diff --git a/lib/Kconfig.kasan b/lib/Kconfig.kasan index 04f4a7604d2a..59eb68f9d06b 100644 --- a/lib/Kconfig.kasan +++ b/lib/Kconfig.kasan @@ -176,7 +176,7 @@ config KASAN_S390_4_LEVEL_PAGING to 3TB of RAM with KASan enabled). This options allows to force 4-level paging instead. -config KASAN_SW_TAGS_IDENTIFY +config KASAN_TAGS_IDENTIFY bool "Enable memory corruption identification" depends on KASAN_SW_TAGS help diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h index 5bf6f18f3f1d..47819cd3397d 100644 --- a/mm/kasan/kasan.h +++ b/mm/kasan/kasan.h @@ -154,7 +154,7 @@ struct kasan_track { depot_stack_handle_t stack; }; -#ifdef CONFIG_KASAN_SW_TAGS_IDENTIFY +#ifdef CONFIG_KASAN_TAGS_IDENTIFY #define KASAN_NR_FREE_STACKS 5 #else #define KASAN_NR_FREE_STACKS 1 @@ -171,7 +171,7 @@ struct kasan_alloc_meta { #else struct kasan_track free_track[KASAN_NR_FREE_STACKS]; #endif -#ifdef CONFIG_KASAN_SW_TAGS_IDENTIFY +#ifdef CONFIG_KASAN_TAGS_IDENTIFY u8 free_pointer_tag[KASAN_NR_FREE_STACKS]; u8 free_track_idx; #endif diff --git a/mm/kasan/report_sw_tags.c b/mm/kasan/report_sw_tags.c index 3d20d3451d9e..821a14a19a92 100644 --- a/mm/kasan/report_sw_tags.c +++ b/mm/kasan/report_sw_tags.c @@ -31,7 +31,7 @@ const char *kasan_get_bug_type(struct kasan_access_info *info) { -#ifdef CONFIG_KASAN_SW_TAGS_IDENTIFY +#ifdef CONFIG_KASAN_TAGS_IDENTIFY struct kasan_alloc_meta *alloc_meta; struct kmem_cache *cache; struct page *page; diff --git a/mm/kasan/sw_tags.c b/mm/kasan/sw_tags.c index 9362938abbfa..dd05e6c801fa 100644 --- a/mm/kasan/sw_tags.c +++ b/mm/kasan/sw_tags.c @@ -177,7 +177,7 @@ void kasan_set_free_info(struct kmem_cache *cache, if (!alloc_meta) return; -#ifdef CONFIG_KASAN_SW_TAGS_IDENTIFY +#ifdef CONFIG_KASAN_TAGS_IDENTIFY idx = alloc_meta->free_track_idx; alloc_meta->free_pointer_tag[idx] = tag; alloc_meta->free_track_idx = (idx + 1) % KASAN_NR_FREE_STACKS; @@ -196,7 +196,7 @@ struct kasan_track *kasan_get_free_track(struct kmem_cache *cache, if (!alloc_meta) return NULL; -#ifdef CONFIG_KASAN_SW_TAGS_IDENTIFY +#ifdef CONFIG_KASAN_TAGS_IDENTIFY for (i = 0; i < KASAN_NR_FREE_STACKS; i++) { if (alloc_meta->free_pointer_tag[i] == tag) break;