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Commit a78bbd4b authored by Yan, Zheng's avatar Yan, Zheng Committed by Ilya Dryomov
Browse files

ceph: make ceph_update_writeable_page() uninterruptible 



ceph_update_writeable_page() is used by ceph_write_begin(). It beaks
atomicity of write operation if it's interruptible.

Signed-off-by: default avatarYan, Zheng <zyan@redhat.com>
parent 0e76abf2

fs/ceph/addr.c

+1 −1
Original line number Diff line number Diff line
@@ -1168,7 +1168,7 @@ static int ceph_update_writeable_page(struct file *file, 
			snapc = ceph_get_snap_context(snapc);

			unlock_page(page);

			ceph_queue_writeback(inode);

			r = wait_event_interruptible(ci->i_cap_wq,

			r = wait_event_killable(ci->i_cap_wq,

			       context_is_writeable_or_written(inode, snapc));

			ceph_put_snap_context(snapc);

			if (r == -ERESTARTSYS)