diff options
| author | Andrey Konovalov <andreyknvl@google.com> | 2022-05-13 06:23:08 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-05-13 17:20:19 +0300 |
| commit | 06bc4cf6cdde69079c82330aa8f0939d680b6c84 (patch) | |
| tree | d3a3a54180ccd543f6ed716dd9217fcca5facc9e /mm/kasan/kasan.h | |
| parent | 83f8e4a8b47012c299f59e301c64763727cc5f81 (diff) | |
| download | linux-06bc4cf6cdde69079c82330aa8f0939d680b6c84.tar.xz | |
kasan: give better names to shadow values
Rename KASAN_KMALLOC_* shadow values to KASAN_SLAB_*, as they are used for
all slab allocations, not only for kmalloc.
Also rename KASAN_FREE_PAGE to KASAN_PAGE_FREE to be consistent with
KASAN_PAGE_REDZONE and KASAN_SLAB_FREE.
Link: https://lkml.kernel.org/r/bebcaf4eafdb0cabae0401a69c0af956aa87fcaa.1652111464.git.andreyknvl@google.com
Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Reviewed-by: Alexander Potapenko <glider@google.com>
Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Marco Elver <elver@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/kasan/kasan.h')
| -rw-r--r-- | mm/kasan/kasan.h | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h index a60ed636e899..610d60d6e5b8 100644 --- a/mm/kasan/kasan.h +++ b/mm/kasan/kasan.h @@ -74,22 +74,22 @@ static inline bool kasan_sync_fault_possible(void) #define KASAN_MEMORY_PER_SHADOW_PAGE (KASAN_GRANULE_SIZE << PAGE_SHIFT) #ifdef CONFIG_KASAN_GENERIC -#define KASAN_FREE_PAGE 0xFF /* freed page */ +#define KASAN_PAGE_FREE 0xFF /* freed page */ #define KASAN_PAGE_REDZONE 0xFE /* redzone for kmalloc_large allocation */ -#define KASAN_KMALLOC_REDZONE 0xFC /* redzone for slab object */ -#define KASAN_KMALLOC_FREE 0xFB /* freed slab object */ +#define KASAN_SLAB_REDZONE 0xFC /* redzone for slab object */ +#define KASAN_SLAB_FREE 0xFB /* freed slab object */ #define KASAN_VMALLOC_INVALID 0xF8 /* inaccessible space in vmap area */ #else -#define KASAN_FREE_PAGE KASAN_TAG_INVALID +#define KASAN_PAGE_FREE KASAN_TAG_INVALID #define KASAN_PAGE_REDZONE KASAN_TAG_INVALID -#define KASAN_KMALLOC_REDZONE KASAN_TAG_INVALID -#define KASAN_KMALLOC_FREE KASAN_TAG_INVALID +#define KASAN_SLAB_REDZONE KASAN_TAG_INVALID +#define KASAN_SLAB_FREE KASAN_TAG_INVALID #define KASAN_VMALLOC_INVALID KASAN_TAG_INVALID /* only used for SW_TAGS */ #endif #ifdef CONFIG_KASAN_GENERIC -#define KASAN_KMALLOC_FREETRACK 0xFA /* freed slab object with free track */ +#define KASAN_SLAB_FREETRACK 0xFA /* freed slab object with free track */ #define KASAN_GLOBAL_REDZONE 0xF9 /* redzone for global variable */ /* Stack redzone shadow values. Compiler ABI, do not change. */ |