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authorJames Smart <james.smart@emulex.com>2012-03-01 22:38:42 -0500
committerJames Bottomley <JBottomley@Parallels.com>2012-03-27 08:26:34 +0100
commit8a0cee4bfa92fb4acaf93e86780ceab3694ca6d5 (patch)
tree66e929dd8d3c959166261c026ef10007e0930c95 /drivers/scsi
parent4ac9b22625333f9d86c01df702c83d2dfe732131 (diff)
downloadlinux-8a0cee4bfa92fb4acaf93e86780ceab3694ca6d5.tar.bz2
[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>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/lpfc/lpfc_scsi.c9
-rw-r--r--drivers/scsi/lpfc/lpfc_scsi.h1
2 files changed, 0 insertions, 10 deletions
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index 2e65168d8723..88f3a83dbd2e 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -4187,15 +4187,6 @@ lpfc_queuecommand_lck(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
cmnd->result = err;
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;
if ((scsi_get_prot_op(cmnd) != SCSI_PROT_NORMAL) &&
diff --git a/drivers/scsi/lpfc/lpfc_scsi.h b/drivers/scsi/lpfc/lpfc_scsi.h
index e2e33043033e..21a2ffe67eac 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.h
+++ b/drivers/scsi/lpfc/lpfc_scsi.h
@@ -164,5 +164,4 @@ struct lpfc_scsi_buf {
#define LPFC_SCSI_DMA_EXT_SIZE 264
#define LPFC_BPL_SIZE 1024
-#define LPFC_RETRY_PAUSE 300
#define MDAC_DIRECT_CMD 0x22