diff options
| author |   Alexey Dobriyan <adobriyan@gmail.com> | 2018-06-07 17:10:17 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2018-06-07 17:34:38 -0700 |
| commit | 5d008fb414f7c73e0761835d941943e17d32463d (patch) | |
| tree | 67a082aa9a1555628b16d5024aefd67f57e072f6 /fs/proc/base.c | |
| parent | proc: use "unsigned int" for sigqueue length (diff) | |
| download | linux-dev-5d008fb414f7c73e0761835d941943e17d32463d.tar.xz linux-dev-5d008fb414f7c73e0761835d941943e17d32463d.zip | |
proc: use "unsigned int" for /proc/*/stack
struct stack_trace::nr_entries is defined as "unsigned int" (YAY!) so
the iterator should be unsigned as well.
It saves 1 byte of code or something like that.
Link: http://lkml.kernel.org/r/20180423215248.GG9043@avx2
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/proc/base.c')
| -rw-r--r-- | fs/proc/base.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c index 720205aa1e34..44dec22e5e9e 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -401,7 +401,6 @@ static int proc_pid_stack(struct seq_file *m, struct pid_namespace *ns, struct stack_trace trace; unsigned long *entries; int err; - int i; entries = kmalloc(MAX_STACK_TRACE_DEPTH * sizeof(*entries), GFP_KERNEL); if (!entries) @@ -414,6 +413,8 @@ static int proc_pid_stack(struct seq_file *m, struct pid_namespace *ns, err = lock_trace(task); if (!err) { + unsigned int i; + save_stack_trace_tsk(task, &trace); for (i = 0; i < trace.nr_entries; i++) { |