $text;
+ }
+ $text =~ s/\\\\\\amp;/\&/g;
+ $text =~ s/\\\\\\lt;/</g;
+ $text =~ s/\\\\\\gt;/>/g;
+ return $text;
+}
+
# convert local escape strings to html
# local escape strings look like: '\\\\menmonic:' (that's 4 backslashes)
sub local_unescape($) {
diff --git a/scripts/ld-version.sh b/scripts/ld-version.sh
index 7bfe9fa1c..d135882e2 100755
--- a/scripts/ld-version.sh
+++ b/scripts/ld-version.sh
@@ -5,6 +5,6 @@
gsub(".*version ", "");
gsub("-.*", "");
split($1,a, ".");
- print a[1]*100000000 + a[2]*1000000 + a[3]*10000 + a[4]*100 + a[5];
+ print a[1]*100000000 + a[2]*1000000 + a[3]*10000;
exit
}
diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
index 49d61ade9..f0f6d9d75 100755
--- a/scripts/link-vmlinux.sh
+++ b/scripts/link-vmlinux.sh
@@ -82,10 +82,6 @@ kallsyms()
kallsymopt="${kallsymopt} --all-symbols"
fi
- if [ -n "${CONFIG_ARM}" ] && [ -z "${CONFIG_XIP_KERNEL}" ] && [ -n "${CONFIG_PAGE_OFFSET}" ]; then
- kallsymopt="${kallsymopt} --page-offset=$CONFIG_PAGE_OFFSET"
- fi
-
if [ -n "${CONFIG_KALLSYMS_ABSOLUTE_PERCPU}" ]; then
kallsymopt="${kallsymopt} --absolute-percpu"
fi
diff --git a/scripts/package/builddeb b/scripts/package/builddeb
index 6c3b038ef..86e56fef7 100755
--- a/scripts/package/builddeb
+++ b/scripts/package/builddeb
@@ -322,7 +322,10 @@ fi
# Build kernel header package
(cd $srctree; find . -name Makefile\* -o -name Kconfig\* -o -name \*.pl) > "$objtree/debian/hdrsrcfiles"
-(cd $srctree; find arch/$SRCARCH/include include scripts -type f) >> "$objtree/debian/hdrsrcfiles"
+if grep -q '^CONFIG_STACK_VALIDATION=y' $KCONFIG_CONFIG ; then
+ (cd $srctree; find tools/objtool -type f -executable) >> "$objtree/debian/hdrsrcfiles"
+fi
+(cd $srctree; find arch/*/include include scripts -type f) >> "$objtree/debian/hdrsrcfiles"
(cd $srctree; find arch/$SRCARCH -name module.lds -o -name Kbuild.platforms -o -name Platform) >> "$objtree/debian/hdrsrcfiles"
(cd $srctree; find $(find arch/$SRCARCH -name include -o -name scripts -type d) -type f) >> "$objtree/debian/hdrsrcfiles"
(cd $objtree; find arch/$SRCARCH/include Module.symvers include scripts -type f) >> "$objtree/debian/hdrobjfiles"
diff --git a/scripts/package/mkspec b/scripts/package/mkspec
index b6de63cb3..57673bae5 100755
--- a/scripts/package/mkspec
+++ b/scripts/package/mkspec
@@ -143,6 +143,11 @@ echo "if [ -x /sbin/new-kernel-pkg ]; then"
echo "new-kernel-pkg --remove $KERNELRELEASE --rminitrd --initrdfile=/boot/initramfs-$KERNELRELEASE.img"
echo "fi"
echo ""
+echo "%postun"
+echo "if [ -x /sbin/update-bootloader ]; then"
+echo "/sbin/update-bootloader --remove $KERNELRELEASE"
+echo "fi"
+echo ""
echo "%files"
echo '%defattr (-, root, root)'
echo "/lib/modules/$KERNELRELEASE"
diff --git a/scripts/spelling.txt b/scripts/spelling.txt
index 946caf3bd..fa79c6d2a 100644
--- a/scripts/spelling.txt
+++ b/scripts/spelling.txt
@@ -428,6 +428,7 @@ feautures||features
fetaure||feature
fetaures||features
fileystem||filesystem
+fimware||firmware
finanize||finalize
findn||find
finilizes||finalizes