On Mon, 8 Jul 2002, José Fonseca wrote: > On Mon, Jul 08, 2002 at 11:55:55AM +0200, Felix Kühling wrote: > >Hi, > > > >I just read Davids mail about bzflag performance on mach64. Incidentally > >last night I tried bzflag for the first time on mach64 and it froze the > >X server reproducibly (tried it twice) just after starting bzflag. By > >now I found out that it's related to switching the screen resoultion. > >Without switching it works just fine. When I have bzflag switch to > >640x480 it fails. I updated just before so I guess I have the latest > >version of the branch. bzflag version is: > > > >BZFlag client, version 1.7e4 > > protocol 1.7e > > > >Symptoms: I start bzflag. It changes resolution to 640x480. For a > >fraction of a second I see the frame of the status window flashing on > >the screen. Then it goes black and IIRC the mouse pointer freezes. > > > >Here is the kernel log: > [...] > >Jul 8 02:23:48 viking kernel: [drm] 0x0051c060: 0x007ffe48 0xd0018000 >0xc0000000 0x00000000 (head) > ^^^^^^^^^^ > A 0-length buffer was commited to the ring. This is a situation that > had never been experienced and it wasn't known to cause problems, so it > isn't checked by the current code. > > A fix should be straightforward since these buffers can just be > dismissed. I'll get back to you when I've done it so that you can test > again.
I think this is in the clear ioctl. I already ran into this and fixed it in my local tree. It happens when there are no cliprects. I'll commit the fix. > >Jul 8 02:23:48 viking kernel: [drm] 0x0051c070: 0x00000000 0x00000000 >0x00000000 0x00000000 (tail) > [...] > > > >This was repeated in about 2 sec intervals until I rebooted. > > > > José Fonseca > > > ------------------------------------------------------- > This sf.net email is sponsored by:ThinkGeek > Oh, it's good to be a geek. > http://thinkgeek.com/sf > _______________________________________________ > Dri-devel mailing list > [EMAIL PROTECTED] > https://lists.sourceforge.net/lists/listinfo/dri-devel > -- Leif Delgass http://www.retinalburn.net ------------------------------------------------------- This sf.net email is sponsored by:ThinkGeek Oh, it's good to be a geek. http://thinkgeek.com/sf _______________________________________________ Dri-devel mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/dri-devel