The quilt patch titled Subject: kasan: move kasan_get_alloc/free_track definitions has been removed from the -mm tree. Its filename was kasan-move-kasan_get_alloc-free_track-definitions.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Andrey Konovalov <andreyknvl@xxxxxxxxxx> Subject: kasan: move kasan_get_alloc/free_track definitions Date: Mon, 5 Sep 2022 23:05:35 +0200 Move the definitions of kasan_get_alloc/free_track() to report_*.c, as they belong with other the reporting code. Link: https://lkml.kernel.org/r/0cb15423956889b3905a0174b58782633bbbd72e.1662411799.git.andreyknvl@xxxxxxxxxx Signed-off-by: Andrey Konovalov <andreyknvl@xxxxxxxxxx> Reviewed-by: Marco Elver <elver@xxxxxxxxxx> Cc: Alexander Potapenko <glider@xxxxxxxxxx> Cc: Andrey Ryabinin <ryabinin.a.a@xxxxxxxxx> Cc: Dmitry Vyukov <dvyukov@xxxxxxxxxx> Cc: Evgenii Stepanov <eugenis@xxxxxxxxxx> Cc: Peter Collingbourne <pcc@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/kasan/generic.c | 21 --------------------- mm/kasan/report_generic.c | 21 +++++++++++++++++++++ mm/kasan/report_tags.c | 12 ++++++++++++ mm/kasan/tags.c | 12 ------------ 4 files changed, 33 insertions(+), 33 deletions(-) --- a/mm/kasan/generic.c~kasan-move-kasan_get_alloc-free_track-definitions +++ a/mm/kasan/generic.c @@ -512,24 +512,3 @@ void kasan_save_free_info(struct kmem_ca /* The object was freed and has free track set. */ *(u8 *)kasan_mem_to_shadow(object) = KASAN_SLAB_FREETRACK; } - -struct kasan_track *kasan_get_alloc_track(struct kmem_cache *cache, - void *object) -{ - struct kasan_alloc_meta *alloc_meta; - - alloc_meta = kasan_get_alloc_meta(cache, object); - if (!alloc_meta) - return NULL; - - return &alloc_meta->alloc_track; -} - -struct kasan_track *kasan_get_free_track(struct kmem_cache *cache, - void *object, u8 tag) -{ - if (*(u8 *)kasan_mem_to_shadow(object) != KASAN_SLAB_FREETRACK) - return NULL; - /* Free meta must be present with KASAN_SLAB_FREETRACK. */ - return &kasan_get_free_meta(cache, object)->free_track; -} --- a/mm/kasan/report_generic.c~kasan-move-kasan_get_alloc-free_track-definitions +++ a/mm/kasan/report_generic.c @@ -127,6 +127,27 @@ const char *kasan_get_bug_type(struct ka return get_wild_bug_type(info); } +struct kasan_track *kasan_get_alloc_track(struct kmem_cache *cache, + void *object) +{ + struct kasan_alloc_meta *alloc_meta; + + alloc_meta = kasan_get_alloc_meta(cache, object); + if (!alloc_meta) + return NULL; + + return &alloc_meta->alloc_track; +} + +struct kasan_track *kasan_get_free_track(struct kmem_cache *cache, + void *object, u8 tag) +{ + if (*(u8 *)kasan_mem_to_shadow(object) != KASAN_SLAB_FREETRACK) + return NULL; + /* Free meta must be present with KASAN_SLAB_FREETRACK. */ + return &kasan_get_free_meta(cache, object)->free_track; +} + void kasan_metadata_fetch_row(char *buffer, void *row) { memcpy(buffer, kasan_mem_to_shadow(row), META_BYTES_PER_ROW); --- a/mm/kasan/report_tags.c~kasan-move-kasan_get_alloc-free_track-definitions +++ a/mm/kasan/report_tags.c @@ -21,3 +21,15 @@ const char *kasan_get_bug_type(struct ka return "invalid-access"; } + +struct kasan_track *kasan_get_alloc_track(struct kmem_cache *cache, + void *object) +{ + return NULL; +} + +struct kasan_track *kasan_get_free_track(struct kmem_cache *cache, + void *object, u8 tag) +{ + return NULL; +} --- a/mm/kasan/tags.c~kasan-move-kasan_get_alloc-free_track-definitions +++ a/mm/kasan/tags.c @@ -24,15 +24,3 @@ void kasan_save_alloc_info(struct kmem_c void kasan_save_free_info(struct kmem_cache *cache, void *object) { } - -struct kasan_track *kasan_get_alloc_track(struct kmem_cache *cache, - void *object) -{ - return NULL; -} - -struct kasan_track *kasan_get_free_track(struct kmem_cache *cache, - void *object, u8 tag) -{ - return NULL; -} _ Patches currently in -mm which might be from andreyknvl@xxxxxxxxxx are kasan-fix-array-bounds-warnings-in-tests.patch