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-rw-r--r--include/linux/wait_bit.h1
-rw-r--r--kernel/sched/wait_bit.c14
2 files changed, 0 insertions, 15 deletions
diff --git a/include/linux/wait_bit.h b/include/linux/wait_bit.h
index 6346e26fbfd1..9e29d79fc790 100644
--- a/include/linux/wait_bit.h
+++ b/include/linux/wait_bit.h
@@ -49,7 +49,6 @@ int wake_bit_function(struct wait_queue_entry *wq_entry, unsigned mode, int sync
extern int bit_wait(struct wait_bit_key *key, int mode);
extern int bit_wait_io(struct wait_bit_key *key, int mode);
extern int bit_wait_timeout(struct wait_bit_key *key, int mode);
-extern int bit_wait_io_timeout(struct wait_bit_key *key, int mode);
/**
* wait_on_bit - wait for a bit to be cleared
diff --git a/kernel/sched/wait_bit.c b/kernel/sched/wait_bit.c
index 22ec270f5ab5..b410b61cec95 100644
--- a/kernel/sched/wait_bit.c
+++ b/kernel/sched/wait_bit.c
@@ -266,20 +266,6 @@ __sched int bit_wait_timeout(struct wait_bit_key *word, int mode)
}
EXPORT_SYMBOL_GPL(bit_wait_timeout);
-__sched int bit_wait_io_timeout(struct wait_bit_key *word, int mode)
-{
- unsigned long now = READ_ONCE(jiffies);
-
- if (time_after_eq(now, word->timeout))
- return -EAGAIN;
- io_schedule_timeout(word->timeout - now);
- if (signal_pending_state(mode, current))
- return -EINTR;
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(bit_wait_io_timeout);
-
void __init wait_bit_init(void)
{
int i;