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Re: [Qemu-devel] [PATCH 11/31] block/raw: Fix to forward method bdrv_med

From: Kevin Wolf
Subject: Re: [Qemu-devel] [PATCH 11/31] block/raw: Fix to forward method bdrv_media_changed()
Date: Thu, 08 Sep 2011 09:40:14 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:6.0) Gecko/20110816 Thunderbird/6.0

Am 07.09.2011 21:25, schrieb Blue Swirl:
> On Tue, Sep 6, 2011 at 3:39 PM, Kevin Wolf <address@hidden> wrote:
>> From: Markus Armbruster <address@hidden>
>> Block driver "raw" forwards most methods to the underlying block
>> driver.  However, it doesn't implement method bdrv_media_changed().
>> Makes bdrv_media_changed() always return -ENOTSUP.
>> I believe -fda /dev/fd0 gives you raw over host_floppy, and disk
>> change detection (fdc register 7 bit 7) is broken.  Testing my theory
>> requires a computer museum, though.
> Or software to emulate ancient computers? Maybe such software could be
> already available to you? ;-)

In general, such software is buggy. ;-)


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