Date: Wed, 27 Feb 2002 08:44:44 +0100 From: Poul-Henning Kamp <phk@critter.freebsd.dk> To: Alfred Perlstein <alfred@FreeBSD.org> Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/kern sys_pipe.c src/sys/sys pipe.h Message-ID: <18064.1014795884@critter.freebsd.dk> In-Reply-To: Your message of "Tue, 26 Feb 2002 23:43:03 PST." <20020227074303.GA80761@elvis.mu.org>
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In message <20020227074303.GA80761@elvis.mu.org>, Alfred Perlstein writes:
>* Poul-Henning Kamp <phk@critter.freebsd.dk> [020226 23:39] wrote:
>> In message <200202270735.g1R7ZxR71022@freefall.freebsd.org>, Alfred Perlstein w
>> rites:
>>
>> > There are some issues wrt to select and the f{s,g}etown code that
>> > we'll have to deal with, I think we may also need to move the calls
>> > to vfs_timestamp outside of the sections covered by PIPE_LOCK.
>>
>> vfs_timestamp does not care about locks...
>
>Good. :) Then most of the issues still have to do with
>sigio/knote stuff...
All our time access functions: [get]{bin|micro|nano}[up]time() are
entirely lockless.
--
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.
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