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[SCSI] lpfc 8.3.30: Revert fix for Link Pull Causes I/O Failures 

Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com>
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
James Smart 2012-03-01 22:38:42 -05:00 committed by James Bottomley
parent 4ac9b22625
commit 8a0cee4bfa
2 changed files with 0 additions and 10 deletions
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9
drivers/scsi/lpfc/lpfc_scsi.c
View File

@ -4187,15 +4187,6 @@ lpfc_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
cmnd->result = err; cmnd->result = err;
goto out_fail_command; goto out_fail_command;
} }
/*
* Do not let the mid-layer retry I/O too fast. If an I/O is retried
* without waiting a bit then indicate that the device is busy.
*/
if (cmnd->retries &&
time_before(jiffies, (cmnd->jiffies_at_alloc +
msecs_to_jiffies(LPFC_RETRY_PAUSE *
cmnd->retries))))
return SCSI_MLQUEUE_DEVICE_BUSY;
ndlp = rdata->pnode; ndlp = rdata->pnode;
if ((scsi_get_prot_op(cmnd) != SCSI_PROT_NORMAL) && if ((scsi_get_prot_op(cmnd) != SCSI_PROT_NORMAL) &&

1
drivers/scsi/lpfc/lpfc_scsi.h
View File

@ -164,5 +164,4 @@ struct lpfc_scsi_buf {
#define LPFC_SCSI_DMA_EXT_SIZE 264 #define LPFC_SCSI_DMA_EXT_SIZE 264
#define LPFC_BPL_SIZE 1024 #define LPFC_BPL_SIZE 1024
#define LPFC_RETRY_PAUSE 300
#define MDAC_DIRECT_CMD 0x22 #define MDAC_DIRECT_CMD 0x22