Reduce macro complexity by using the new ___wait_event() helper.
No change in behaviour, identical generated code.
Reviewed-by: Oleg Nesterov <o...@redhat.com>
Signed-off-by: Peter Zijlstra <pet...@infradead.org>
---
include/linux/tty.h | 21 +----
include/linux/wait.h | 192 +++++++++++++++------------------------------------
2 files changed, 63 insertions(+), 150 deletions(-)
--- a/include/linux/wait.h
+++ b/include/linux/wait.h
@@ -648,20 +609,12 @@ do {
\
#define __wait_event_lock_irq(wq, condition, lock, cmd)
\
-do { \
- DEFINE_WAIT(__wait); \
- \
- for (;;) { \
- prepare_to_wait(&wq, &__wait, TASK_UNINTERRUPTIBLE); \
- if (condition) \
- break; \
- spin_unlock_irq(&lock); \
- cmd; \
- schedule(); \
- spin_lock_irq(&lock); \
- } \
- finish_wait(&wq, &__wait); \
-} while (0)
+ ___wait_event(wq, condition, TASK_UNINTERRUPTIBLE, 0, \
+ ___wait_nop_ret, \
+ spin_unlock_irq(&lock); \
+ cmd; \
+ schedule(); \
+ spin_lock_irq(&lock))
/**
* wait_event_lock_irq_cmd - sleep until a condition gets true. The
--
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