Date: Sat, 24 Mar 2007 10:37:10 +0100 From: Bruno Damour <roundup@ruomad.net> To: Rong-en Fan <grafan@gmail.com> Cc: src-committers@freebsd.org, Ariff Abdullah <ariff@freebsd.org>, cvs-src@freebsd.org, Bruno Damour <freebsd@ruomad.net>, cvs-all@freebsd.org, Alexandre Sunny Kovalenko <alex.kovalenko@verizon.net> Subject: Re: cvs commit: src/sys/dev/sound/pci/hda hdac.c Message-ID: <4604F146.4000904@ruomad.net> In-Reply-To: <6eb82e0703160547p23dfe24ej79401d4ed7591769@mail.gmail.com> References: <200703151723.l2FHNdOl014188@repoman.freebsd.org> <6eb82e0703160547p23dfe24ej79401d4ed7591769@mail.gmail.com>
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Rong-en Fan wrote: > On 3/16/07, Ariff Abdullah <ariff@freebsd.org> wrote: >> ariff 2007-03-15 17:23:39 UTC >> >> FreeBSD src repository >> >> Modified files: >> sys/dev/sound/pci/hda hdac.c >> Log: >> NOOP (for now) for hdac_dma_nocache(). It is a wrong way to enforce >> cache coherency, besides of causing train wreck in other places >> (especially on amd64, possibly on i386). >> >> Discussed with: kib@, rafan@ >> Tested by: rafan@ > > Thank you! Now I can really use this laptop. > > By the way, I guess this may also solve these two problems reported > on -current some time ago: > > Bruno Damour: buildworld with core2 duo fails with page fault while in > kernel mode > > Alexandre Sunny Kovalenko: -CURRENT panics on intensive fs operations > > Regards, > Rong-En Fan > >> Revision Changes Path >> 1.27 +3 -1 src/sys/dev/sound/pci/hda/hdac.c Hello, Thank you very much for mailing me your changes... I cannot confirm that it fixes my issue, as I was imatient (or patient) enough to rebuild everything from scratch on my new MB. The problem did not show again, so... Thanks anyway, brunohome | help
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