[merged mm-stable] mm-memory-convert-do_read_fault-to-use-folios.patch removed from -mm tree

[merged mm-stable] mm-memory-convert-do_read_fault-to-use-folios.patch removed from -mm tree

[Andrew Morton]

The quilt patch titled
     Subject: mm/memory: convert do_read_fault() to use folios
has been removed from the -mm tree.  Its filename was
     mm-memory-convert-do_read_fault-to-use-folios.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: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Subject: mm/memory: convert do_read_fault() to use folios
Date: Thu, 6 Jul 2023 09:38:47 -0700

Saves one implicit call to compound_head().

Link: https://lkml.kernel.org/r/20230706163847.403202-4-sidhartha.kumar@oracle.com
Signed-off-by: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: ZhangPeng <zhangpeng362@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/memory.c |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

--- a/mm/memory.c~mm-memory-convert-do_read_fault-to-use-folios
+++ a/mm/memory.c
@@ -4536,6 +4536,7 @@ static inline bool should_fault_around(s
 static vm_fault_t do_read_fault(struct vm_fault *vmf)
 {
 	vm_fault_t ret = 0;
+	struct folio *folio;
 
 	/*
 	 * Let's call ->map_pages() first and use ->fault() as fallback
@@ -4553,9 +4554,10 @@ static vm_fault_t do_read_fault(struct v
 		return ret;
 
 	ret |= finish_fault(vmf);
-	unlock_page(vmf->page);
+	folio = page_folio(vmf->page);
+	folio_unlock(folio);
 	if (unlikely(ret & (VM_FAULT_ERROR | VM_FAULT_NOPAGE | VM_FAULT_RETRY)))
-		put_page(vmf->page);
+		folio_put(folio);
 	return ret;
 }
 
_

Patches currently in -mm which might be from sidhartha.kumar@oracle.com are