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| author | James Smart <jsmart2021@gmail.com> | 2017-05-15 15:20:46 -0700 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2017-05-16 21:22:22 -0400 |
| commit | a8cf5dfeb4d84248c0ad12386ae0cb36ee21589a (patch) | |
| tree | fb4580dc29cc56663b5702a688bf3518bd6ff7e6 /drivers/scsi/lpfc/lpfc_init.c | |
| parent | 6c621a2229b084da0d926967f84b059a10c26ede (diff) | |
| download | linux-stable-a8cf5dfeb4d84248c0ad12386ae0cb36ee21589a.tar.gz linux-stable-a8cf5dfeb4d84248c0ad12386ae0cb36ee21589a.tar.bz2 linux-stable-a8cf5dfeb4d84248c0ad12386ae0cb36ee21589a.zip | |
scsi: lpfc: Added recovery logic for running out of NVMET IO context resources
Previous logic would just drop the IO.
Added logic to queue the IO to wait for an IO context resource from an
IO thats already in progress.
Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_init.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_init.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 86b0b26dfeea..9f6c7e71814b 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -5825,6 +5825,7 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) INIT_LIST_HEAD(&phba->sli4_hba.lpfc_abts_nvme_buf_list); INIT_LIST_HEAD(&phba->sli4_hba.lpfc_abts_nvmet_ctx_list); INIT_LIST_HEAD(&phba->sli4_hba.lpfc_nvmet_ctx_list); + INIT_LIST_HEAD(&phba->sli4_hba.lpfc_nvmet_io_wait_list); /* Fast-path XRI aborted CQ Event work queue list */ INIT_LIST_HEAD(&phba->sli4_hba.sp_nvme_xri_aborted_work_queue); @@ -5833,6 +5834,7 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) /* This abort list used by worker thread */ spin_lock_init(&phba->sli4_hba.sgl_list_lock); spin_lock_init(&phba->sli4_hba.nvmet_io_lock); + spin_lock_init(&phba->sli4_hba.nvmet_io_wait_lock); /* * Initialize driver internal slow-path work queues |