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| author | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2010-07-01 19:49:18 +0900 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2010-08-07 18:23:49 +0200 |
| commit | f1126e950d28ff875d96ed6a04a9ff96c7bfc357 (patch) | |
| tree | 4d7217b91a658c1c8fa31325f39b102377765f21 /block/blk-merge.c | |
| parent | 28018c242a4ec7017bbbf81d2d3952f820a27118 (diff) | |
| download | talos-op-linux-f1126e950d28ff875d96ed6a04a9ff96c7bfc357.tar.gz talos-op-linux-f1126e950d28ff875d96ed6a04a9ff96c7bfc357.zip | |
scsi: add sd_unprep_fn to free discard page
This fixes discard page leak by using q->unprep_rq_fn facility.
q->unprep_rq_fn is called when all the data buffer (req->bio and
scsi_data_buffer) in the request is freed.
sd_unprep() uses rq->buffer to free discard page allocated in
sd_prepare_discard().
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'block/blk-merge.c')
0 files changed, 0 insertions, 0 deletions
