[merged mm-hotfixes-stable] mm-kmsan-export-kmsan_copy_page_meta.patch removed from -mm tree

[merged mm-hotfixes-stable] mm-kmsan-export-kmsan_copy_page_meta.patch removed from -mm tree

[Andrew Morton]

The quilt patch titled
     Subject: mm: kmsan: export kmsan_copy_page_meta()
has been removed from the -mm tree.  Its filename was
     mm-kmsan-export-kmsan_copy_page_meta.patch

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

------------------------------------------------------
From: Alexander Potapenko <glider@google.com>
Subject: mm: kmsan: export kmsan_copy_page_meta()
Date: Mon, 24 Oct 2022 23:21:40 +0200

Certain modules call copy_user_highpage(), which calls
kmsan_copy_page_meta() under KMSAN, so we need to export the latter.

Link: https://lkml.kernel.org/r/20221024212144.2852069-1-glider@google.com
Link: https://github.com/google/kmsan/issues/89
Fixes: b073d7f8aee4 ("mm: kmsan: maintain KMSAN metadata for page operations")
Signed-off-by: Alexander Potapenko <glider@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---


--- a/mm/kmsan/shadow.c~mm-kmsan-export-kmsan_copy_page_meta
+++ a/mm/kmsan/shadow.c
@@ -167,6 +167,7 @@ void kmsan_copy_page_meta(struct page *d
 	__memcpy(origin_ptr_for(dst), origin_ptr_for(src), PAGE_SIZE);
 	kmsan_leave_runtime();
 }
+EXPORT_SYMBOL(kmsan_copy_page_meta);
 
 void kmsan_alloc_page(struct page *page, unsigned int order, gfp_t flags)
 {
_

Patches currently in -mm which might be from glider@google.com are