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authorJan Kara <jack@suse.cz>2013-02-21 16:42:59 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-02-21 17:22:20 -0800
commit182dcfd648aef0705fd04c42cbe507c09e00c25d (patch)
tree7440ba7319c459418837efc3b64748af594672aa
parent1269529bda27823ed42798762e896c059ea5e486 (diff)
downloadlinux-182dcfd648aef0705fd04c42cbe507c09e00c25d.tar.bz2
ubifs: 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 ubifs_vm_page_mkwrite(). Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Cc: Artem Bityutskiy <dedekind1@gmail.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Joel Becker <jlbec@evilplan.org> Cc: Mark Fasheh <mfasheh@suse.com> Cc: Steven Whitehouse <swhiteho@redhat.com> Cc: Jens Axboe <axboe@kernel.dk> Cc: Eric Van Hensbergen <ericvh@gmail.com> Cc: Ron Minnich <rminnich@sandia.gov> Cc: Latchesar Ionkov <lucho@ionkov.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/ubifs/file.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index 5bc77817f382..4f6493c130e0 100644
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -1522,6 +1522,7 @@ static int ubifs_vm_page_mkwrite(struct vm_area_struct *vma,
ubifs_release_dirty_inode_budget(c, ui);
}
+ wait_for_stable_page(page);
unlock_page(page);
return 0;