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author | James Smart <jsmart2021@gmail.com> | 2017-04-22 02:04:45 +0300 |
---|---|---|
committer | Christoph Hellwig <hch@lst.de> | 2017-04-24 10:25:48 +0300 |
commit | a44e4e8b6bf22926be6ed63f99def5e62953ac08 (patch) | |
tree | 32ab9d8145d76f9d5efb7a1e56ac7ce0add1a7f2 | |
parent | 36b8890e91690fa392fa0bf7913fed79b156c194 (diff) | |
download | linux-a44e4e8b6bf22926be6ed63f99def5e62953ac08.tar.xz |
Standardize nvme SGL segment count
Standardize default SGL segment count for nvme target and initiator
The driver needs to make them the same for clarity.
Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
-rw-r--r-- | drivers/scsi/lpfc/lpfc_nvme.h | 4 | ||||
-rw-r--r-- | drivers/scsi/lpfc/lpfc_nvmet.c | 2 | ||||
-rw-r--r-- | drivers/scsi/lpfc/lpfc_nvmet.h | 4 |
3 files changed, 3 insertions, 7 deletions
diff --git a/drivers/scsi/lpfc/lpfc_nvme.h b/drivers/scsi/lpfc/lpfc_nvme.h index 1347deb8dd6c..62777965f92f 100644 --- a/drivers/scsi/lpfc/lpfc_nvme.h +++ b/drivers/scsi/lpfc/lpfc_nvme.h @@ -21,9 +21,7 @@ * included with this package. * ********************************************************************/ -#define LPFC_NVME_MIN_SEGS 16 -#define LPFC_NVME_DEFAULT_SEGS 66 /* 256K IOs - 64 + 2 */ -#define LPFC_NVME_MAX_SEGS 510 +#define LPFC_NVME_DEFAULT_SEGS (64 + 1) /* 256K IOs */ #define LPFC_NVMET_MIN_POSTBUF 16 #define LPFC_NVMET_DEFAULT_POSTBUF 1024 #define LPFC_NVMET_MAX_POSTBUF 4096 diff --git a/drivers/scsi/lpfc/lpfc_nvmet.c b/drivers/scsi/lpfc/lpfc_nvmet.c index d488c3318d4b..c8a49418b735 100644 --- a/drivers/scsi/lpfc/lpfc_nvmet.c +++ b/drivers/scsi/lpfc/lpfc_nvmet.c @@ -709,7 +709,7 @@ lpfc_nvmet_create_targetport(struct lpfc_hba *phba) pinfo.port_id = vport->fc_myDID; lpfc_tgttemplate.max_hw_queues = phba->cfg_nvme_io_channel; - lpfc_tgttemplate.max_sgl_segments = phba->cfg_sg_seg_cnt; + lpfc_tgttemplate.max_sgl_segments = phba->cfg_sg_seg_cnt + 1; lpfc_tgttemplate.target_features = NVMET_FCTGTFEAT_READDATA_RSP | NVMET_FCTGTFEAT_NEEDS_CMD_CPUSCHED | NVMET_FCTGTFEAT_CMD_IN_ISR | diff --git a/drivers/scsi/lpfc/lpfc_nvmet.h b/drivers/scsi/lpfc/lpfc_nvmet.h index 02735fc6fd41..d8bac4c61541 100644 --- a/drivers/scsi/lpfc/lpfc_nvmet.h +++ b/drivers/scsi/lpfc/lpfc_nvmet.h @@ -21,9 +21,7 @@ * included with this package. * ********************************************************************/ -#define LPFC_NVMET_MIN_SEGS 16 -#define LPFC_NVMET_DEFAULT_SEGS 64 /* 256K IOs */ -#define LPFC_NVMET_MAX_SEGS 510 +#define LPFC_NVMET_DEFAULT_SEGS (64 + 1) /* 256K IOs */ #define LPFC_NVMET_SUCCESS_LEN 12 /* Used for NVME Target */ |