From: Bob Liu <bob.liu@oracle.com>
To: "Roger Pau Monné" <roger.pau@citrix.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Paul Durrant <Paul.Durrant@citrix.com>,
"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>,
David Vrabel <david.vrabel@citrix.com>,
"justing@spectralogic.com" <justing@spectralogic.com>,
Julien Grall <julien.grall@citrix.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Marcus Granado <marcus.granado@citrix.com>,
Rafal Mielniczuk <Rafal.Mielniczuk@citrix.com>
Subject: Re: [PATCH 3/3] xen/block: add multi-page ring support
Date: Mon, 22 Jun 2015 09:20:04 +0800 [thread overview]
Message-ID: <558762C4.2000002@oracle.com> (raw)
In-Reply-To: <5576F325.5050304@citrix.com>
On 06/09/2015 10:07 PM, Roger Pau Monné wrote:
> El 09/06/15 a les 15.39, Konrad Rzeszutek Wilk ha escrit:
...
>> Roger, I put them (patches) on devel/for-jens-4.2 on
>>
>> git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen.git
>>
>> I think these two patches:
>> drivers: xen-blkback: delay pending_req allocation to connect_ring
>> xen/block: add multi-page ring support
>>
>> are the only ones that haven't been Acked by you (or maybe they
>> have and I missed the Ack?)
>
> Hello,
>
> I was waiting to Ack those because the XenServer storage performance
> folks found out that these patches cause a performance regression on
> some of their tests. I'm adding them to the conversation so they can
> provide more details about the issues they found, and whether we should
> hold pushing this patches or not.
>
Hey,
Are there any updates? What's the performance regression problem?
Thanks,
-Bob
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next prev parent reply other threads:[~2015-06-22 1:20 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-03 5:40 [PATCH 1/3] drivers: xen-blkback: delay pending_req allocation to connect_ring Bob Liu
2015-06-03 5:40 ` [PATCH 2/3] driver: xen-blkfront: move talk_to_blkback to a more suitable place Bob Liu
2015-06-03 5:40 ` [PATCH 3/3] xen/block: add multi-page ring support Bob Liu
2015-06-09 8:50 ` Bob Liu
2015-06-09 8:52 ` Paul Durrant
2015-06-09 13:39 ` Konrad Rzeszutek Wilk
2015-06-09 13:48 ` Bob Liu
2015-06-09 14:07 ` Roger Pau Monné
2015-06-09 14:21 ` Konrad Rzeszutek Wilk
2015-06-19 20:12 ` [Xen-devel] " Konrad Rzeszutek Wilk
2015-06-22 1:20 ` Bob Liu [this message]
2015-06-22 13:47 ` Konrad Rzeszutek Wilk
2015-06-22 13:56 ` [PATCH] drivers: xen-blkfront: only talk_to_blkback() when in XenbusStateInitialising Konrad Rzeszutek Wilk
2015-06-22 14:06 ` Konrad Rzeszutek Wilk
2015-06-23 6:23 ` [Xen-devel] " Jan Beulich
2015-06-23 11:57 ` Konrad Rzeszutek Wilk
2015-06-23 12:51 ` [PATCH 3/3] xen/block: add multi-page ring support Marcus Granado
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