On Mon, 2009-03-30 at 12:00 +0200, Florian Mickler wrote: > Hi! > > On Wed, 25 Mar 2009 14:45:10 -0700 > Eric Anholt <e...@anholt.net> wrote: > > > Signed-off-by: Eric Anholt <e...@anholt.net> > > Reviewed-by: Keith Packard <kei...@keithp.com> > > --- > > drivers/gpu/drm/i915/i915_gem.c | 187 > > +++++++++++++++++++++++++++----------- 1 files changed, 133 > > insertions(+), 54 deletions(-) > > > > I testet Linus' Git tree @ 5d80f8e5a (merge > net-2.6) and discovered that X hung after starting up gdm. > > When i start gdm the screen is frozen and X hangs. > I was able to bisect it down to > > 40a5f0decdf050785ebd62b36ad48c869ee4b384 drm/i915: Fix lock order > reversal in GEM relocation entry copying. > > > when hung /proc/[xpid]/stack did contain: > > [<ffffffff8024c13e>] msleep_interruptible+0x2e/0x40 > [<ffffffff80557fdd>] i915_wait_ring+0x17d/0x1d0 > [<ffffffff8056280d>] i915_gem_execbuffer+0xd2d/0xf70 > [<ffffffff80546555>] drm_ioctl+0x1f5/0x320 > [<ffffffff802d8ce5>] vfs_ioctl+0x85/0xa0 > [<ffffffff802d8f0b>] do_vfs_ioctl+0x20b/0x510 > [<ffffffff802d9297>] sys_ioctl+0x87/0xa0 > [<ffffffff8020ba8b>] system_call_fastpath+0x16/0x1b > [<ffffffffffffffff>] 0xffffffffffffffff > > > I reverted that commit now on top of 5d80f8e5a and all 's well . > > > My X-Stack is from Git at around 20th march. I will update that now, > but as it hangs in a kernel syscall, it shouldn't matter? > > Sincerely, > > Florian > > p.s. no kms
Ouch. Could you file a bug report using: http://intellinuxgraphics.org/how_to_report_bug.html so I've got the information I need to try to reproduce this? -- Eric Anholt e...@anholt.net eric.anh...@intel.com
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