From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ashish Bijlani <ashish.bijlani@gmail.com>
Subject: Re: blktap2 not working with xen-3.5 unstable
Date: Sat, 27 Feb 2010 18:12:39 -0500
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To: Daniel Stodden <daniel.stodden@citrix.com>
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Thanks!! I'll try applying the patches.

Yeah I'm running pvops

-Ashish

On Sat, Feb 27, 2010 at 6:04 PM, Daniel Stodden
<daniel.stodden@citrix.com> wrote:
> On Sat, 2010-02-27 at 17:59 -0500, Daniel Stodden wrote:
>> On Sat, 2010-02-27 at 17:17 -0500, Ashish Bijlani wrote:
>> > Hi,
>> >
>> > Tapdisk2 utility on xen-3.5 =A0unstable (last changeset 20445) fails i=
n
>> > "tapdisk_init_queue" with error code -22:
>> >
>> > #sudo ./tools/blktap2/drivers/tapdisk2 -n aio:/nfs/hd.img
>> > unrecognized child response
>> >
>> > Any ideas what changesets after #20445 fixes this problem.
>>
>> changeset: =A0 20927:b882c558d4e4
>> user: =A0 =A0 =A0 =A0Keir Fraser <keir.fraser@citrix.com>
>> date: =A0 =A0 =A0 =A0Thu Feb 11 19:50:42 2010 +0000
>> summary: =A0 =A0 blktap2: disable presently broken memshr extension
>
> Likely depends on:
>
> changeset: =A0 20782:5b45d08b7abf
> user: =A0 =A0 =A0 =A0Keir Fraser <keir.fraser@citrix.com>
> date: =A0 =A0 =A0 =A0Tue Jan 12 07:01:21 2010 +0000
> summary: =A0 =A0 blktap: make memshr optional
>
> Running pvops?
>
> changeset: =A0 20872:b0ffb4912c46
> user: =A0 =A0 =A0 =A0Keir Fraser <keir.fraser@citrix.com>
> date: =A0 =A0 =A0 =A0Fri Jan 29 08:55:27 2010 +0000
> summary: =A0 =A0 blktap2: Prefer AIO eventfd support on kernels >=3D 2.6.=
22
>
> changeset: =A0 20871:218026df8d5f
> user: =A0 =A0 =A0 =A0Keir Fraser <keir.fraser@citrix.com>
> date: =A0 =A0 =A0 =A0Fri Jan 29 08:54:51 2010 +0000
> summary: =A0 =A0 blktap2: Separate tapdisk raw I/O into different backend=
s.
>
> changeset: =A0 20870:f2ef85551a09
> user: =A0 =A0 =A0 =A0Keir Fraser <keir.fraser@citrix.com>
> date: =A0 =A0 =A0 =A0Fri Jan 29 08:54:22 2010 +0000
> summary: =A0 =A0 blktap2: Sort out tapdisk AIO init.
>
> changeset: =A0 20869:07f33d124053
> user: =A0 =A0 =A0 =A0Keir Fraser <keir.fraser@citrix.com>
> date: =A0 =A0 =A0 =A0Fri Jan 29 08:53:52 2010 +0000
> summary: =A0 =A0 blktap2: Sort out tapdisk IPC init.
>
>
> Daniel
>
>