The patch titled
Subject: ocfs2: wait for page writeback to provide stable pages
has been added to the -mm tree. Its filename is
ocfs2-wait-for-page-writeback-to-provide-stable-pages.patch
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From: Jan Kara <jack@xxxxxxx>
Subject: ocfs2: wait for page writeback to provide stable pages
When stable pages are required, we have to wait if the page is just going
to disk and we want to modify it. Add proper callback to
ocfs2_grab_pages_for_write().
Signed-off-by: Jan Kara <jack@xxxxxxx>
Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
Cc: Joel Becker <jlbec@xxxxxxxxxxxx>
Cc: Mark Fasheh <mfasheh@xxxxxxxx>
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Andy Lutomirski <luto@xxxxxxxxxxxxxx>
Cc: Artem Bityutskiy <dedekind1@xxxxxxxxx>
Cc: Steven Whitehouse <swhiteho@xxxxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
Cc: Eric Van Hensbergen <ericvh@xxxxxxxxx>
Cc: Ron Minnich <rminnich@xxxxxxxxxx>
Cc: Latchesar Ionkov <lucho@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/ocfs2/aops.c | 1 +
1 file changed, 1 insertion(+)
diff -puN fs/ocfs2/aops.c~ocfs2-wait-for-page-writeback-to-provide-stable-pages fs/ocfs2/aops.c
--- a/fs/ocfs2/aops.c~ocfs2-wait-for-page-writeback-to-provide-stable-pages
+++ a/fs/ocfs2/aops.c
@@ -1194,6 +1194,7 @@ static int ocfs2_grab_pages_for_write(st
goto out;
}
}
+ wait_for_stable_page(wc->w_pages[i]);
if (index == target_index)
wc->w_target_page = wc->w_pages[i];
_
Patches currently in -mm which might be from jack@xxxxxxx are
linux-next.patch
fs-change-return-values-from-eacces-to-eperm.patch
bdi-allow-block-devices-to-say-that-they-require-stable-page-writes.patch
mm-only-enforce-stable-page-writes-if-the-backing-device-requires-it.patch
9pfs-fix-filesystem-to-wait-for-stable-page-writeback.patch
block-optionally-snapshot-page-contents-to-provide-stable-pages-during-write.patch
ocfs2-wait-for-page-writeback-to-provide-stable-pages.patch
ubifs-wait-for-page-writeback-to-provide-stable-pages.patch
hfsplus-add-osx-prefix-for-handling-namespace-of-mac-os-x-extended-attributes.patch
hfsplus-add-on-disk-layout-declarations-related-to-attributes-tree.patch
hfsplus-add-functionality-of-manipulating-by-records-in-attributes-tree.patch
hfsplus-rework-functionality-of-getting-setting-and-deleting-of-extended-attributes.patch
hfsplus-add-support-of-manipulation-by-attributes-file.patch
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