[PATCH 5/6] ocfs2: Wait for page writeback to provide stable pages
From: Darrick J. Wong <hidden>
Date: 2013-01-19 01:13:08
Also in:
linux-fsdevel, lkml, ocfs2-devel
Subsystem:
filesystems (vfs and infrastructure), oracle cluster filesystem 2 (ocfs2), the rest · Maintainers:
Alexander Viro, Christian Brauner, Mark Fasheh, Joel Becker, Joseph Qi, Linus Torvalds
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(). CC: ocfs2-devel@oss.oracle.com CC: Joel Becker <jlbec@evilplan.org> CC: Mark Fasheh <redacted> From: Jan Kara <jack@suse.cz> Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Darrick J. Wong <redacted> --- fs/ocfs2/aops.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
index 6577432..9796330 100644
--- a/fs/ocfs2/aops.c
+++ b/fs/ocfs2/aops.c@@ -1194,6 +1194,7 @@ static int ocfs2_grab_pages_for_write(struct address_space *mapping, goto out; } } + wait_for_stable_page(wc->w_pages[i]); if (index == target_index) wc->w_target_page = wc->w_pages[i];