Messages in this thread Patch in this message | | | Date | Thu, 09 Sep 2021 12:59:17 +0200 | From | Peter Zijlstra <> | Subject | [PATCH 2/4] locking/rwbase: Properly match set_and_save_state() to restore_state() |
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Noticed while looking at the readers race.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> --- kernel/locking/rwbase_rt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/kernel/locking/rwbase_rt.c +++ b/kernel/locking/rwbase_rt.c @@ -220,7 +220,7 @@ static int __sched rwbase_write_lock(str for (; atomic_read(&rwb->readers);) { /* Optimized out for rwlocks */ if (rwbase_signal_pending_state(state, current)) { - __set_current_state(TASK_RUNNING); + rwbase_restore_current_state(); __rwbase_write_unlock(rwb, 0, flags); return -EINTR; }
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