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nvmf/vfio-user: report that SGL is supported

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Change-Id: Ia9938a3e5a4c8e4a3080039e5e309d5d10b0b77d
Signed-off-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/7280
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: <dongx.yi@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Community-CI: Broadcom CI
This commit is contained in:
Changpeng Liu 2021-04-08 21:06:02 +08:00 committed by Jim Harris
parent 55f0d41fce
commit 9bfa9cb8b3
1 changed files with 9 additions and 9 deletions
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18
lib/nvmf/vfio_user.c
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@ -553,8 +553,8 @@ _map_one(void *prv, uint64_t addr, uint64_t len)
}
static int
vfio_user_map_prps(struct nvmf_vfio_user_ctrlr *ctrlr, struct spdk_nvmf_request *req,
struct iovec *iov, uint32_t length)
vfio_user_map_cmd(struct nvmf_vfio_user_ctrlr *ctrlr, struct spdk_nvmf_request *req,
struct iovec *iov, uint32_t length)
{
/* Map PRP list to from Guest physical memory to
* virtual memory address.
@ -1759,7 +1759,8 @@ nvmf_vfio_user_cdata_init(struct spdk_nvmf_transport *transport,
struct spdk_nvmf_subsystem *subsystem,
struct spdk_nvmf_ctrlr_data *cdata)
{
cdata->sgls.supported = SPDK_NVME_SGLS_NOT_SUPPORTED;
memset(&cdata->sgls, 0, sizeof(struct spdk_nvme_cdata_sgls));
cdata->sgls.supported = SPDK_NVME_SGLS_SUPPORTED_DWORD_ALIGNED;
}
static int
@ -2217,8 +2218,9 @@ map_admin_cmd_req(struct nvmf_vfio_user_ctrlr *ctrlr, struct spdk_nvmf_request *
if (!cmd->dptr.prp.prp1 || !len) {
return 0;
}
iovcnt = vfio_user_map_prps(ctrlr, req, req->iov, len);
/* ADMIN command will not use SGL */
assert(req->cmd->nvme_cmd.psdt == 0);
iovcnt = vfio_user_map_cmd(ctrlr, req, req->iov, len);
if (iovcnt < 0) {
SPDK_ERRLOG("%s: map Admin Opc %x failed\n",
ctrlr_id(ctrlr), cmd->opc);
@ -2253,17 +2255,15 @@ map_io_cmd_req(struct nvmf_vfio_user_ctrlr *ctrlr, struct spdk_nvmf_request *req
return 0;
}
/* SGL isn't supported now */
assert(req->cmd->nvme_cmd.psdt == 0);
err = get_nvmf_io_req_length(req);
if (err < 0) {
return -EINVAL;
}
req->length = err;
err = vfio_user_map_prps(ctrlr, req, req->iov, req->length);
err = vfio_user_map_cmd(ctrlr, req, req->iov, req->length);
if (err < 0) {
SPDK_ERRLOG("%s: failed to map PRP: %d\n", ctrlr_id(ctrlr), err);
SPDK_ERRLOG("%s: failed to map IO OPC %u\n", ctrlr_id(ctrlr), cmd->opc);
return -EFAULT;
}