writeback: queue work on stack in writeback_inodes_sb
authorChristoph Hellwig <hch@lst.de>
Tue, 8 Jun 2010 16:14:43 +0000 (18:14 +0200)
committerJens Axboe <jaxboe@fusionio.com>
Fri, 11 Jun 2010 10:58:07 +0000 (12:58 +0200)
commit3c4d716538f3eefb1c1f10961a047a6456a2b590
tree3cfc50c18cc3d2351ddac4309e8f228e22faed71
parent7f0e7bed936a0c422641a046551829a01341dd80
writeback: queue work on stack in writeback_inodes_sb

If we want to rely on s_umount in the caller we need to wait for completion
of the I/O submission before returning to the caller.  Refactor
bdi_sync_writeback into a bdi_queue_work_onstack helper and use it for this
case.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
fs/fs-writeback.c