diff options
| author | Andrey Konovalov <andreyknvl@google.com> | 2017-05-04 00:56:31 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-05-04 01:52:12 +0300 |
| commit | b6b72f4919c121bee5890732e0b8de2ab99c8dbc (patch) | |
| tree | 4586108722cc91812d493e68044892cec820e4e9 | |
| parent | 7d418f7b0d3407b93ec70f3b380cc5beafa1fa68 (diff) | |
| download | linux-b6b72f4919c121bee5890732e0b8de2ab99c8dbc.tar.xz | |
kasan: change allocation and freeing stack traces headers
Change stack traces headers from:
Allocated:
PID = 42
to:
Allocated by task 42:
Makes the report one line shorter and look better.
Link: http://lkml.kernel.org/r/20170302134851.101218-4-andreyknvl@google.com
Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Acked-by: Dmitry Vyukov <dvyukov@google.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Alexander Potapenko <glider@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | mm/kasan/report.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/mm/kasan/report.c b/mm/kasan/report.c index d6b6ec77c56a..7d24363edd66 100644 --- a/mm/kasan/report.c +++ b/mm/kasan/report.c @@ -177,9 +177,9 @@ static void kasan_end_report(unsigned long *flags) kasan_enable_current(); } -static void print_track(struct kasan_track *track) +static void print_track(struct kasan_track *track, const char *prefix) { - pr_err("PID = %u\n", track->pid); + pr_err("%s by task %u:\n", prefix, track->pid); if (track->stack) { struct stack_trace trace; @@ -201,10 +201,8 @@ static void kasan_object_err(struct kmem_cache *cache, void *object) if (!(cache->flags & SLAB_KASAN)) return; - pr_err("Allocated:\n"); - print_track(&alloc_info->alloc_track); - pr_err("Freed:\n"); - print_track(&alloc_info->free_track); + print_track(&alloc_info->alloc_track, "Allocated"); + print_track(&alloc_info->free_track, "Freed"); } void kasan_report_double_free(struct kmem_cache *cache, void *object, |