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| author | Jens Axboe <jens.axboe@oracle.com> | 2007-09-27 13:01:25 +0200 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2007-10-16 11:03:56 +0200 |
| commit | bf2de6f5a4faf0197268f18d08969b003b87b6e8 (patch) | |
| tree | 16830a15a7effea352445a7aba5dbb433314d3eb /drivers/scsi/sd.c | |
| parent | c07e2b41291853b19fff11ceee3657df252a4e42 (diff) | |
block: Initial support for data-less (or empty) barrier support
This implements functionality to pass down or insert a barrier
in a queue, without having data attached to it. The ->prepare_flush_fn()
infrastructure from data barriers are reused to provide this
functionality.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/scsi/sd.c')
0 files changed, 0 insertions, 0 deletions