Messages in this thread | | | From | Christian Hesse <> | Subject | Re: CFS and suspend2: hang in atomic copy | Date | Wed, 18 Apr 2007 23:57:21 +0200 |
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On Wednesday 18 April 2007, Ingo Molnar wrote: > * Christian Hesse <mail@earthworm.de> wrote: > > > i took a quick look at suspend2 and it makes some use of yield(). > > > There's a bug in CFS's yield code, i've attached a patch that should > > > fix it, does it make any difference to the hang? > > > > This patch should apply cleanly against what? The second hunk is > > ignored as it has already been applied. Is this correct? > > hm, i think you might have had one of the earlier CFS patches.
You are right.
> > But no, it does not change anything. Let me know if you have any other > > patches to test. > > could you try the -v3 patch i released a few hours ago: > > http://redhat.com/~mingo/cfs-scheduler/ > > although probably your suspend2 problem is still not fixed, it's worth a > try nevertheless. Which suspend2 patch did you apply, and was it against > -rc6 or -rc7?
You are right again. ;-)
Linux 2.6.21-rc7 Suspend2 2.2.9.11 (applies cleanly to -rc7) CFS v3 (without any additional patches)
And it still hangs on suspend. -- Regards, Chris [unhandled content-type:application/pgp-signature] | |