commit | ca3a931fd33b841cbcc5932f8eac7c43e0909242 | [log] [tgz] |
---|---|---|
author | Alasdair G Kergon <agk@redhat.com> | Tue Oct 03 01:15:30 2006 -0700 |
committer | Linus Torvalds <torvalds@g5.osdl.org> | Tue Oct 03 08:04:14 2006 -0700 |
tree | bc8aa7ace1a5e528cbfabc01b17a2016c55bc448 | |
parent | 9d493fa8c943ed4ec6e42b7ebfd8f0b7657d54f8 [diff] |
[PATCH] dm snapshot: add workqueue Add a workqueue so that I/O can be queued up to be flushed from a separate thread (e.g. if local interrupts are disabled). A new per-snapshot spinlock pe_lock is introduced to protect queued_bios. Signed-off-by: Alasdair G Kergon <agk@redhat.com> Signed-off-by: Mark McLoughlin <markmc@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>