| Date | Wed, 02 Oct 2013 11:22:22 +0200 | From | Peter Zijlstra <> | Subject | [PATCH 05/16] sched/wait: Collapse __wait_event() |
| |
Reduce macro complexity by using the new ___wait_event() helper. No change in behaviour, identical generated code.
Reviewed-by: Oleg Nesterov <oleg@redhat.com> Signed-off-by: Peter Zijlstra <peterz@infradead.org> --- include/linux/wait.h | 13 ++----------- 1 file changed, 2 insertions(+), 11 deletions(-)
--- a/include/linux/wait.h +++ b/include/linux/wait.h @@ -224,17 +224,8 @@ __out: ; \ } while (0) #define __wait_event(wq, condition) \ -do { \ - DEFINE_WAIT(__wait); \ - \ - for (;;) { \ - prepare_to_wait(&wq, &__wait, TASK_UNINTERRUPTIBLE); \ - if (condition) \ - break; \ - schedule(); \ - } \ - finish_wait(&wq, &__wait); \ -} while (0) + ___wait_event(wq, condition, TASK_UNINTERRUPTIBLE, 0, \ + ___wait_nop_ret, schedule()) /** * wait_event - sleep until a condition gets true
|