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-rw-r--r--include/linux/wait.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/wait.h b/include/linux/wait.h
index 2232ed16635a..71fc1d31e48d 100644
--- a/include/linux/wait.h
+++ b/include/linux/wait.h
@@ -267,6 +267,21 @@ do { \
__wait_event(wq, condition); \
} while (0)
+#define __io_wait_event(wq, condition) \
+ (void)___wait_event(wq, condition, TASK_UNINTERRUPTIBLE, 0, 0, \
+ io_schedule())
+
+/*
+ * io_wait_event() -- like wait_event() but with io_schedule()
+ */
+#define io_wait_event(wq, condition) \
+do { \
+ might_sleep(); \
+ if (condition) \
+ break; \
+ __io_wait_event(wq, condition); \
+} while (0)
+
#define __wait_event_freezable(wq, condition) \
___wait_event(wq, condition, TASK_INTERRUPTIBLE, 0, 0, \
schedule(); try_to_freeze())