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[SCSI] lpfc 8.3.39: Fix driver issues with large s/g lists for BlockGuard

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Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
James Smart
2013-04-17 20:16:15 -04:00
committed by James Bottomley
parent 09294d4623
commit 96f7077f67
6 changed files with 264 additions and 136 deletions
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7
drivers/scsi/lpfc/lpfc.h
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@@ -46,13 +46,15 @@ struct lpfc_sli2_slim;
#define LPFC_DEFAULT_MENLO_SG_SEG_CNT 128 /* sg element count per scsi
cmnd for menlo needs nearly twice as for firmware
downloads using bsg */
#define LPFC_DEFAULT_PROT_SG_SEG_CNT 4096 /* sg protection elements count */
#define LPFC_MIN_SG_SLI4_BUF_SZ 0x800 /* based on LPFC_DEFAULT_SG_SEG_CNT */
#define LPFC_MAX_SG_SLI4_SEG_CNT_DIF 128 /* sg element count per scsi cmnd */
#define LPFC_MAX_SG_SEG_CNT_DIF 512 /* sg element count per scsi cmnd */
#define LPFC_MAX_SG_SEG_CNT 4096 /* sg element count per scsi cmnd */
#define LPFC_MAX_SGL_SEG_CNT 512 /* SGL element count per scsi cmnd */
#define LPFC_MAX_BPL_SEG_CNT 4096 /* BPL element count per scsi cmnd */
#define LPFC_MAX_SGE_SIZE 0x80000000 /* Maximum data allowed in a SGE */
#define LPFC_MAX_PROT_SG_SEG_CNT 4096 /* prot sg element count per scsi cmd*/
#define LPFC_IOCB_LIST_CNT 2250 /* list of IOCBs for fast-path usage. */
#define LPFC_Q_RAMP_UP_INTERVAL 120 /* lun q_depth ramp up interval */
#define LPFC_VNAME_LEN 100 /* vport symbolic name length */
@@ -710,6 +712,7 @@ struct lpfc_hba {
uint32_t cfg_fcp_wq_count;
uint32_t cfg_fcp_eq_count;
uint32_t cfg_fcp_io_channel;
uint32_t cfg_total_seg_cnt;
uint32_t cfg_sg_seg_cnt;
uint32_t cfg_prot_sg_seg_cnt;
uint32_t cfg_sg_dma_buf_size;