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| author |   Klaus Birkelund Jensen <klaus@birkelund.eu> | 2019-04-30 18:53:29 +0200 |
|---|---|---|
| committer |   Christoph Hellwig <hch@lst.de> | 2019-05-01 09:17:16 -0400 |
| commit | 049bf37262c61c99f45438910711b55054b24838 (patch) | |
| tree | e73a2513af5de451359b6c84a0e55a32fd6a7d93 | |
| parent | nvme-multipath: don't print ANA group state by default (diff) | |
| download | linux-dev-049bf37262c61c99f45438910711b55054b24838.tar.xz linux-dev-049bf37262c61c99f45438910711b55054b24838.zip | |
nvme-pci: fix psdt field for single segment sgls
The shortcut for single segment SGL requests did not set the PSDT field
to mark the request as using SGLs.
Fixes: 297910571f08 ("nvme-pci: optimize mapping single segment requests using SGLs")
Signed-off-by: Klaus Birkelund Jensen <klaus.jensen@cnexlabs.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
| -rw-r--r-- | drivers/nvme/host/pci.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index c1eecde6b853..efc1da56521c 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -830,6 +830,7 @@ static blk_status_t nvme_setup_sgl_simple(struct nvme_dev *dev, return BLK_STS_RESOURCE; iod->dma_len = bv->bv_len; + cmnd->flags = NVME_CMD_SGL_METABUF; cmnd->dptr.sgl.addr = cpu_to_le64(iod->first_dma); cmnd->dptr.sgl.length = cpu_to_le32(iod->dma_len); cmnd->dptr.sgl.type = NVME_SGL_FMT_DATA_DESC << 4; |