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authorJames Bottomley <jejb@titanic.(none)>2005-12-15 17:35:24 -0600
committerJames Bottomley <jejb@titanic.(none)>2005-12-15 17:35:24 -0600
commit2a1e1379bae53f647c463a677cc2ec71b591c348 (patch)
treea152beb5e8679e94430c5b47bf798dd8a2d4fd5d /drivers/scsi/qla2xxx/qla_isr.c
parent787926b1b2d21d42ca462dc736b77f1a4a30c503 (diff)
parent7b6666530e2736f190a2629c8abe34275054449f (diff)
Merge by hand (conflicts in scsi_lib.c)
This merge is pretty extensive. The conflict is over the new req->retries parameter, so I had to change the prototype to scsi_setup_blk_pc_cmnd() and the usage in sd, sr and st. Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_isr.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_isr.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 09afc0f06bd..5181d966fec 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -909,6 +909,21 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt)
resid = resid_len;
cp->resid = resid;
CMD_RESID_LEN(cp) = resid;
+
+ if (!lscsi_status &&
+ ((unsigned)(cp->request_bufflen - resid) <
+ cp->underflow)) {
+ qla_printk(KERN_INFO, ha,
+ "scsi(%ld:%d:%d:%d): Mid-layer underflow "
+ "detected (%x of %x bytes)...returning "
+ "error status.\n", ha->host_no,
+ cp->device->channel, cp->device->id,
+ cp->device->lun, resid,
+ cp->request_bufflen);
+
+ cp->result = DID_ERROR << 16;
+ break;
+ }
}
cp->result = DID_OK << 16 | lscsi_status;