From: Christoph Hellwig <hch@lst.de>
To: Hannes Reinecke <hare@suse.de>
Cc: virtualization@lists.linux-foundation.org,
Gerd Hoffmann <kraxel@redhat.com>,
kvm@vger.kernel.org, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 0/4] megaraid_sas HBA emulation
Date: Wed, 28 Oct 2009 09:40:22 +0100 [thread overview]
Message-ID: <20091028084022.GB17601@lst.de> (raw)
In-Reply-To: <20091028091129.n46xqd1lww8oosc8@imap.suse.de>
On Wed, Oct 28, 2009 at 09:11:29AM +0100, Hannes Reinecke wrote:
> The problem is I don't have any documentation for the LSI parallel
> SCSI controller. So I don't know if and in what shape I/O is passed
> down, nor anything else. And as the SCSI disk emulation is really
> tied into the LSI parallel SCSI controller, any change in the former
> is likely to break the latter.
scsi-disk is not tied into the lsi/symbios driver. It's also used
by the esp driver and usb-mcd. But it's a complete mess, and all my
attempts to untangle it have so far failed with my brain hurting for
a long time after.
next prev parent reply other threads:[~2009-10-28 8:40 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-27 15:26 [Qemu-devel] [PATCH 0/4] megaraid_sas HBA emulation Hannes Reinecke
2009-10-27 16:47 ` Gerd Hoffmann
2009-10-28 8:11 ` Hannes Reinecke
2009-10-28 8:20 ` Avi Kivity
2009-10-28 8:40 ` Christoph Hellwig [this message]
2009-10-28 10:54 ` Gerd Hoffmann
2009-10-28 13:58 ` Gerd Hoffmann
2009-10-28 19:25 ` Hannes Reinecke
2009-10-29 4:37 ` Christoph Hellwig
2009-10-29 8:47 ` Gerd Hoffmann
2009-10-29 12:57 ` Gerd Hoffmann
2009-10-29 14:57 ` Christoph Hellwig
2009-10-29 15:14 ` Anthony Liguori
2009-10-29 15:15 ` Christoph Hellwig
2009-10-29 15:25 ` Anthony Liguori
2009-10-30 8:55 ` Gerd Hoffmann
2009-10-30 8:12 ` Hannes Reinecke
2009-11-03 21:03 ` Gerd Hoffmann
2009-11-11 1:49 ` Paul Brook
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