Date: Mon, 06 Jul 2009 12:36:08 +0200 From: Michal Hajduk <mih@semihalf.com> To: Stanislav Sedov <stas@FreeBSD.org> Cc: tinguely@casselton.net, freebsd-arm@freebsd.org Subject: Re: pmap problem in FreeBSD current Message-ID: <4A51D398.9070104@semihalf.com> In-Reply-To: <20090706134612.5cf860e4.stas@FreeBSD.org> References: <4A51BFF6.4090401@semihalf.com> <20090706134612.5cf860e4.stas@FreeBSD.org>
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Stanislav Sedov wrote: > On Mon, 06 Jul 2009 11:12:22 +0200 > Michal Hajduk <mih@semihalf.com> mentioned: > > >> Hello Mark, >> >> While testing EHCI (FreeBSD 8-current with new USB-stack) on >> ARM machine I have found some problem probably related to >> svn commit *194459* >> http://svn.freebsd.org/viewvc/base?view=revision&revision=194459 >> With compiled USB-stack I had vm_fault: >> >> > > Hi, Michal! > > This is the known problem and we currently working on fixing it. It > looks like that r194459, while certainly good, uncovered a memory > corruption problem in ARM code. As a workaround you can revert > r194459 for now. > > Hi, Stanislav! Thank you for answering. Could you tell something more about this memory corruption problem in ARM code? Have you found which part of FreeBSD code is responsible for this, and what do you think about LORs related to r194459? Best regards, Michał Hajduk
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