linux-kernel - Re: [PATCH 0/5] virtio-scsi: create a separate workqueue

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Message-ID: <509AF10B.1060100@cn.fujitsu.com>
Date:	Thu, 08 Nov 2012 07:38:51 +0800
From:	Wanlong Gao <gaowanlong@...fujitsu.com>
To:	Paolo Bonzini <pbonzini@...hat.com>
CC:	"James E.J. Bottomley" <JBottomley@...allels.com>,
	Rusty Russell <rusty@...tcorp.com.au>,
	linux-scsi@...r.kernel.org, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Wanlong Gao <gaowanlong@...fujitsu.com>
Subject: Re: [PATCH 0/5] virtio-scsi: create a separate workqueue

On 11/08/2012 06:12 AM, Paolo Bonzini wrote:
>> patch 1-3,5 are some cleanups.
>> patch 4: create a separate work queue for virtio-scsi
>> to improve the performance, I tested with tmpfs backed
>> disk, the config file is like below,
> 
> I think something else caused the improvement, because the code you
> touched (complete_event) shouldn't ever run during a normal benchmark.
> It's only used for hotplug/hot-unplug.
> 
> Nevertheless, I'll queue the cleanup patches.  Thanks for those.

Oops, got it, I will investigate more. Thank you for teaching me.

Regards,
Wanlong Gao

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