64f8ebaf11
Memory access coded in an assembly won't be seen by KASAN as a compiler can instrument only C code. Add kasan_check_[read,write]() API which is going to be used to check a certain memory range. Link: http://lkml.kernel.org/r/1462538722-1574-3-git-send-email-aryabinin@virtuozzo.com Signed-off-by: Andrey Ryabinin <aryabinin@virtuozzo.com> Acked-by: Alexander Potapenko <glider@google.com> Cc: Dmitry Vyukov <dvyukov@google.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
13 lines
366 B
C
13 lines
366 B
C
#ifndef _LINUX_KASAN_CHECKS_H
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#define _LINUX_KASAN_CHECKS_H
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#ifdef CONFIG_KASAN
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void kasan_check_read(const void *p, unsigned int size);
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void kasan_check_write(const void *p, unsigned int size);
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#else
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static inline void kasan_check_read(const void *p, unsigned int size) { }
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static inline void kasan_check_write(const void *p, unsigned int size) { }
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#endif
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#endif
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