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nvme: export abort command as public API

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This commit is contained in:
Isaac Otsiabah 2017-02-27 10:28:33 -07:00 committed by Daniel Verkamp
parent 4163626c5c
commit 687e93c4a5
4 changed files with 31 additions and 6 deletions
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19
include/spdk/nvme.h
View File

@ -551,6 +551,25 @@ int spdk_nvme_ctrlr_cmd_get_log_page(struct spdk_nvme_ctrlr *ctrlr,
uint64_t offset,
spdk_nvme_cmd_cb cb_fn, void *cb_arg);
/**
* \brief Abort a specific previously-submitted NVMe command.
*
* \param ctrlr NVMe controller to which the command was submitted.
* \param qpair NVMe queue pair to which the command was submitted.
* \param cid Command ID of the command to abort.
* \param cb_fn Callback function to invoke when the abort has completed.
* \param cb_arg Argument to pass to the callback function.\
*
* \return 0 if successfully submitted, negated errno value otherwise.
*
* \sa spdk_nvme_ctrlr_register_timeout_callback()
*/
int spdk_nvme_ctrlr_cmd_abort(struct spdk_nvme_ctrlr *ctrlr,
struct spdk_nvme_qpair *qpair,
uint16_t cid,
spdk_nvme_cmd_cb cb_fn,
void *cb_arg);
/**
* \brief Set specific feature for the given NVMe controller.
*

12
lib/nvme/nvme_ctrlr_cmd.c
View File

@ -393,14 +393,18 @@ spdk_nvme_ctrlr_cmd_get_log_page(struct spdk_nvme_ctrlr *ctrlr, uint8_t log_page
}
int
nvme_ctrlr_cmd_abort(struct spdk_nvme_ctrlr *ctrlr, uint16_t cid,
uint16_t sqid, spdk_nvme_cmd_cb cb_fn, void *cb_arg)
spdk_nvme_ctrlr_cmd_abort(struct spdk_nvme_ctrlr *ctrlr, struct spdk_nvme_qpair *qpair,
uint16_t cid, spdk_nvme_cmd_cb cb_fn, void *cb_arg)
{
int rc;
struct nvme_request *req;
struct spdk_nvme_cmd *cmd;
uint16_t sqid = qpair->id;
nvme_robust_mutex_lock(&ctrlr->ctrlr_lock);
req = nvme_allocate_request_null(cb_fn, cb_arg);
if (req == NULL) {
nvme_robust_mutex_unlock(&ctrlr->ctrlr_lock);
return -ENOMEM;
}
@ -408,7 +412,9 @@ nvme_ctrlr_cmd_abort(struct spdk_nvme_ctrlr *ctrlr, uint16_t cid,
cmd->opc = SPDK_NVME_OPC_ABORT;
cmd->cdw10 = (cid << 16) | sqid;
return nvme_ctrlr_submit_admin_request(ctrlr, req);
rc = nvme_ctrlr_submit_admin_request(ctrlr, req);
nvme_robust_mutex_unlock(&ctrlr->ctrlr_lock);
return rc;
}
int

2
lib/nvme/nvme_internal.h
View File

@ -483,8 +483,6 @@ int nvme_ctrlr_cmd_set_num_queues(struct spdk_nvme_ctrlr *ctrlr,
int nvme_ctrlr_cmd_set_async_event_config(struct spdk_nvme_ctrlr *ctrlr,
union spdk_nvme_critical_warning_state state,
spdk_nvme_cmd_cb cb_fn, void *cb_arg);
int nvme_ctrlr_cmd_abort(struct spdk_nvme_ctrlr *ctrlr, uint16_t cid,
uint16_t sqid, spdk_nvme_cmd_cb cb_fn, void *cb_arg);
int nvme_ctrlr_cmd_attach_ns(struct spdk_nvme_ctrlr *ctrlr, uint32_t nsid,
struct spdk_nvme_ctrlr_list *payload, spdk_nvme_cmd_cb cb_fn, void *cb_arg);
int nvme_ctrlr_cmd_detach_ns(struct spdk_nvme_ctrlr *ctrlr, uint32_t nsid,

4
test/lib/nvme/unit/nvme_ctrlr_cmd_c/nvme_ctrlr_cmd_ut.c
View File

@ -459,10 +459,12 @@ static void
test_abort_cmd(void)
{
struct spdk_nvme_ctrlr ctrlr = {};
struct spdk_nvme_qpair qpair = {};
verify_fn = verify_abort_cmd;
nvme_ctrlr_cmd_abort(&ctrlr, abort_cid, abort_sqid, NULL, NULL);
qpair.id = abort_sqid;
spdk_nvme_ctrlr_cmd_abort(&ctrlr, &qpair, abort_cid, NULL, NULL);
}
static void