diff options
| author | Brian King <brking@linux.vnet.ibm.com> | 2009-10-19 22:07:47 +0200 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2009-12-04 19:00:17 +0100 |
| commit | 230934a6fe2f44d14ef840639f010c9cf4da098f (patch) | |
| tree | 5d55f8c357c325266b68cdee6529dee4e282ff82 | |
| parent | [SCSI] scsi_debug: Thin provisioning support (diff) | |
| download | linux-230934a6fe2f44d14ef840639f010c9cf4da098f.tar.xz linux-230934a6fe2f44d14ef840639f010c9cf4da098f.zip | |
[SCSI] ibmvfc: Fixup TMF response handling
When processing the response to either a LUN reset,
target reset, or an abort task set, the ibmvfc driver needs to
treat as success receiving a response with a non-zero
status in the response IU along with a general transport
error with the FCP response code being zero. The VIOS
currently guarantees this cannot happen, but a future version
of VIOS may allow this to be returned, so ensure we handle
this response combination correctly for TMFs, as we already
do for SCSI commands.
Signed-off-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
| -rw-r--r-- | drivers/scsi/ibmvscsi/ibmvfc.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index bb2c696c006a..c35d8054dbbb 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -1731,7 +1731,10 @@ static int ibmvfc_reset_device(struct scsi_device *sdev, int type, char *desc) sdev_printk(KERN_INFO, sdev, "Resetting %s\n", desc); wait_for_completion(&evt->comp); - if (rsp_iu.cmd.status) { + if (rsp_iu.cmd.status) + rsp_code = ibmvfc_get_err_result(&rsp_iu.cmd); + + if (rsp_code) { if (fc_rsp->flags & FCP_RSP_LEN_VALID) rsp_code = fc_rsp->data.info.rsp_code; @@ -1820,7 +1823,10 @@ static int ibmvfc_abort_task_set(struct scsi_device *sdev) sdev_printk(KERN_INFO, sdev, "Aborting outstanding commands\n"); wait_for_completion(&evt->comp); - if (rsp_iu.cmd.status) { + if (rsp_iu.cmd.status) + rsp_code = ibmvfc_get_err_result(&rsp_iu.cmd); + + if (rsp_code) { if (fc_rsp->flags & FCP_RSP_LEN_VALID) rsp_code = fc_rsp->data.info.rsp_code; |