From 1168b2bec7660f5146de7b14c14b52417e900d18 Mon Sep 17 00:00:00 2001 From: "Dr. David Alan Gilbert" Date: Sat, 16 Nov 2024 15:14:46 +0000 Subject: filemap: remove unused folio_add_wait_queue folio_add_wait_queue() has been unused since 2021's commit 850cba069c26 ("cachefiles: Delete the cachefiles driver pending rewrite") Remove it. Link: https://lkml.kernel.org/r/20241116151446.95555-1-linux@treblig.org Signed-off-by: Dr. David Alan Gilbert Reviewed-by: David Hildenbrand Reviewed-by: Vishal Moola (Oracle) Signed-off-by: Andrew Morton --- mm/filemap.c | 19 ------------------- 1 file changed, 19 deletions(-) (limited to 'mm/filemap.c') diff --git a/mm/filemap.c b/mm/filemap.c index 4f476411a9a2..b6494d2d3bc2 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1463,25 +1463,6 @@ static int folio_put_wait_locked(struct folio *folio, int state) return folio_wait_bit_common(folio, PG_locked, state, DROP); } -/** - * 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. -- cgit v1.2.3