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[SCSI] lpfc 8.3.17: SCSI fixes 

- Fail I/Os with incomplete data that complete with SCSI Check condition.
- Complete aborted I/Os with host_scribble equal to NULL with success.
- Initialize context1 field of iocbq in the new_scsi_buf routines.

Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com>
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
James Smart 2010-09-29 11:19:08 -04:00 committed by James Bottomley
parent 515e0aa21e
commit eee8877ee5
1 changed files with 24 additions and 6 deletions
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28
drivers/scsi/lpfc/lpfc_scsi.c
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@ -599,6 +599,7 @@ lpfc_new_scsi_buf_s3(struct lpfc_vport *vport, int num_to_alloc)
iocb->ulpClass = CLASS3;
psb->status = IOSTAT_SUCCESS;
/* Put it back into the SCSI buffer list */
psb->cur_iocbq.context1 = psb;
lpfc_release_scsi_buf_s3(phba, psb);
}
@ -849,6 +850,7 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc)
iocb->ulpBdeCount = 1;
iocb->ulpLe = 1;
iocb->ulpClass = CLASS3;
psb->cur_iocbq.context1 = psb;
if (phba->cfg_sg_dma_buf_size > SGL_PAGE_SIZE)
pdma_phys_bpl1 = pdma_phys_bpl + SGL_PAGE_SIZE;
else
@ -2276,15 +2278,24 @@ lpfc_handle_fcp_err(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd,
* Check SLI validation that all the transfer was actually done
* (fcpi_parm should be zero). Apply check only to reads.
*/
} else if ((scsi_status == SAM_STAT_GOOD) && fcpi_parm &&
(cmnd->sc_data_direction == DMA_FROM_DEVICE)) {
} else if (fcpi_parm && (cmnd->sc_data_direction == DMA_FROM_DEVICE)) {
lpfc_printf_vlog(vport, KERN_WARNING, LOG_FCP | LOG_FCP_ERROR,
"9029 FCP Read Check Error Data: "
"x%x x%x x%x x%x\n",
"x%x x%x x%x x%x x%x\n",
be32_to_cpu(fcpcmd->fcpDl),
be32_to_cpu(fcprsp->rspResId),
fcpi_parm, cmnd->cmnd[0]);
fcpi_parm, cmnd->cmnd[0], scsi_status);
switch (scsi_status) {
case SAM_STAT_GOOD:
case SAM_STAT_CHECK_CONDITION:
/* Fabric dropped a data frame. Fail any successful
* command in which we detected dropped frames.
* A status of good or some check conditions could
* be considered a successful command.
*/
host_status = DID_ERROR;
break;
}
scsi_set_resid(cmnd, scsi_bufflen(cmnd));
}
@ -3072,7 +3083,14 @@ lpfc_abort_handler(struct scsi_cmnd *cmnd)
if (ret)
return ret;
lpfc_cmd = (struct lpfc_scsi_buf *)cmnd->host_scribble;
BUG_ON(!lpfc_cmd);
if (!lpfc_cmd) {
lpfc_printf_vlog(vport, KERN_WARNING, LOG_FCP,
"2873 SCSI Layer I/O Abort Request IO CMPL Status "
"x%x ID %d "
"LUN %d snum %#lx\n", ret, cmnd->device->id,
cmnd->device->lun, cmnd->serial_number);
return SUCCESS;
}
/*
* If pCmd field of the corresponding lpfc_scsi_buf structure