Messages in this thread Patch in this message | | | From | "kwan.huen" <> | Subject | [PATCH 1/2] added stream id write support | Date | Mon, 20 Apr 2015 18:47:42 -0700 |
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--- drivers/block/nvme-core.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/block/nvme-core.c b/drivers/block/nvme-core.c index 85b8036..332341a 100644 --- a/drivers/block/nvme-core.c +++ b/drivers/block/nvme-core.c @@ -769,6 +769,9 @@ static int nvme_submit_iod(struct nvme_queue *nvmeq, struct nvme_iod *iod, if (req->cmd_flags & REQ_RAHEAD) dsmgmt |= NVME_RW_DSM_FREQ_PREFETCH; + if (rq_data_dir(req)) + dsmgmt |= bio_get_streamid(req->bio) << 8; + cmnd = &nvmeq->sq_cmds[nvmeq->sq_tail]; memset(cmnd, 0, sizeof(*cmnd)); -- 1.9.1
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