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Date:      Wed, 29 Oct 2003 11:02:36 -0500 (EST)
From:      John Baldwin <jhb@FreeBSD.org>
To:        Hartmut Brandt <harti@FreeBSD.org>
Cc:        cvs-all@FreeBSD.org
Subject:   RE: cvs commit: src/sys/dev/hatm if_hatm.c if_hatm_intr.c if_hatmvar.h
Message-ID:  <XFMail.20031029110236.jhb@FreeBSD.org>
In-Reply-To: <200310291259.h9TCxi1W015250@repoman.freebsd.org>

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On 29-Oct-2003 Hartmut Brandt wrote:
> harti       2003/10/29 04:59:44 PST
> 
>   FreeBSD src repository
> 
>   Modified files:
>     sys/dev/hatm         if_hatm.c if_hatm_intr.c if_hatmvar.h 
>   Log:
>   Get rid of the mutexes for the exernal buffer free lists. Use
>   atomic instructions instead. Remove the stuff used to track
>   whether an external mbuf travels through the system. This is
>   temporary only and will come back soon.

Do the atomic operations buy you significant performance?

-- 

John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/



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