Re: svn commit: r192544 - head/sys/kern

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From
Kostik Belousov <kostikbel@gmail.com>
Date
21 May 2009 16:46:19
Subject
Re: svn commit: r192544 - head/sys/kern
Message-ID
20090521164612.GU1927@deviant.kiev.zoral.com.ua


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On Thu, May 21, 2009 at 06:42:42PM +0200, Ed Schouten wrote:
> Hi Kostik,
>
> I forgot to mention something,
>
> * Ed Schouten <ed@80386.nl> wrote:
> > Because it reduces performance significantly. If I remember correctly,
> > UMTS devices (u3g, etc) have big buffer sizes. This means that we have
> > to zero a lot of memory.
> >
> > The code was already present, but not enabled, so I thought it would
> > have been better to at least offer it as an easy to enable feature.
>
> I am willing to enable it by default. I'd rather leave the sysctl there,
> to make it easier for people to revert to the old behaviour if it turns
> out to be a problem.
I think this would be much better.


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