Messages in this thread Patch in this message | | | From | "Bryant G. Ly" <> | Subject | [PATCH] ibmvscsis: Fix srp_transfer_data fail return code | Date | Mon, 9 Jan 2017 10:21:20 -0600 |
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From: "Bryant G. Ly" <bgly@us.ibm.com>
If srp_transfer_data fails within ibmvscsis_write_pending, then the most likely scenario is that the client timed out the op and removed the TCE mapping. Thus it will loop forever retrying the op that is pretty much guaranteed to fail forever. A better return code would be EIO instead of EAGAIN.
Cc: stable@vger.kernel.org Reported-by: Steven Royer <seroyer@linux.vnet.ibm.com> Tested-by: Steven Royer <seroyer@linux.vnet.ibm.com> Signed-off-by: Bryant G. Ly <bgly@us.ibm.com> --- drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c index 3d3768a..8fb5c54 100644 --- a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c +++ b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c @@ -3585,7 +3585,7 @@ static int ibmvscsis_write_pending(struct se_cmd *se_cmd) 1, 1); if (rc) { pr_err("srp_transfer_data() failed: %d\n", rc); - return -EAGAIN; + return -EIO; } /* * We now tell TCM to add this WRITE CDB directly into the TCM storage -- 2.5.4 (Apple Git-61)
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