On Fri, Dec 16, 2005 at 03:05:13PM -0800, David S. Miller ([EMAIL PROTECTED])
wrote:
> From: Evgeniy Polyakov <[EMAIL PROTECTED]>
> Date: Sat, 17 Dec 2005 02:00:34 +0300
>
> > The most expensive is ioread according to oprofile, which can not be
> > changed.
>
> Sometimes clever device driver programmers can eliminate some
> ioread operations :-)
>
> > The second one is memory allocation and then copying to
> > userspace. My approach removes the last one and saves 20% of
> > recv/write CPU usage and 5% in absolute numbers.
>
> It is very useful, thanks for this work actually.
>
> Do not interpret my silence on these patchs as disapproval,
> I am simply wrapped up in fixing IPSEC and other bugs first.
>
> I will come back to review at some point, it sits safely in
> my inbox, do not worry :-)
No problem :)
To say myself "done" I will finish filesize issues meanwhile.
--
Evgeniy Polyakov
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