[merged mm-stable] filemap-remove-unused-folio_add_wait_queue.patch removed from -mm tree

[Andrew Morton <akpm@linux-foundation.org>]

The quilt patch titled
     Subject: filemap: remove unused folio_add_wait_queue
has been removed from the -mm tree.  Its filename was
     filemap-remove-unused-folio_add_wait_queue.patch

This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

------------------------------------------------------
From: "Dr. David Alan Gilbert" <linux@treblig.org>
Subject: filemap: remove unused folio_add_wait_queue
Date: Sat, 16 Nov 2024 15:14:46 +0000

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 <linux@treblig.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Vishal Moola (Oracle) <vishal.moola@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 include/linux/pagemap.h |    5 -----
 mm/filemap.c            |   19 -------------------
 2 files changed, 24 deletions(-)

--- a/include/linux/pagemap.h~filemap-remove-unused-folio_add_wait_queue
+++ a/include/linux/pagemap.h
@@ -1281,11 +1281,6 @@ void folio_wait_private_2(struct folio *
 int folio_wait_private_2_killable(struct folio *folio);
 
 /*
- * Add an arbitrary waiter to a page's wait queue
- */
-void folio_add_wait_queue(struct folio *folio, wait_queue_entry_t *waiter);
-
-/*
  * Fault in userspace address range.
  */
 size_t fault_in_writeable(char __user *uaddr, size_t size);
--- a/mm/filemap.c~filemap-remove-unused-folio_add_wait_queue
+++ a/mm/filemap.c
@@ -1464,25 +1464,6 @@ static int folio_put_wait_locked(struct
 }
 
 /**
- * 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.
  *
_

Patches currently in -mm which might be from linux@treblig.org are