The patch titled
Subject: kasan: update kasan_global for gcc 7
has been added to the -mm tree. Its filename is
kasan-update-kasan_global-for-gcc-7.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/kasan-update-kasan_global-for-gcc-7.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/kasan-update-kasan_global-for-gcc-7.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Dmitry Vyukov <dvyukov@xxxxxxxxxx>
Subject: kasan: update kasan_global for gcc 7
kasan_global struct is part of compiler/runtime ABI. gcc revision 241983
has added a new field to kasan_global struct. Update kernel definition of
kasan_global struct to include the new field.
Link: http://lkml.kernel.org/r/1479219743-28682-1-git-send-email-dvyukov@xxxxxxxxxx
Signed-off-by: Dmitry Vyukov <dvyukov@xxxxxxxxxx>
Acked-by: Andrey Ryabinin <aryabinin@xxxxxxxxxxxxx>
Cc: Alexander Potapenko <glider@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/compiler-gcc.h | 4 +++-
mm/kasan/kasan.h | 3 +++
2 files changed, 6 insertions(+), 1 deletion(-)
diff -puN include/linux/compiler-gcc.h~kasan-update-kasan_global-for-gcc-7 include/linux/compiler-gcc.h
--- a/include/linux/compiler-gcc.h~kasan-update-kasan_global-for-gcc-7
+++ a/include/linux/compiler-gcc.h
@@ -263,7 +263,9 @@
#endif
#endif /* CONFIG_ARCH_USE_BUILTIN_BSWAP && !__CHECKER__ */
-#if GCC_VERSION >= 50000
+#if GCC_VERSION >= 70000
+#define KASAN_ABI_VERSION 5
+#elif GCC_VERSION >= 50000
#define KASAN_ABI_VERSION 4
#elif GCC_VERSION >= 40902
#define KASAN_ABI_VERSION 3
diff -puN mm/kasan/kasan.h~kasan-update-kasan_global-for-gcc-7 mm/kasan/kasan.h
--- a/mm/kasan/kasan.h~kasan-update-kasan_global-for-gcc-7
+++ a/mm/kasan/kasan.h
@@ -53,6 +53,9 @@ struct kasan_global {
#if KASAN_ABI_VERSION >= 4
struct kasan_source_location *location;
#endif
+#if KASAN_ABI_VERSION >= 5
+ char *odr_indicator;
+#endif
};
/**
_
Patches currently in -mm which might be from dvyukov@xxxxxxxxxx are
kasan-support-panic_on_warn.patch
kasan-update-kasan_global-for-gcc-7.patch
kasan-support-use-after-scope-detection.patch
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