[PATCH] sched.h: Annotate curr pointer in rq with __rcu

From: madhuparnabhowmik10
Date: Sat Feb 01 2020 - 07:58:59 EST


From: Madhuparna Bhowmik <madhuparnabhowmik10@xxxxxxxxx>

This patch fixes the following sparse errors in sched/core.c
and sched/membarrier.c
:
kernel/sched/core.c:2372:27: error: incompatible types in comparison expression
kernel/sched/core.c:4061:17: error: incompatible types in comparison expression
kernel/sched/core.c:6067:9: error: incompatible types in comparison expression
kernel/sched/membarrier.c:108:21: error: incompatible types in comparison expression
kernel/sched/membarrier.c:177:21: error: incompatible types in comparison expression
kernel/sched/membarrier.c:243:21: error: incompatible types in comparison expression

Signed-off-by: Madhuparna Bhowmik <madhuparnabhowmik10@xxxxxxxxx>
---
kernel/sched/sched.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 280a3c735935..97b1396b6008 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -896,7 +896,7 @@ struct rq {
*/
unsigned long nr_uninterruptible;

- struct task_struct *curr;
+ struct task_struct __rcu *curr;
struct task_struct *idle;
struct task_struct *stop;
unsigned long next_balance;
--
2.17.1