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[Xen-devel] Re: [patch 20/20] XEN-paravirt: Add Xen virtual block device

To: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Subject: [Xen-devel] Re: [patch 20/20] XEN-paravirt: Add Xen virtual block device driver.
From: Jan Engelhardt <jengelh@xxxxxxxxxxxxxxx>
Date: Sun, 14 Jan 2007 12:05:13 +0100 (MET)
Cc: Andrew Morton <akpm@xxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, Ian Pratt <ian.pratt@xxxxxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, Chris Wright <chrisw@xxxxxxxxxxxx>, virtualization@xxxxxxxxxxxxxx, Christian Limpach <Christian.Limpach@xxxxxxxxxxxx>
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On Jan 12 2007 17:45, Jeremy Fitzhardinge wrote:
>
>The block device frontend driver allows the kernel to access block
>devices exported exported by a virtual machine containing a physical
>block device driver.

Is this significantly different from ubd/hostfs that it actually warrants a
reinvention?

>+      (void)xenbus_switch_state(info->xbdev, XenbusStateConnected);

Cast remove, if xenbus_switch_state does not have __must_check.
Also elsewhere.


        -`J'
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