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nvmf/vfio-user: move io_q_exists()

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As a general utility function, move it up with the others.

Signed-off-by: John Levon <john.levon@nutanix.com>
Change-Id: I32881c01afd9819c889730d7c09163c95fbb827e
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/11790
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Community-CI: Mellanox Build Bot
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Thanos Makatos <thanos.makatos@nutanix.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
John Levon 2022-03-02 11:08:09 +00:00 committed by Tomasz Zawadzki
parent 172ea8381a
commit f49b1724ba
1 changed files with 26 additions and 26 deletions
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52
lib/nvmf/vfio_user.c
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@ -497,6 +497,32 @@ cq_is_full(struct nvmf_vfio_user_cq *cq)
return qindex == *cq_dbl_headp(cq);
}
static bool
io_q_exists(struct nvmf_vfio_user_ctrlr *vu_ctrlr, const uint16_t qid, const bool is_cq)
{
assert(vu_ctrlr != NULL);
if (qid == 0 || qid >= NVMF_VFIO_USER_MAX_QPAIRS_PER_CTRLR) {
return false;
}
if (is_cq) {
if (vu_ctrlr->cqs[qid] == NULL) {
return false;
}
return (vu_ctrlr->cqs[qid]->cq_state != VFIO_USER_CQ_DELETED &&
vu_ctrlr->cqs[qid]->cq_state != VFIO_USER_CQ_UNUSED);
}
if (vu_ctrlr->sqs[qid] == NULL) {
return false;
}
return (vu_ctrlr->sqs[qid]->sq_state != VFIO_USER_SQ_DELETED &&
vu_ctrlr->sqs[qid]->sq_state != VFIO_USER_SQ_UNUSED);
}
static inline size_t
vfio_user_migr_data_len(void)
{
@ -1215,32 +1241,6 @@ post_completion(struct nvmf_vfio_user_ctrlr *ctrlr, struct nvmf_vfio_user_cq *cq
return 0;
}
static bool
io_q_exists(struct nvmf_vfio_user_ctrlr *vu_ctrlr, const uint16_t qid, const bool is_cq)
{
assert(vu_ctrlr != NULL);
if (qid == 0 || qid >= NVMF_VFIO_USER_MAX_QPAIRS_PER_CTRLR) {
return false;
}
if (is_cq) {
if (vu_ctrlr->cqs[qid] == NULL) {
return false;
}
return (vu_ctrlr->cqs[qid]->cq_state != VFIO_USER_CQ_DELETED &&
vu_ctrlr->cqs[qid]->cq_state != VFIO_USER_CQ_UNUSED);
}
if (vu_ctrlr->sqs[qid] == NULL) {
return false;
}
return (vu_ctrlr->sqs[qid]->sq_state != VFIO_USER_SQ_DELETED &&
vu_ctrlr->sqs[qid]->sq_state != VFIO_USER_SQ_UNUSED);
}
static void
free_sq_reqs(struct nvmf_vfio_user_sq *sq)
{