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| author | James Smart <jsmart2021@gmail.com> | 2019-10-19 00:18:24 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2019-10-25 04:02:05 +0300 |
| commit | 22770cbabf6bb77a397d9f11d41f97667dd0caa2 (patch) | |
| tree | 61cc7f2ff48f6197e965f6281cd1a929843b9cd6 /drivers/scsi/lpfc/lpfc_nvme.c | |
| parent | f84f8f93f01feb64fdda8dd6c72d1b7dc24ad11d (diff) | |
| download | linux-22770cbabf6bb77a397d9f11d41f97667dd0caa2.tar.xz | |
scsi: lpfc: Slight fast-path performance optimizations
Slightly rework some error check code paths for better streamlining.
Added compiler unlikely hints to allow slightly better optimization of the
fast-path.
Removed a few pointer checks that were obviously already valid.
Link: https://lore.kernel.org/r/20191018211832.7917-9-jsmart2021@gmail.com
Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <jsmart2021@gmail.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_nvme.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_nvme.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/lpfc/lpfc_nvme.c b/drivers/scsi/lpfc/lpfc_nvme.c index 5af944b97c4c..328ddce87f12 100644 --- a/drivers/scsi/lpfc/lpfc_nvme.c +++ b/drivers/scsi/lpfc/lpfc_nvme.c @@ -2093,7 +2093,7 @@ lpfc_release_nvme_buf(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_ncmd) lpfc_ncmd->flags &= ~LPFC_SBUF_BUMP_QDEPTH; qp = lpfc_ncmd->hdwq; - if (lpfc_ncmd->flags & LPFC_SBUF_XBUSY) { + if (unlikely(lpfc_ncmd->flags & LPFC_SBUF_XBUSY)) { lpfc_printf_log(phba, KERN_INFO, LOG_NVME_ABTS, "6310 XB release deferred for " "ox_id x%x on reqtag x%x\n", |