Date: Wed, 18 Dec 2013 07:41:08 +0100 From: dt71@gmx.com To: =?UTF-8?B?SmVhbi1Tw6liYXN0aWVuIFDDqWRyb24=?= <dumbbell@FreeBSD.org>, freebsd-current@freebsd.org Subject: Re: new Xorg (KMS, etc.) for Radeon 9600 Message-ID: <52B14384.5060102@gmx.com> In-Reply-To: <52B0C004.9010702@FreeBSD.org> References: <527F95BE.7080908@gmx.com> <Pine.GSO.4.64.1311101135590.9459@sea.ntplx.net> <527FC05D.8080703@gmx.com> <5283E123.5000305@FreeBSD.org> <20131114113846.4dcb2037@kalimero.tijl.coosemans.org> <52858067.2060200@gmx.com> <52AEAD7A.1040205@gmx.com> <52B0C004.9010702@FreeBSD.org>
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Jean-Sébastien Pédron wrote, On 12/17/2013 22:20: > On 16.12.2013 08:36, dt71@gmx.com wrote: >> Still nobody wants to apply Robert Noland's DRM patch? > > What problem(s) does this patch fix? It fixes non-deterministic lockups when the (old, drm1) r300 drivers are used. According to John Baldwin [1]: "The drm code is doing a copyin() while holding a mutex (which is not allowed)." The latest version of the patch (also the one I used for years) is at [2], linked from [3]. [1] http://lists.freebsd.org/pipermail/freebsd-current/2009-April/005988.html [2] http://people.freebsd.org/~rnoland/drm_radeon-copyin-fix-try2.patch [3] http://lists.freebsd.org/pipermail/freebsd-current/2009-April/006080.html
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