Messages in this thread | | | Date | Tue, 2 Nov 2010 17:54:34 +0100 | From | Christoph Hellwig <> | Subject | Re: [PATCH 4/4] xen/blkfront: cope with backend that fail empty BLKIF_OP_WRITE_BARRIER requests |
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> info->gd->disk_name); > error = -EOPNOTSUPP; > + } > + if (unlikely(bret->status == BLKIF_RSP_ERROR && > + info->shadow[id].req.nr_segments == 0)) { > + printk(KERN_WARNING "blkfront: %s: empty write barrier op failed\n", > + info->gd->disk_name); > + error = -EOPNOTSUPP; > + }
We don't use -EOPNOTSUPP anymore in the new world order, anything barrier related is just a normal I/O error now.
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