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authorAndrey Konovalov <andreyknvl@google.com>2022-09-06 00:05:31 +0300
committerAndrew Morton <akpm@linux-foundation.org>2022-10-04 00:02:59 +0300
commit26f21f3ac76df6cf3b447e8231f8754991165475 (patch)
treed63105cb74d1a7a3b50c27729f10154ebffdb626
parent3b7f8813e9ecf7fe91f2f8dc3b581a111cd374a5 (diff)
downloadlinux-26f21f3ac76df6cf3b447e8231f8754991165475.tar.xz
kasan: only define metadata offsets for Generic mode
Hide the definitions of alloc_meta_offset and free_meta_offset under an ifdef CONFIG_KASAN_GENERIC check, as these fields are now only used when the Generic mode is enabled. Link: https://lkml.kernel.org/r/d4bafa0534facafd1a23c465a94261e64f366493.1662411799.git.andreyknvl@google.com Signed-off-by: Andrey Konovalov <andreyknvl@google.com> Reviewed-by: Marco Elver <elver@google.com> Cc: Alexander Potapenko <glider@google.com> Cc: Andrey Ryabinin <ryabinin.a.a@gmail.com> Cc: Dmitry Vyukov <dvyukov@google.com> Cc: Evgenii Stepanov <eugenis@google.com> Cc: Peter Collingbourne <pcc@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r--include/linux/kasan.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/kasan.h b/include/linux/kasan.h
index 9743d4b3a918..a212c2e3f32d 100644
--- a/include/linux/kasan.h
+++ b/include/linux/kasan.h
@@ -98,8 +98,10 @@ static inline bool kasan_has_integrated_init(void)
#ifdef CONFIG_KASAN
struct kasan_cache {
+#ifdef CONFIG_KASAN_GENERIC
int alloc_meta_offset;
int free_meta_offset;
+#endif
bool is_kmalloc;
};