Re: [Xen-devel] blktap2 not working with xen-3.5 unstable

To:	Daniel Stodden <daniel.stodden@xxxxxxxxxx>
Subject:	Re: [Xen-devel] blktap2 not working with xen-3.5 unstable
From:	Ashish Bijlani <ashish.bijlani@xxxxxxxxx>
Date:	Sat, 27 Feb 2010 18:12:39 -0500
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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@xxxxxxxxxx> 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  unstable (last changeset 20445) fails in
>> > "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:   20927:b882c558d4e4
>> user:        Keir Fraser <keir.fraser@xxxxxxxxxx>
>> date:        Thu Feb 11 19:50:42 2010 +0000
>> summary:     blktap2: disable presently broken memshr extension
>
> Likely depends on:
>
> changeset:   20782:5b45d08b7abf
> user:        Keir Fraser <keir.fraser@xxxxxxxxxx>
> date:        Tue Jan 12 07:01:21 2010 +0000
> summary:     blktap: make memshr optional
>
> Running pvops?
>
> changeset:   20872:b0ffb4912c46
> user:        Keir Fraser <keir.fraser@xxxxxxxxxx>
> date:        Fri Jan 29 08:55:27 2010 +0000
> summary:     blktap2: Prefer AIO eventfd support on kernels >= 2.6.22
>
> changeset:   20871:218026df8d5f
> user:        Keir Fraser <keir.fraser@xxxxxxxxxx>
> date:        Fri Jan 29 08:54:51 2010 +0000
> summary:     blktap2: Separate tapdisk raw I/O into different backends.
>
> changeset:   20870:f2ef85551a09
> user:        Keir Fraser <keir.fraser@xxxxxxxxxx>
> date:        Fri Jan 29 08:54:22 2010 +0000
> summary:     blktap2: Sort out tapdisk AIO init.
>
> changeset:   20869:07f33d124053
> user:        Keir Fraser <keir.fraser@xxxxxxxxxx>
> date:        Fri Jan 29 08:53:52 2010 +0000
> summary:     blktap2: Sort out tapdisk IPC init.
>
>
> Daniel
>
>

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Re: [Xen-devel] blktap2 not working with xen-3.5 unstable