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Merge branch 'kcsan-for-tip' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into locking/kcsan

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Pull KCSAN updates from Paul McKenney.
This commit is contained in:
Thomas Gleixner
2020-05-08 14:58:28 +02:00
parent 3b02a051d2 50a19ad4b1
commit 97a9474aeb
13 changed files with 883 additions and 401 deletions
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4
include/linux/compiler.h
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@@ -326,9 +326,9 @@ unsigned long read_word_at_a_time(const void *addr)
#define data_race(expr) \
({ \
typeof(({ expr; })) __val; \
kcsan_nestable_atomic_begin(); \
kcsan_disable_current(); \
__val = ({ expr; }); \
kcsan_nestable_atomic_end(); \
kcsan_enable_current(); \
__val; \
})
#else