Hi Dave,
Sending it again. Thanks.
-chrish
-------- Forwarded Message --------
Subject: [PATCH v2] sparc64: sunvdc: Complete I/O request if vdisk server error
Date: Fri, 21 Nov 2014 16:06:30 -0500
From: chris hyser <chris.hyser@xxxxxxxxxx>
To: sparclinux@xxxxxxxxxxxxxxx
Sorry for the confusion of the prior message. Below was the intended commit message.
-chrish
sparc64: sunvdc: Complete I/O request if vdisk server error
If virtual disk server returns an I/O with an error and 0 data transferred,
complete the I/O with EIO to ensure initiating process does not hang
indefinitely.
Signed-off-by: Chris Hyser <chris.hyser@xxxxxxxxxx>
diff --git a/drivers/block/sunvdc.c b/drivers/block/sunvdc.c
index 0ebadf9..17e9a50 100644
--- a/drivers/block/sunvdc.c
+++ b/drivers/block/sunvdc.c
@@ -279,7 +279,12 @@ static void vdc_end_one(struct vdc_port *port, struct vio_dring_state *dr,
rqe->req = NULL;
- __blk_end_request(req, (desc->status ? -EIO : 0), desc->size);
+ if (desc->status && desc->size == 0) {
+ printk(KERN_ERR PFX "virtual disk server I/O error %d\n",
+ desc->status);
+ __blk_end_request_all(req, -EIO);
+ } else
+ __blk_end_request(req, (desc->status ? -EIO : 0) , desc->size);
/* restart blk queue when ring is half emptied */
if (blk_queue_stopped(port->disk->queue) &&
--
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