On Sun, Apr 22, 2012 at 08:05:54PM -0400, Nick Bowler wrote: > On 2012-04-22 12:40 -0400, Nick Bowler wrote: > > On 2012-04-21 21:51 -0700, Linus Torvalds wrote: > > > Nick, I realize you had trouble with a bisection already, but it might > > > really be worth trying again. Do a > > > > > > git bisect visualize > > > > > > and try to pick a good commit (avoding the problems you hit) when you > > > hit a problem, and then do > > > > > > git reset --hard <that-point> > > > > > > to force bisection to try another place. That way you can sometimes > > > avoid the problem spots, and continue the bisection. > > > > Unfortunately, I think the whole swath of commits bisect wants to test > > are broken (as in, they panic before I get to see whether or not the VGA > > is working), because the commit from which most of the drm trees were > > based appears to be broken. Nevertheless, I've included the new bisect > > log (four new commits marked skip as opposed to last time). I've also > > included the boot log from a crashing kernel, in case someone recognizes > > how I can avoid this during bisection. Note that this crash is *not* a > > regression that exists in current mainline -- bisecting this issue was > > the first time I had ever seen it. > > Following up on the above, the commit which introduces the panics during > boot is this one: I think dea7e0a ttm: fix agp since ttm tt rework fixed that. > > commit 8e7e70522d760c4ccd4cd370ebfa0ba69e006c6e > Author: Jerome Glisse <jglisse@xxxxxxxxxx> > Date: Wed Nov 9 17:15:26 2011 -0500 > > drm/ttm: isolate dma data from ttm_tt V4 > > Move dma data to a superset ttm_dma_tt structure which herit > from ttm_tt. This allow driver that don't use dma functionalities > to not have to waste memory for it. > > V2 Rebase on top of no memory account changes (where/when is my > delorean when i need it ?) > V3 Make sure page list is initialized empty > V4 typo/syntax fixes > > Signed-off-by: Jerome Glisse <jglisse@xxxxxxxxxx> > Reviewed-by: Thomas Hellstrom <thellstrom@xxxxxxxxxx> > > and the previous commit (3230cfc34fca: "drm/nouveau: enable the ttm dma > pool when swiotlb is active V3") works properly. > > Sometime this week I suppose I'll try to track down the commit which > fixed the crashes... > > Cheers, > -- > Nick Bowler, Elliptic Technologies (http://www.elliptictech.com/) > > _______________________________________________ > dri-devel mailing list > dri-devel@xxxxxxxxxxxxxxxxxxxxx > http://lists.freedesktop.org/mailman/listinfo/dri-devel _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel
