Date: Wed, 18 Dec 2013 11:22:47 +0100 From: =?UTF-8?B?SmVhbi1Tw6liYXN0aWVuIFDDqWRyb24=?= <dumbbell@FreeBSD.org> To: dt71@gmx.com, Robert Noland <rnoland@FreeBSD.org> Cc: "freebsd-current@freebsd.org" <freebsd-current@freebsd.org> Subject: Re: new Xorg (KMS, etc.) for Radeon 9600 Message-ID: <52B17777.6060703@FreeBSD.org> In-Reply-To: <52B14384.5060102@gmx.com> 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> <52B14384.5060102@gmx.com>
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[-- Attachment #1 --] On 18.12.2013 07:41, dt71@gmx.com wrote: > 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 Oh, I didn't notice that the patch targets the old driver, not the new KMS one. I must admit this part isn't my priority and I'm already busy with the new driver. Robert, you worked on this patch a few years ago. Could you please look at it again and maybe commit? -- Jean-Sébastien Pédron [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (FreeBSD) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iEYEARECAAYFAlKxd3sACgkQa+xGJsFYOlNGiACdEQdfz+t4XLLfOpYpCd701QuJ Ow0Anjs9XSb5u5M2LqUeXNUIo6o5Qfl/ =qi6O -----END PGP SIGNATURE-----help
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