diff options
Diffstat (limited to 'include/linux/compiler.h')
| -rw-r--r-- | include/linux/compiler.h | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/include/linux/compiler.h b/include/linux/compiler.h index 8c0beb10c1dd..c1bdf37571cb 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -315,13 +315,15 @@ unsigned long read_word_at_a_time(const void *addr) #include <linux/kcsan.h> -/* - * data_race(): macro to document that accesses in an expression may conflict with - * other concurrent accesses resulting in data races, but the resulting - * behaviour is deemed safe regardless. +/** + * data_race - mark an expression as containing intentional data races + * + * This data_race() macro is useful for situations in which data races + * should be forgiven. One example is diagnostic code that accesses + * shared variables but is not a part of the core synchronization design. * - * This macro *does not* affect normal code generation, but is a hint to tooling - * that data races here should be ignored. + * This macro *does not* affect normal code generation, but is a hint + * to tooling that data races here are to be ignored. */ #define data_race(expr) \ ({ \ |