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-rw-r--r--mm/filemap.c19
1 files changed, 0 insertions, 19 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index 4f476411a9a2..b6494d2d3bc2 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1464,25 +1464,6 @@ static int folio_put_wait_locked(struct folio *folio, int state)
}
/**
- * folio_add_wait_queue - Add an arbitrary waiter to a folio's wait queue
- * @folio: Folio defining the wait queue of interest
- * @waiter: Waiter to add to the queue
- *
- * Add an arbitrary @waiter to the wait queue for the nominated @folio.
- */
-void folio_add_wait_queue(struct folio *folio, wait_queue_entry_t *waiter)
-{
- wait_queue_head_t *q = folio_waitqueue(folio);
- unsigned long flags;
-
- spin_lock_irqsave(&q->lock, flags);
- __add_wait_queue_entry_tail(q, waiter);
- folio_set_waiters(folio);
- spin_unlock_irqrestore(&q->lock, flags);
-}
-EXPORT_SYMBOL_GPL(folio_add_wait_queue);
-
-/**
* folio_unlock - Unlock a locked folio.
* @folio: The folio.
*