diff options
| author | Andrey Konovalov <andreyknvl@google.com> | 2023-12-20 01:29:03 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-12-29 22:58:40 +0300 |
| commit | 1ce9a0523938f87dd8505233cc3445f8e2d8dcee (patch) | |
| tree | bb4ea2cab493a33ff5fceaca86dc48c93f4fba06 /mm/slab.c | |
| parent | 86b15969831bde23c96de00db46687762a6e9e7d (diff) | |
| download | linux-1ce9a0523938f87dd8505233cc3445f8e2d8dcee.tar.xz | |
kasan: rename and document kasan_(un)poison_object_data
Rename kasan_unpoison_object_data to kasan_unpoison_new_object and add a
documentation comment. Do the same for kasan_poison_object_data.
The new names and the comments should suggest the users that these hooks
are intended for internal use by the slab allocator.
The following patch will remove non-slab-internal uses of these hooks.
No functional changes.
[andreyknvl@google.com: update references to renamed functions in comments]
Link: https://lkml.kernel.org/r/20231221180637.105098-1-andrey.konovalov@linux.dev
Link: https://lkml.kernel.org/r/eab156ebbd635f9635ef67d1a4271f716994e628.1703024586.git.andreyknvl@google.com
Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Reviewed-by: Marco Elver <elver@google.com>
Cc: Alexander Lobakin <alobakin@pm.me>
Cc: Alexander Potapenko <glider@google.com>
Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: Breno Leitao <leitao@debian.org>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Evgenii Stepanov <eugenis@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/slab.c')
| -rw-r--r-- | mm/slab.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/mm/slab.c b/mm/slab.c index 9ad3d0f2d1a5..773c79e153f3 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -2327,11 +2327,9 @@ static void cache_init_objs_debug(struct kmem_cache *cachep, struct slab *slab) * They must also be threaded. */ if (cachep->ctor && !(cachep->flags & SLAB_POISON)) { - kasan_unpoison_object_data(cachep, - objp + obj_offset(cachep)); + kasan_unpoison_new_object(cachep, objp + obj_offset(cachep)); cachep->ctor(objp + obj_offset(cachep)); - kasan_poison_object_data( - cachep, objp + obj_offset(cachep)); + kasan_poison_new_object(cachep, objp + obj_offset(cachep)); } if (cachep->flags & SLAB_RED_ZONE) { @@ -2472,9 +2470,9 @@ static void cache_init_objs(struct kmem_cache *cachep, /* constructor could break poison info */ if (DEBUG == 0 && cachep->ctor) { - kasan_unpoison_object_data(cachep, objp); + kasan_unpoison_new_object(cachep, objp); cachep->ctor(objp); - kasan_poison_object_data(cachep, objp); + kasan_poison_new_object(cachep, objp); } if (!shuffled) |