The patch titled
patches/mm-remove_mapping-safeness fix
has been added to the -mm tree. Its filename is
mm-remove_mapping-safeness-fix.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: patches/mm-remove_mapping-safeness fix
From: Hugh Dickins <hugh@xxxxxxxxxxx>
remove_mapping() must check against page_mapping(page):
&swapper_space is implicit, never actually stored in page->mapping.
Signed-off-by: Hugh Dickins <hugh@xxxxxxxxxxx>
Cc: Nick Piggin <nickpiggin@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
mm/vmscan.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN mm/vmscan.c~mm-remove_mapping-safeness-fix mm/vmscan.c
--- a/mm/vmscan.c~mm-remove_mapping-safeness-fix
+++ a/mm/vmscan.c
@@ -378,7 +378,7 @@ static pageout_t pageout(struct page *pa
int remove_mapping(struct address_space *mapping, struct page *page)
{
BUG_ON(!PageLocked(page));
- BUG_ON(mapping != page->mapping);
+ BUG_ON(mapping != page_mapping(page));
write_lock_irq(&mapping->tree_lock);
_
Patches currently in -mm which might be from hugh@xxxxxxxxxxx are
git-agpgart.patch
mm-vm_bug_on.patch
mm-tracking-shared-dirty-pages.patch
mm-balance-dirty-pages.patch
mm-optimize-the-new-mprotect-code-a-bit.patch
mm-small-cleanup-of-install_page.patch
mm-fixup-do_wp_page.patch
mm-msync-cleanup.patch
mm-tracking-shared-dirty-pages-wimp.patch
mm-remove_mapping-safeness.patch
mm-remove_mapping-safeness-fix.patch
mm-swap-write-failure-fixup.patch
mm-swap-write-failure-fixup-fix.patch
make-prot_write-imply-prot_read.patch
-
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