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| author | James Smart <james.smart@emulex.com> | 2010-09-29 11:19:08 -0400 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2010-10-07 17:30:18 -0500 |
| commit | eee8877ee5e8a879f78034001b5e7c04db005ab2 (patch) | |
| tree | c579b4079a590a950066f2405f22122a40fc6a99 /drivers/scsi/lpfc | |
| parent | 515e0aa21ec399ddcf783140a596312e83d20a80 (diff) | |
| download | linux-eee8877ee5e8a879f78034001b5e7c04db005ab2.tar.bz2 | |
[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>
Diffstat (limited to 'drivers/scsi/lpfc')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_scsi.c | 30 |
1 files changed, 24 insertions, 6 deletions
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index 6e331c73170e..3a658953486c 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -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]); - host_status = DID_ERROR; + 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 |