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

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From
Ed Schouten <ed@80386.nl>
Date
21 May 2009 16:42:43
Subject
Re: svn commit: r192544 - head/sys/kern
Message-ID
20090521164242.GL1271@hoeg.nl

In reply to
Ed Schouten (svn-src-head) , Ed Schouten
References to
Ed Schouten (svn-src-head) , Ed Schouten, Kostik Belousov (svn-src-head) , Kostik Belousov, Ed Schouten (svn-src-head) , Ed Schouten
Replies
Kostik Belousov (svn-src-head) , Kostik Belousov
Referenced by
Kostik Belousov (svn-src-head) , Kostik Belousov, Ed Schouten (svn-src-head) , Ed Schouten

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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.
 
--
 Ed Schouten <ed@80386.nl>
 WWW: http://80386.nl/
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