[PATCH] aoe [2/3]: don't request ATA device ID on ATA error
On an ATA error response, take the device down instead of
sending another ATA device identify command.
Signed-off-by: "Ed L. Cashin" <ecashin@coraid.com>
diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c
index 207aabc..39da28d 100644
--- a/drivers/block/aoe/aoecmd.c
+++ b/drivers/block/aoe/aoecmd.c
@@ -517,6 +517,8 @@
ahout = (struct aoe_atahdr *) (f->data + sizeof(struct aoe_hdr));
buf = f->buf;
+ if (ahout->cmdstat == WIN_IDENTIFY)
+ d->flags &= ~DEVFL_PAUSE;
if (ahin->cmdstat & 0xa9) { /* these bits cleared on success */
printk(KERN_CRIT "aoe: aoecmd_ata_rsp: ata error cmd=%2.2Xh "
"stat=%2.2Xh from e%ld.%ld\n",
@@ -549,7 +551,6 @@
return;
}
ataid_complete(d, (char *) (ahin+1));
- d->flags &= ~DEVFL_PAUSE;
break;
default:
printk(KERN_INFO "aoe: aoecmd_ata_rsp: unrecognized "