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| author | Li Dongyang <lidongyang@novell.com> | 2011-09-01 12:39:09 +0200 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2011-10-13 15:48:31 +0200 |
| commit | ed30bf317c5ceb25166cdbce3e0b35e33c82b509 (patch) | |
| tree | 112e4e184a29e64b618f83da873333abae25f11e /drivers/dca | |
| parent | xen-blkback: Implement discard requests ('feature-discard') (diff) | |
| download | linux-ed30bf317c5ceb25166cdbce3e0b35e33c82b509.tar.xz linux-ed30bf317c5ceb25166cdbce3e0b35e33c82b509.zip | |
xen-blkfront: Handle discard requests.
If the backend advertises 'feature-discard', then interrogate
the backend for alignment and granularity. Setup the request
queue with the appropiate values and send the discard operation
as required.
Signed-off-by: Li Dongyang <lidongyang@novell.com>
[v1: Amended commit description]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers/dca')
0 files changed, 0 insertions, 0 deletions