From: Andrew Theurer <habanero@us.ibm.com>
To: Adam Heath <doogie@brainfood.com>
Cc: Ian Pratt <m+Ian.Pratt@cl.cam.ac.uk>,
"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: Disk naming (Was Re: [PATCH] Guest boot loadersupport [1/2])
Date: Thu, 14 Apr 2005 20:51:22 -0500 [thread overview]
Message-ID: <425F1E1A.7000502@us.ibm.com> (raw)
In-Reply-To: <Pine.LNX.4.58.0504141708550.1781@gradall.private.brainfood.com>
Adam Heath wrote:
>On Thu, 14 Apr 2005, Gerd Knorr wrote:
>
>
>
>>I think we should have our own xd virtual block devices for xen and
>>use them by default. It's cleaner, and probably also has less
>>problems when using virtual disks and iSCSI at the same time ;)
>>
>>Using hd/sd instead probably is a useful option in some cases, I
>>wouldn't drop that altogether, but only use that if the user
>>explicitly asks for it.
>>
>>
>
>Or, implement a xen scsi host driver, that acts like a real scsi host
>controller, but instead imports virtual blocks. This seems like the best of
>both worlds.
>
>Note, this is not a overlay system like is done currently, nor is it a block
>driver.
>
>
>
>
There may already be something like this, the IBM virtual scsi
server/client drivers in mainline kernel (used for para-virtualized
POWER5 systems). Might be worth looking at and modifying a bit to fit
Xen's inter domain communication model.
-Andrew
next prev parent reply other threads:[~2005-04-15 1:51 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-14 20:43 Disk naming (Was Re: [PATCH] Guest boot loadersupport [1/2]) Ian Pratt
2005-04-14 20:52 ` Jeremy Katz
2005-04-14 21:59 ` Gerd Knorr
2005-04-14 22:10 ` Adam Heath
2005-04-15 1:51 ` Andrew Theurer [this message]
2005-04-15 13:32 ` Philip R Auld
2005-04-14 23:24 ` Mark Williamson
2005-04-14 23:42 ` Adam Heath
2005-04-14 23:43 ` Mark Williamson
2005-04-15 16:18 ` Adam Heath
2005-04-15 16:43 ` Mark Williamson
2005-04-15 17:33 ` Adam Heath
2005-04-15 17:33 ` Mark Williamson
2005-04-15 17:55 ` Adam Heath
2005-04-15 17:56 ` Mark Williamson
2005-04-15 20:08 ` Adam Heath
2005-04-15 20:14 ` Mark Williamson
2005-04-15 20:45 ` Anthony Liguori
2005-04-15 18:02 ` Andrew Warfield
2005-04-15 17:57 ` Anthony Liguori
2005-04-15 20:07 ` Adam Heath
2005-04-15 20:16 ` Mark Williamson
2005-04-15 20:46 ` Adam Heath
2005-04-15 20:29 ` Mark Williamson
2005-04-15 21:05 ` Anthony Liguori
2005-04-15 20:40 ` Anthony Liguori
2005-04-15 20:48 ` Adam Heath
2005-04-15 20:47 ` Anthony Liguori
2005-04-15 13:58 ` Philip R Auld
-- strict thread matches above, loose matches on Subject: below --
2005-04-15 21:44 Disk naming (Was Re: [PATCH] Guest boot loadersupport[1/2]) Ian Pratt
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