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authorAlexander Potapenko <glider@google.com>2016-07-29 01:49:07 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2016-07-29 02:07:41 +0300
commit80a9201a5965f4715d5c09790862e0df84ce0614 (patch)
treee05d44a7f9ef0d81328dc4bd70f23656fc279bc9 /include/linux/slub_def.h
parentc146a2b98eb5898eb0fab15a332257a4102ecae9 (diff)
downloadlinux-80a9201a5965f4715d5c09790862e0df84ce0614.tar.xz
mm, kasan: switch SLUB to stackdepot, enable memory quarantine for SLUB
For KASAN builds: - switch SLUB allocator to using stackdepot instead of storing the allocation/deallocation stacks in the objects; - change the freelist hook so that parts of the freelist can be put into the quarantine. [aryabinin@virtuozzo.com: fixes] Link: http://lkml.kernel.org/r/1468601423-28676-1-git-send-email-aryabinin@virtuozzo.com Link: http://lkml.kernel.org/r/1468347165-41906-3-git-send-email-glider@google.com Signed-off-by: Alexander Potapenko <glider@google.com> Cc: Andrey Konovalov <adech.fo@gmail.com> Cc: Christoph Lameter <cl@linux.com> Cc: Dmitry Vyukov <dvyukov@google.com> Cc: Steven Rostedt (Red Hat) <rostedt@goodmis.org> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: Kostya Serebryany <kcc@google.com> Cc: Andrey Ryabinin <aryabinin@virtuozzo.com> Cc: Kuthonuzo Luruo <kuthonuzo.luruo@hpe.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/slub_def.h')
-rw-r--r--include/linux/slub_def.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index cf501cf8e6db..75f56c2ef2d4 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -104,6 +104,10 @@ struct kmem_cache {
unsigned int *random_seq;
#endif
+#ifdef CONFIG_KASAN
+ struct kasan_cache kasan_info;
+#endif
+
struct kmem_cache_node *node[MAX_NUMNODES];
};