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rcuwait: Annotate task_struct with __rcu 

This suppresses sparse error generated due to the recently added
rcu_assign_pointer sparse check.

  percpu-rwsem.c:162:9: sparse: error: incompatible types in comparison expression
  exit.c:316:16: sparse: error: incompatible types in comparison expression

Signed-off-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
[ From an RCU perspective. ]
Reviewed-by: Paul E. McKenney <paulmck@linux.ibm.com>
Cc: Josh Triplett <josh@joshtriplett.org>
Cc: Lai Jiangshan <jiangshanlai@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Morten Rasmussen <morten.rasmussen@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: keescook@chromium.org
Cc: kernel-hardening@lists.openwall.com
Cc: kernel-team@android.com
Link: https://lkml.kernel.org/r/20190321003426.160260-4-joel@joelfernandes.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Joel Fernandes (Google) 2019-03-20 20:34:25 -04:00 committed by Ingo Molnar
parent 994aeb7a93
commit 03f4b48eda
1 changed files with 1 additions and 1 deletions
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2
include/linux/rcuwait.h
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@ -18,7 +18,7 @@
* awoken.
*/
struct rcuwait {
struct task_struct *task;
struct task_struct __rcu *task;
};
#define __RCUWAIT_INITIALIZER(name) \