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authorPeter Zijlstra <peterz@infradead.org>2013-10-02 11:22:33 +0200
committerIngo Molnar <mingo@kernel.org>2013-10-04 10:16:25 +0200
commit35a2af94c7ce7130ca292c68b1d27fcfdb648f6b (patch)
tree10b28670fb387984751de104913db9408ade8741 /include/linux/tty.h
parentebdc195f2ec68576876216081035293e37318e86 (diff)
sched/wait: Make the __wait_event*() interface more friendly
Change all __wait_event*() implementations to match the corresponding wait_event*() signature for convenience. In particular this does away with the weird 'ret' logic. Since there are __wait_event*() users this requires we update them too. Reviewed-by: Oleg Nesterov <oleg@redhat.com> Signed-off-by: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20131002092529.042563462@infradead.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/tty.h')
-rw-r--r--include/linux/tty.h10
1 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 6e803291028f..633cac77f9f9 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -672,14 +672,14 @@ static inline void tty_wait_until_sent_from_close(struct tty_struct *tty,
#define wait_event_interruptible_tty(tty, wq, condition) \
({ \
int __ret = 0; \
- if (!(condition)) { \
- __wait_event_interruptible_tty(tty, wq, condition, __ret); \
- } \
+ if (!(condition)) \
+ __ret = __wait_event_interruptible_tty(tty, wq, \
+ condition); \
__ret; \
})
-#define __wait_event_interruptible_tty(tty, wq, condition, ret) \
- ___wait_event(wq, condition, TASK_INTERRUPTIBLE, 0, ret, \
+#define __wait_event_interruptible_tty(tty, wq, condition) \
+ ___wait_event(wq, condition, TASK_INTERRUPTIBLE, 0, 0, \
tty_unlock(tty); \
schedule(); \
tty_lock(tty))