From: Jens Axboe <jaxboe@fusionio.com>
To: Shaohua Li <shaohua.li@intel.com>
Cc: Jeff Moyer <jmoyer@redhat.com>,
lkml <linux-kernel@vger.kernel.org>,
"czoccolo@gmail.com" <czoccolo@gmail.com>
Subject: Re: [patch]block cfq: select new workload if priority changed
Date: Mon, 13 Dec 2010 14:32:43 +0100 [thread overview]
Message-ID: <4D06207B.9090702@fusionio.com> (raw)
In-Reply-To: <1292200792.2323.13.camel@sli10-conroe>
On 2010-12-13 01:39, Shaohua Li wrote:
> On Fri, 2010-12-10 at 22:56 +0800, Jeff Moyer wrote:
>> Shaohua Li <shaohua.li@intel.com> writes:
>>
>>> If priority is changed, continue checking workload_expires and service tree
>>> count of previous workload is meaningless. We should always choose the workload
>>
>> I'd change that first sentence to:
>>
>> If priority is changed, continuing to check workload_expires and
>> service tree count of the previous workload does not make sense.
>>
>>> with lowest key of new priority in such case.
>>>
>>> Signed-off-by: Shaohua Li <shaohua.li@intel.com>
>>
>> This makes sense to me.
>>
>> Reviewed-by: Jeff Moyer <jmoyer@redhat.com>
> Thanks, modified the the changelog.
Thanks, applied to for-2.6.38/core
--
Jens Axboe
prev parent reply other threads:[~2010-12-13 13:32 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-09 5:17 [patch]block cfq: select new workload if priority changed Shaohua Li
2010-12-10 14:56 ` Jeff Moyer
2010-12-13 0:39 ` Shaohua Li
2010-12-13 13:32 ` Jens Axboe [this message]
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