From: Laura Abbott <lauraa@codeaurora.org>
To: "Gioh Kim" <gioh.kim@lge.com>,
gregkh@linuxfoundation.org, john.stultz@linaro.org,
rebecca@android.com, dan.carpenter@oracle.com,
"Minchan Kim" <minchan@kernel.org>,
'김준수' <iamjoonsoo.kim@lge.com>
Cc: devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org,
gunho.lee@lge.com
Subject: Re: [RFC] stating: ion: use hot page first in pool
Date: Wed, 29 Oct 2014 10:00:22 -0700 [thread overview]
Message-ID: <54511D26.7050000@codeaurora.org> (raw)
In-Reply-To: <545073AB.5060502@lge.com>
On 10/28/2014 9:57 PM, Gioh Kim wrote:
>
> Hello,
>
> I found that ion insert freed-page at the tail of list
> and extract at the head.
>
> I think it is good for cache to use the most recently used page
> but these pages in pool are not cached memory.
> So I'm not sure using hot page is better or not in this case.
>
> What do you think about using hot page first?
>
This is something that really needs data collection and
benchmarks to see if there is actually an improvement or not.
Thanks,
Laura
--
Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2014-10-29 17:00 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-29 4:57 [RFC] stating: ion: use hot page first in pool Gioh Kim
2014-10-29 17:00 ` Laura Abbott [this message]
2014-10-29 23:09 ` Gioh Kim
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