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| author | Marco Elver <elver@google.com> | 2019-07-11 20:54:14 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-07-12 11:05:42 -0700 |
| commit | 10d1f8cb3965a6f633bf23eb984cda552927e3a5 (patch) | |
| tree | b7b7ea9283290f231348c7b4880ef3453e48b098 /mm/slob.c | |
| parent | bb104ed78552147bed3a981fdada622afd2084b6 (diff) | |
| download | linux-stable-10d1f8cb3965a6f633bf23eb984cda552927e3a5.tar.gz linux-stable-10d1f8cb3965a6f633bf23eb984cda552927e3a5.tar.bz2 linux-stable-10d1f8cb3965a6f633bf23eb984cda552927e3a5.zip | |
mm/slab: refactor common ksize KASAN logic into slab_common.c
This refactors common code of ksize() between the various allocators into
slab_common.c: __ksize() is the allocator-specific implementation without
instrumentation, whereas ksize() includes the required KASAN logic.
Link: http://lkml.kernel.org/r/20190626142014.141844-5-elver@google.com
Signed-off-by: Marco Elver <elver@google.com>
Acked-by: Christoph Lameter <cl@linux.com>
Reviewed-by: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Andrey Konovalov <andreyknvl@google.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: David Rientjes <rientjes@google.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Kees Cook <keescook@chromium.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/slob.c')
| -rw-r--r-- | mm/slob.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/slob.c b/mm/slob.c index 84aefd9b91ee..7f421d0ca9ab 100644 --- a/mm/slob.c +++ b/mm/slob.c @@ -527,7 +527,7 @@ void kfree(const void *block) EXPORT_SYMBOL(kfree); /* can't use ksize for kmem_cache_alloc memory, only kmalloc */ -size_t ksize(const void *block) +size_t __ksize(const void *block) { struct page *sp; int align; @@ -545,7 +545,7 @@ size_t ksize(const void *block) m = (unsigned int *)(block - align); return SLOB_UNITS(*m) * SLOB_UNIT; } -EXPORT_SYMBOL(ksize); +EXPORT_SYMBOL(__ksize); int __kmem_cache_create(struct kmem_cache *c, slab_flags_t flags) { |