From badc0e42604c4465facd81d2323e98b3b1eb9188 Mon Sep 17 00:00:00 2001
From: André Fabian Silva Delgado <emulatorman@parabola.nu>
Date: Tue, 27 Oct 2015 13:37:40 -0300
Subject: Linux-libre 4.2.4-gnu
---
tools/lguest/lguest.c | 10 +++++++---
tools/lib/traceevent/event-parse.c | 23 ++++++++++++++++++++---
tools/perf/arch/alpha/Build | 1 +
tools/perf/arch/mips/Build | 1 +
tools/perf/arch/parisc/Build | 1 +
tools/perf/builtin-stat.c | 5 ++---
tools/perf/util/header.c | 4 ++--
tools/perf/util/hist.c | 3 +++
tools/perf/util/parse-events.y | 2 +-
tools/perf/util/probe-event.c | 13 +++++++------
tools/perf/util/probe-event.h | 2 ++
tools/perf/util/symbol-elf.c | 35 +++++++++++++----------------------
12 files changed, 60 insertions(+), 40 deletions(-)
create mode 100644 tools/perf/arch/alpha/Build
create mode 100644 tools/perf/arch/mips/Build
create mode 100644 tools/perf/arch/parisc/Build
(limited to 'tools')
diff --git a/tools/lguest/lguest.c b/tools/lguest/lguest.c
index e44052483..80159e681 100644
--- a/tools/lguest/lguest.c
+++ b/tools/lguest/lguest.c
@@ -125,7 +125,11 @@ struct device_list {
/* The list of Guest devices, based on command line arguments. */
static struct device_list devices;
-struct virtio_pci_cfg_cap {
+/*
+ * Just like struct virtio_pci_cfg_cap in uapi/linux/virtio_pci.h,
+ * but uses a u32 explicitly for the data.
+ */
+struct virtio_pci_cfg_cap_u32 {
struct virtio_pci_cap cap;
u32 pci_cfg_data; /* Data for BAR access. */
};
@@ -157,7 +161,7 @@ struct pci_config {
struct virtio_pci_notify_cap notify;
struct virtio_pci_cap isr;
struct virtio_pci_cap device;
- struct virtio_pci_cfg_cap cfg_access;
+ struct virtio_pci_cfg_cap_u32 cfg_access;
};
/* The device structure describes a single device. */
@@ -1291,7 +1295,7 @@ static struct device *dev_and_reg(u32 *reg)
* only fault if they try to write with some invalid bar/offset/length.
*/
static bool valid_bar_access(struct device *d,
- struct virtio_pci_cfg_cap *cfg_access)
+ struct virtio_pci_cfg_cap_u32 *cfg_access)
{
/* We only have 1 bar (BAR0) */
if (cfg_access->cap.bar != 0)
diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index cc25f059a..a843bee66 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -3721,7 +3721,7 @@ static void print_str_arg(struct trace_seq *s, void *data, int size,
struct format_field *field;
struct printk_map *printk;
long long val, fval;
- unsigned long addr;
+ unsigned long long addr;
char *str;
unsigned char *hex;
int print;
@@ -3754,13 +3754,30 @@ static void print_str_arg(struct trace_seq *s, void *data, int size,
*/
if (!(field->flags & FIELD_IS_ARRAY) &&
field->size == pevent->long_size) {
- addr = *(unsigned long *)(data + field->offset);
+
+ /* Handle heterogeneous recording and processing
+ * architectures
+ *
+ * CASE I:
+ * Traces recorded on 32-bit devices (32-bit
+ * addressing) and processed on 64-bit devices:
+ * In this case, only 32 bits should be read.
+ *
+ * CASE II:
+ * Traces recorded on 64 bit devices and processed
+ * on 32-bit devices:
+ * In this case, 64 bits must be read.
+ */
+ addr = (pevent->long_size == 8) ?
+ *(unsigned long long *)(data + field->offset) :
+ (unsigned long long)*(unsigned int *)(data + field->offset);
+
/* Check if it matches a print format */
printk = find_printk(pevent, addr);
if (printk)
trace_seq_puts(s, printk->printk);
else
- trace_seq_printf(s, "%lx", addr);
+ trace_seq_printf(s, "%llx", addr);
break;
}
str = malloc(len + 1);
diff --git a/tools/perf/arch/alpha/Build b/tools/perf/arch/alpha/Build
new file mode 100644
index 000000000..1bb8bf6d7
--- /dev/null
+++ b/tools/perf/arch/alpha/Build
@@ -0,0 +1 @@
+# empty
diff --git a/tools/perf/arch/mips/Build b/tools/perf/arch/mips/Build
new file mode 100644
index 000000000..1bb8bf6d7
--- /dev/null
+++ b/tools/perf/arch/mips/Build
@@ -0,0 +1 @@
+# empty
diff --git a/tools/perf/arch/parisc/Build b/tools/perf/arch/parisc/Build
new file mode 100644
index 000000000..1bb8bf6d7
--- /dev/null
+++ b/tools/perf/arch/parisc/Build
@@ -0,0 +1 @@
+# empty
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index d99d850e1..ef355fc0e 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -694,7 +694,7 @@ static void abs_printout(int id, int nr, struct perf_evsel *evsel, double avg)
static void print_aggr(char *prefix)
{
struct perf_evsel *counter;
- int cpu, cpu2, s, s2, id, nr;
+ int cpu, s, s2, id, nr;
double uval;
u64 ena, run, val;
@@ -707,8 +707,7 @@ static void print_aggr(char *prefix)
val = ena = run = 0;
nr = 0;
for (cpu = 0; cpu < perf_evsel__nr_cpus(counter); cpu++) {
- cpu2 = perf_evsel__cpus(counter)->map[cpu];
- s2 = aggr_get_id(evsel_list->cpus, cpu2);
+ s2 = aggr_get_id(perf_evsel__cpus(counter), cpu);
if (s2 != id)
continue;
val += perf_counts(counter->counts, cpu, 0)->val;
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index 03ace57a8..4215cc155 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -1442,7 +1442,7 @@ static int process_nrcpus(struct perf_file_section *section __maybe_unused,
if (ph->needs_swap)
nr = bswap_32(nr);
- ph->env.nr_cpus_online = nr;
+ ph->env.nr_cpus_avail = nr;
ret = readn(fd, &nr, sizeof(nr));
if (ret != sizeof(nr))
@@ -1451,7 +1451,7 @@ static int process_nrcpus(struct perf_file_section *section __maybe_unused,
if (ph->needs_swap)
nr = bswap_32(nr);
- ph->env.nr_cpus_avail = nr;
+ ph->env.nr_cpus_online = nr;
return 0;
}
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 6f28d53d4..f298c696e 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -151,6 +151,9 @@ void hists__calc_col_len(struct hists *hists, struct hist_entry *h)
hists__new_col_len(hists, HISTC_LOCAL_WEIGHT, 12);
hists__new_col_len(hists, HISTC_GLOBAL_WEIGHT, 12);
+ if (h->srcline)
+ hists__new_col_len(hists, HISTC_SRCLINE, strlen(h->srcline));
+
if (h->transaction)
hists__new_col_len(hists, HISTC_TRANSACTION,
hist_entry__transaction_len());
diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y
index 591905a02..9cd70819c 100644
--- a/tools/perf/util/parse-events.y
+++ b/tools/perf/util/parse-events.y
@@ -255,7 +255,7 @@ PE_PMU_EVENT_PRE '-' PE_PMU_EVENT_SUF sep_dc
list_add_tail(&term->list, head);
ALLOC_LIST(list);
- ABORT_ON(parse_events_add_pmu(list, &data->idx, "cpu", head));
+ ABORT_ON(parse_events_add_pmu(data, list, "cpu", head));
parse_events__free_terms(head);
$$ = list;
}
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index 381f23a44..ae6351db6 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -274,12 +274,13 @@ static int kernel_get_module_dso(const char *module, struct dso **pdso)
int ret = 0;
if (module) {
- list_for_each_entry(dso, &host_machine->dsos.head, node) {
- if (!dso->kernel)
- continue;
- if (strncmp(dso->short_name + 1, module,
- dso->short_name_len - 2) == 0)
- goto found;
+ char module_name[128];
+
+ snprintf(module_name, sizeof(module_name), "[%s]", module);
+ map = map_groups__find_by_name(&host_machine->kmaps, MAP__FUNCTION, module_name);
+ if (map) {
+ dso = map->dso;
+ goto found;
}
pr_debug("Failed to find module %s.\n", module);
return -ENOENT;
diff --git a/tools/perf/util/probe-event.h b/tools/perf/util/probe-event.h
index 31db6ee7d..cd55c6db4 100644
--- a/tools/perf/util/probe-event.h
+++ b/tools/perf/util/probe-event.h
@@ -106,6 +106,8 @@ struct variable_list {
struct strlist *vars; /* Available variables */
};
+struct map;
+
/* Command string to events */
extern int parse_perf_probe_command(const char *cmd,
struct perf_probe_event *pev);
diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c
index 65f7e389a..333858821 100644
--- a/tools/perf/util/symbol-elf.c
+++ b/tools/perf/util/symbol-elf.c
@@ -1260,8 +1260,6 @@ out_close:
static int kcore__init(struct kcore *kcore, char *filename, int elfclass,
bool temp)
{
- GElf_Ehdr *ehdr;
-
kcore->elfclass = elfclass;
if (temp)
@@ -1278,9 +1276,7 @@ static int kcore__init(struct kcore *kcore, char *filename, int elfclass,
if (!gelf_newehdr(kcore->elf, elfclass))
goto out_end;
- ehdr = gelf_getehdr(kcore->elf, &kcore->ehdr);
- if (!ehdr)
- goto out_end;
+ memset(&kcore->ehdr, 0, sizeof(GElf_Ehdr));
return 0;
@@ -1337,23 +1333,18 @@ static int kcore__copy_hdr(struct kcore *from, struct kcore *to, size_t count)
static int kcore__add_phdr(struct kcore *kcore, int idx, off_t offset,
u64 addr, u64 len)
{
- GElf_Phdr gphdr;
- GElf_Phdr *phdr;
-
- phdr = gelf_getphdr(kcore->elf, idx, &gphdr);
- if (!phdr)
- return -1;
-
- phdr->p_type = PT_LOAD;
- phdr->p_flags = PF_R | PF_W | PF_X;
- phdr->p_offset = offset;
- phdr->p_vaddr = addr;
- phdr->p_paddr = 0;
- phdr->p_filesz = len;
- phdr->p_memsz = len;
- phdr->p_align = page_size;
-
- if (!gelf_update_phdr(kcore->elf, idx, phdr))
+ GElf_Phdr phdr = {
+ .p_type = PT_LOAD,
+ .p_flags = PF_R | PF_W | PF_X,
+ .p_offset = offset,
+ .p_vaddr = addr,
+ .p_paddr = 0,
+ .p_filesz = len,
+ .p_memsz = len,
+ .p_align = page_size,
+ };
+
+ if (!gelf_update_phdr(kcore->elf, idx, &phdr))
return -1;
return 0;
--
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