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| author | Paul E. McKenney <paulmck@kernel.org> | 2020-04-13 16:36:29 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@kernel.org> | 2020-04-27 11:00:06 -0700 |
| commit | 353159365e725fab7b3bf2817bec0ecd16706a38 (patch) | |
| tree | 84c8f81c19d37cf3d826c412ffc1260f78781c31 /kernel/rcu | |
| parent | ae83d0b416db002fe95601e7f97f64b59514d936 (diff) | |
| download | linux-353159365e725fab7b3bf2817bec0ecd16706a38.tar.gz | |
rcu: Add KCSAN stubs
This commit adds stubs for KCSAN's data_race(), ASSERT_EXCLUSIVE_WRITER(),
and ASSERT_EXCLUSIVE_ACCESS() macros to allow code using these macros to
move ahead.
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'kernel/rcu')
| -rw-r--r-- | kernel/rcu/tree.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index d9a49cd6065a..156ac8d0418b 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -67,6 +67,19 @@ #endif #define MODULE_PARAM_PREFIX "rcutree." +#ifndef data_race +#define data_race(expr) \ + ({ \ + expr; \ + }) +#endif +#ifndef ASSERT_EXCLUSIVE_WRITER +#define ASSERT_EXCLUSIVE_WRITER(var) do { } while (0) +#endif +#ifndef ASSERT_EXCLUSIVE_ACCESS +#define ASSERT_EXCLUSIVE_ACCESS(var) do { } while (0) +#endif + /* Data structures. */ /* |