Messages in this thread |  | | | Date | Fri, 16 Jan 2009 11:44:55 +0100 | | From | Pavel Machek <> | | Subject | Re: 2.6.29-rc1: thinkpad problems during resume |
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Hi!
> >> > Please let me know if that helped. > >> > >> I tested rc1+ these two reverts yesterday on my T61p. Doesnt work. There must > >> be at least one more patch that broke S2R on my thinkpad. In fact, it is cpu > >> hotplug that is broken (unplug works). > > > > I reproduced that: echo 0 > online works, echo 1 > online hangs. Will > > compile SMP-less kernel to verify that there are no more problems... > > Pavel > > -- > > (english) http://www.livejournal.com/~pavelmachek > > (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html > > -- > > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > > the body of a message to majordomo@vger.kernel.org > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > Please read the FAQ at http://www.tux.org/lkml/ > > I've a X61 running 32-bit and it's able to suspend-to-ram. > > Please see "[Bug #12422] 2.6.28-git can't resume from str" if it's > fixes your problem. Try to pull Linus' latest tree first and you need > apply only Rafael's latest patch.
Which patch?
Anyway, it is CPU hotplug vs. cpufreq interaction:
bash D c024ed50 0 1780 1 f71ae6b8 00000082 00000004 c024ed50 f71ae6b8 00000001 00000000 00000000 c2010db4 f71ae6b8 f71166b8 f71ae910 c201b500 00000001 c0ab4500 f5d04dd0 ffff8659 00000000 f71aeb68 00000000 00000046 00000000 c077b5c9 c2010da4 Call Trace: [<c024ed50>] __lock_acquire+0x240/0xac0 [<c077b5c9>] rwsem_down_failed_common+0x29/0x170 [<c077b615>] rwsem_down_failed_common+0x75/0x170 [<c077b72a>] rwsem_down_write_failed+0x1a/0x30 [<c077b7a2>] call_rwsem_down_write_failed+0x6/0x8 [<c077abd5>] down_write+0x45/0x50 [<c05c0f7c>] lock_policy_rwsem_write+0x2c/0x60 [<c05c0f7c>] lock_policy_rwsem_write+0x2c/0x60 [<c05c12ea>] cpufreq_add_dev+0x1ca/0x4f0 [<c05c0988>] cpufreq_cpu_get+0xa8/0xb0 [<c05c0fdf>] cpufreq_update_policy+0x2f/0xf0 [<c0778b54>] coretemp_device_add+0xb4/0xd0 [<c0778c9f>] cpufreq_cpu_callback+0x6f/0x80 [<c02455ec>] notifier_call_chain+0x3c/0x80 [<c0245677>] raw_notifier_call_chain+0x17/0x20 [<c0776e8a>] _cpu_up+0x10a/0x110 [<c0776edb>] cpu_up+0x4b/0x70 [<c074b629>] store_online+0x59/0x80 [<c074b5d0>] store_online+0x0/0x80 [<c04220ad>] sysdev_store+0x2d/0x40 [<c02cc6d6>] sysfs_write_file+0xa6/0x100 [<c028a913>] vfs_write+0xa3/0x140 [<c02cc630>] sysfs_write_file+0x0/0x100 [<c028af61>] sys_write+0x41/0x70 [<c020323e>] syscall_call+0x7/0xb
-- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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