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Date:      Tue, 27 Sep 2005 11:14:10 -0400
From:      John Baldwin <jhb@FreeBSD.org>
To:        Harald Schmalzbauer <harry@schmalzbauer.de>
Cc:        cvs-src@freebsd.org
Subject:   Re: cvs commit: src/sys/kern subr_witness.c
Message-ID:  <200509271114.11616.jhb@FreeBSD.org>
In-Reply-To: <200509270142.47339@harrymail>
References:  <200509261830.j8QIUCBl017117@repoman.freebsd.org> <200509270142.47339@harrymail>

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On Monday 26 September 2005 07:42 pm, Harald Schmalzbauer wrote:
> Am Montag, 26. September 2005 20:30 CEST schrieb John Baldwin:
> > jhb         2005-09-26 18:30:12 UTC
> >
> >   FreeBSD src repository
> >
> >   Modified files:
> >     sys/kern             subr_witness.c
> >   Log:
> >   Add the spin lock used by the binary nvidia driver to the static lock
> >   order list so that WITNESS and the driver play together nicely.
>
> Thanks a lot :) But due to performance impcat I currently don't use debug
> (WITNESS) kernels on my BETA5 workstation any more, please tell me if I
> should.

No, you are probably fine, it's more appropriate for HEAD anyway.

> If I remember correctly some good guy has improoved WITNESS penalty a lot
> so I'd be glad to test patches for RELENG_6 if somebody thinks it's useful
> to MFC.

It probably is useful.  The person in question is truckman@FreeBSD.org and you 
can ask him about it if you'd like.

> -Harry
>
> >   Tested by:      Harald Schmalzbauer
> >   MFC after:      3 days
> >
> >   Revision  Changes    Path
> >   1.202     +1 -0      src/sys/kern/subr_witness.c
> > _______________________________________________
> > cvs-src@freebsd.org mailing list
> > http://lists.freebsd.org/mailman/listinfo/cvs-src
> > To unsubscribe, send any mail to "cvs-src-unsubscribe@freebsd.org"

-- 
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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