The patch titled
Subject: mm-kasan-introduce-__kasan_check_readwrite-v5
has been added to the -mm tree. Its filename is
mm-kasan-introduce-__kasan_check_readwrite-v5.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-kasan-introduce-__kasan_check_readwrite-v5.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-kasan-introduce-__kasan_check_readwrite-v5.patch
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------------------------------------------------------
From: Marco Elver <elver@xxxxxxxxxx>
Subject: mm-kasan-introduce-__kasan_check_readwrite-v5
Use #define for kasan_check_* in the __SANITIZE_ADDRESS__ case, as the
inline functions conflict with the __no_sanitize_address attribute.
Link: http://lkml.kernel.org/r/20190708170706.174189-2-elver@xxxxxxxxxx
Signed-off-by: Marco Elver <elver@xxxxxxxxxx>
Acked-by: Mark Rutland <mark.rutland@xxxxxxx>
Reported-by: kbuild test robot <lkp@xxxxxxxxx>
Cc: Andrey Ryabinin <aryabinin@xxxxxxxxxxxxx>
Cc: Dmitry Vyukov <dvyukov@xxxxxxxxxx>
Cc: Alexander Potapenko <glider@xxxxxxxxxx>
Cc: Andrey Konovalov <andreyknvl@xxxxxxxxxx>
Cc: Christoph Lameter <cl@xxxxxxxxx>
Cc: Pekka Enberg <penberg@xxxxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: Qian Cai <cai@xxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/kasan-checks.h | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)
--- a/include/linux/kasan-checks.h~mm-kasan-introduce-__kasan_check_readwrite-v5
+++ a/include/linux/kasan-checks.h
@@ -22,14 +22,8 @@ static inline void __kasan_check_write(c
* instrumentation enabled. May be used in header files.
*/
#ifdef __SANITIZE_ADDRESS__
-static inline void kasan_check_read(const volatile void *p, unsigned int size)
-{
- __kasan_check_read(p, size);
-}
-static inline void kasan_check_write(const volatile void *p, unsigned int size)
-{
- __kasan_check_read(p, size);
-}
+#define kasan_check_read __kasan_check_read
+#define kasan_check_write __kasan_check_write
#else
static inline void kasan_check_read(const volatile void *p, unsigned int size)
{ }
_
Patches currently in -mm which might be from elver@xxxxxxxxxx are
mm-kasan-print-frame-description-for-stack-bugs.patch
lib-test_kasan-add-bitops-tests.patch
x86-use-static_cpu_has-in-uaccess-region-to-avoid-instrumentation.patch
asm-generic-x86-add-bitops-instrumentation-for-kasan.patch
mm-kasan-introduce-__kasan_check_readwrite.patch
mm-kasan-introduce-__kasan_check_readwrite-v5.patch
mm-kasan-change-kasan_check_readwrite-to-return-boolean.patch
lib-test_kasan-add-test-for-double-kzfree-detection.patch
mm-slab-refactor-common-ksize-kasan-logic-into-slab_commonc.patch
mm-kasan-add-object-validation-in-ksize.patch
mm-kasan-add-object-validation-in-ksize-v4.patch
