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-rw-r--r--tools/hv/hv_vss_daemon.c2
-rw-r--r--tools/perf/util/stat.c1
-rwxr-xr-xtools/testing/selftests/efivarfs/efivarfs.sh19
-rw-r--r--tools/testing/selftests/efivarfs/open-unlink.c72
4 files changed, 88 insertions, 6 deletions
diff --git a/tools/hv/hv_vss_daemon.c b/tools/hv/hv_vss_daemon.c
index 96234b638..5d51d6ff0 100644
--- a/tools/hv/hv_vss_daemon.c
+++ b/tools/hv/hv_vss_daemon.c
@@ -254,7 +254,7 @@ int main(int argc, char *argv[])
syslog(LOG_ERR, "Illegal op:%d\n", op);
}
vss_msg->error = error;
- len = write(vss_fd, &error, sizeof(struct hv_vss_msg));
+ len = write(vss_fd, vss_msg, sizeof(struct hv_vss_msg));
if (len != sizeof(struct hv_vss_msg)) {
syslog(LOG_ERR, "write failed; error: %d %s", errno,
strerror(errno));
diff --git a/tools/perf/util/stat.c b/tools/perf/util/stat.c
index 2d9d8306d..4a3a72cb5 100644
--- a/tools/perf/util/stat.c
+++ b/tools/perf/util/stat.c
@@ -310,7 +310,6 @@ int perf_stat_process_counter(struct perf_stat_config *config,
int i, ret;
aggr->val = aggr->ena = aggr->run = 0;
- init_stats(ps->res_stats);
if (counter->per_pkg)
zero_per_pkg(counter);
diff --git a/tools/testing/selftests/efivarfs/efivarfs.sh b/tools/testing/selftests/efivarfs/efivarfs.sh
index 77edcdcc0..057278448 100755
--- a/tools/testing/selftests/efivarfs/efivarfs.sh
+++ b/tools/testing/selftests/efivarfs/efivarfs.sh
@@ -88,7 +88,11 @@ test_delete()
exit 1
fi
- rm $file
+ rm $file 2>/dev/null
+ if [ $? -ne 0 ]; then
+ chattr -i $file
+ rm $file
+ fi
if [ -e $file ]; then
echo "$file couldn't be deleted" >&2
@@ -111,6 +115,7 @@ test_zero_size_delete()
exit 1
fi
+ chattr -i $file
printf "$attrs" > $file
if [ -e $file ]; then
@@ -141,7 +146,11 @@ test_valid_filenames()
echo "$file could not be created" >&2
ret=1
else
- rm $file
+ rm $file 2>/dev/null
+ if [ $? -ne 0 ]; then
+ chattr -i $file
+ rm $file
+ fi
fi
done
@@ -174,7 +183,11 @@ test_invalid_filenames()
if [ -e $file ]; then
echo "Creating $file should have failed" >&2
- rm $file
+ rm $file 2>/dev/null
+ if [ $? -ne 0 ]; then
+ chattr -i $file
+ rm $file
+ fi
ret=1
fi
done
diff --git a/tools/testing/selftests/efivarfs/open-unlink.c b/tools/testing/selftests/efivarfs/open-unlink.c
index 8c0764407..4af74f733 100644
--- a/tools/testing/selftests/efivarfs/open-unlink.c
+++ b/tools/testing/selftests/efivarfs/open-unlink.c
@@ -1,10 +1,68 @@
+#include <errno.h>
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <unistd.h>
+#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
+#include <linux/fs.h>
+
+static int set_immutable(const char *path, int immutable)
+{
+ unsigned int flags;
+ int fd;
+ int rc;
+ int error;
+
+ fd = open(path, O_RDONLY);
+ if (fd < 0)
+ return fd;
+
+ rc = ioctl(fd, FS_IOC_GETFLAGS, &flags);
+ if (rc < 0) {
+ error = errno;
+ close(fd);
+ errno = error;
+ return rc;
+ }
+
+ if (immutable)
+ flags |= FS_IMMUTABLE_FL;
+ else
+ flags &= ~FS_IMMUTABLE_FL;
+
+ rc = ioctl(fd, FS_IOC_SETFLAGS, &flags);
+ error = errno;
+ close(fd);
+ errno = error;
+ return rc;
+}
+
+static int get_immutable(const char *path)
+{
+ unsigned int flags;
+ int fd;
+ int rc;
+ int error;
+
+ fd = open(path, O_RDONLY);
+ if (fd < 0)
+ return fd;
+
+ rc = ioctl(fd, FS_IOC_GETFLAGS, &flags);
+ if (rc < 0) {
+ error = errno;
+ close(fd);
+ errno = error;
+ return rc;
+ }
+ close(fd);
+ if (flags & FS_IMMUTABLE_FL)
+ return 1;
+ return 0;
+}
int main(int argc, char **argv)
{
@@ -27,7 +85,7 @@ int main(int argc, char **argv)
buf[4] = 0;
/* create a test variable */
- fd = open(path, O_WRONLY | O_CREAT);
+ fd = open(path, O_WRONLY | O_CREAT, 0600);
if (fd < 0) {
perror("open(O_WRONLY)");
return EXIT_FAILURE;
@@ -41,6 +99,18 @@ int main(int argc, char **argv)
close(fd);
+ rc = get_immutable(path);
+ if (rc < 0) {
+ perror("ioctl(FS_IOC_GETFLAGS)");
+ return EXIT_FAILURE;
+ } else if (rc) {
+ rc = set_immutable(path, 0);
+ if (rc < 0) {
+ perror("ioctl(FS_IOC_SETFLAGS)");
+ return EXIT_FAILURE;
+ }
+ }
+
fd = open(path, O_RDONLY);
if (fd < 0) {
perror("open");