Commit c76e7e0b authored by Paul E. McKenney's avatar Paul E. McKenney
Browse files

rcu: Add KCSAN stubs to update.c 



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: default avatarPaul E. McKenney <paulmck@kernel.org>
parent 35315936

kernel/rcu/update.c

+13 −0
Original line number Diff line number Diff line
@@ -51,6 +51,19 @@ 
#endif

#define MODULE_PARAM_PREFIX "rcupdate."



#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



#ifndef CONFIG_TINY_RCU

module_param(rcu_expedited, int, 0);

module_param(rcu_normal, int, 0);