From owner-freebsd-current@FreeBSD.ORG  Mon Jan 31 06:34:50 2005
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To: Mike Silbersack <silby@silby.com>
From: "Poul-Henning Kamp" <phk@phk.freebsd.dk>
In-Reply-To: Your message of "Sun, 30 Jan 2005 19:19:47 CST."
             <20050130191410.R62670@odysseus.silby.com> 
Date: Mon, 31 Jan 2005 07:34:48 +0100
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cc: Robert Watson <rwatson@FreeBSD.org>
cc: current@FreeBSD.org
cc: Colin Percival <cperciva@FreeBSD.org>
Subject: Re: tcp_isn_tick() / dummynet() callout madness ? 
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In message <20050130191410.R62670@odysseus.silby.com>, Mike Silbersack writes:

One of the things I would like to see is for the callout api to gain
a mutex pointer.

If the pointer is not null, a mtx_trylock() is atempted, if it fails
a taskq is used to execute this callout, otherwise the function is used
as usual.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.