Date: Thu, 1 Feb 2018 12:13:06 +0100 From: Hans Petter Selasky <hps@selasky.org> To: Jan Beich <jbeich@FreeBSD.org> Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r328436 - head/sys/compat/linuxkpi/common/src Message-ID: <4d1d778d-a0e0-0d3a-b37e-19fba10ae86f@selasky.org> In-Reply-To: <caa75f3c-2fdb-246d-6a6f-2365bad6b84d@selasky.org> References: <201801261049.w0QAn2Xt089656@repo.freebsd.org> <h8r1-m2fj-wny@FreeBSD.org> <caa75f3c-2fdb-246d-6a6f-2365bad6b84d@selasky.org>
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On 02/01/18 12:04, Hans Petter Selasky wrote: > On 02/01/18 11:25, Jan Beich wrote: >> Hans Petter Selasky <hselasky@FreeBSD.org> writes: >> >>> Author: hselasky >>> Date: Fri Jan 26 10:49:02 2018 >>> New Revision: 328436 >>> URL: https://svnweb.freebsd.org/changeset/base/328436 >>> >>> Log: >>> Decouple Linux files from the belonging character device right >>> after open >>> in the LinuxKPI. This is done by calling finit() just before >>> returning a magic >>> value of ENXIO in the "linux_dev_fdopen" function. >> >> This breaks DRI3 (uses DMABUF) on drm-next-kmod (Linux 4.9 atm) e.g., >> >> $ LIBGL_DRI3_ENABLE=1 LIBGL_DEBUG=verbose MESA_DEBUG=context glxgears >> libGL: screen 0 does not appear to be DRI3 capable >> libGL error: Connection closed during DRI3 initialization failure >> XIO: fatal IO error 35 (Resource temporarily unavailable) on X server >> ":0" >> after 22 requests (22 known processed) with 0 events remaining. >> > > Hi, > > I'll have a look. It might be an issue in libdrm, because it uses some > out-of date methods to enumerate the device nodes, like the major and > minor numbers. > > Did you recompile drm-next-kmod after recompiling the LinuxKPI? > > --HPS > Hi, I'm still running: freebsd-base-graphics git@github.com:FreeBSDDesktop/freebsd-base-graphics.git With r328436 applied on top and glxgears work: > env LIBGL_DRI3_ENABLE=1 LIBGL_DEBUG=verbose MESA_DEBUG=context glxgears > libGL: OpenDriver: trying /usr/local/lib/dri/i965_dri.so > libGL: Can't open configuration file /home/hans/.drirc: No such file or directory. > libGL: Using DRI2 for screen 0 > libGL: Can't open configuration file /home/hans/.drirc: No such file or directory. > Running synchronized to the vertical refresh. The framerate should be > approximately the same as the monitor refresh rate. > 302 frames in 5.0 seconds = 60.252 FPS Can you do a ktrace and see where it stops? --HPS
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