Re: Acpi deadlocks with 3.7.0-rc4

2012-11-29 Thread Rafael J. Wysocki
On Thursday, November 29, 2012 01:26:48 PM Zdenek Kabelac wrote: > Dne 29.11.2012 11:59, Rafael J. Wysocki napsal(a): > > On Thursday, November 29, 2012 11:13:10 AM Zdenek Kabelac wrote: > >> Dne 28.11.2012 20:07, Linus Torvalds napsal(a): > >>> whole "prefix_node" pointer is bogus. It seems to hav

Re: Acpi deadlocks with 3.7.0-rc4

2012-11-29 Thread Zdenek Kabelac
Dne 29.11.2012 11:59, Rafael J. Wysocki napsal(a): On Thursday, November 29, 2012 11:13:10 AM Zdenek Kabelac wrote: Dne 28.11.2012 20:07, Linus Torvalds napsal(a): whole "prefix_node" pointer is bogus. It seems to have the value 0x1000. Tested also this patch with this result: https://bugzil

Re: Acpi deadlocks with 3.7.0-rc4

2012-11-29 Thread Rafael J. Wysocki
On Thursday, November 29, 2012 11:13:10 AM Zdenek Kabelac wrote: > Dne 28.11.2012 20:07, Linus Torvalds napsal(a): > > whole "prefix_node" pointer is bogus. It seems to have the value 0x1000. > > Tested also this patch with this result: > > https://bugzilla.kernel.org/show_bug.cgi?id=51071#c8 >

Re: Acpi deadlocks with 3.7.0-rc4

2012-11-29 Thread Zdenek Kabelac
Dne 28.11.2012 20:07, Linus Torvalds napsal(a): whole "prefix_node" pointer is bogus. It seems to have the value 0x1000. Tested also this patch with this result: https://bugzilla.kernel.org/show_bug.cgi?id=51071#c8 So while it's made it pass suspend/resume, it's not really usable as docking t

Re: Acpi deadlocks with 3.7.0-rc4

2012-11-29 Thread Rafael J. Wysocki
On Thursday, November 29, 2012 10:03:53 AM Zdenek Kabelac wrote: > Dne 28.11.2012 21:31, Rafael J. Wysocki napsal(a): > > On Wednesday, November 28, 2012 06:27:50 PM Zdenek Kabelac wrote: > >> Dne 28.11.2012 18:02, Linus Torvalds napsal(a): > >>> On Wed, Nov 28, 2012 at 8:21 AM, Zdenek Kabelac >

Re: Acpi deadlocks with 3.7.0-rc4

2012-11-29 Thread Zdenek Kabelac
Dne 28.11.2012 21:31, Rafael J. Wysocki napsal(a): On Wednesday, November 28, 2012 06:27:50 PM Zdenek Kabelac wrote: Dne 28.11.2012 18:02, Linus Torvalds napsal(a): On Wed, Nov 28, 2012 at 8:21 AM, Zdenek Kabelac wrote: I've opened https://bugzilla.kernel.org/show_bug.cgi?id=51071 and attac

Re: Acpi deadlocks with 3.7.0-rc4

2012-11-28 Thread Rafael J. Wysocki
On Wednesday, November 28, 2012 06:27:50 PM Zdenek Kabelac wrote: > Dne 28.11.2012 18:02, Linus Torvalds napsal(a): > > On Wed, Nov 28, 2012 at 8:21 AM, Zdenek Kabelac wrote: > >> > >> I've opened https://bugzilla.kernel.org/show_bug.cgi?id=51071 > >> and attached picture there which is all I hav

Re: Acpi deadlocks with 3.7.0-rc4

2012-11-28 Thread Rafael J. Wysocki
On Wednesday, November 28, 2012 11:07:32 AM Linus Torvalds wrote: > On Wed, Nov 28, 2012 at 9:27 AM, Zdenek Kabelac wrote: > > > > I've attached bigger disasfun script output to BZ 51071. > > https://bugzilla.kernel.org/show_bug.cgi?id=51071#c1 > > > > > > if (ACPI_GET_DESCRIPTOR_TYPE(pref

Re: Acpi deadlocks with 3.7.0-rc4

2012-11-28 Thread Linus Torvalds
On Wed, Nov 28, 2012 at 9:27 AM, Zdenek Kabelac wrote: > > I've attached bigger disasfun script output to BZ 51071. > https://bugzilla.kernel.org/show_bug.cgi?id=51071#c1 > > > if (ACPI_GET_DESCRIPTOR_TYPE(prefix_node) != > 00a1 cmpb $0xf,0x8(%rbx) > 00a5 je 0

Re: Acpi deadlocks with 3.7.0-rc4

2012-11-28 Thread Rafael J. Wysocki
On Wednesday, November 28, 2012 05:21:24 PM Zdenek Kabelac wrote: > Dne 28.11.2012 17:01, Linus Torvalds napsal(a): > > Adding more people (and the acpi list) to this report. > > > > I'm seeing *very* few changes to the core suspend/resume path in 3.7, > > and while there are some acpia updates, th

Re: Acpi deadlocks with 3.7.0-rc4

2012-11-28 Thread Zdenek Kabelac
Dne 28.11.2012 18:02, Linus Torvalds napsal(a): On Wed, Nov 28, 2012 at 8:21 AM, Zdenek Kabelac wrote: I've opened https://bugzilla.kernel.org/show_bug.cgi?id=51071 and attached picture there which is all I have. I'll try to decode exact code line. Uhhuh. It's missing much of the relevant

Re: Acpi deadlocks with 3.7.0-rc4

2012-11-28 Thread Linus Torvalds
On Wed, Nov 28, 2012 at 8:21 AM, Zdenek Kabelac wrote: > > I've opened https://bugzilla.kernel.org/show_bug.cgi?id=51071 > and attached picture there which is all I have. > > I'll try to decode exact code line. Uhhuh. It's missing much of the relevant parts of the code line, in particular the ac

Re: Acpi deadlocks with 3.7.0-rc4

2012-11-28 Thread Zdenek Kabelac
Dne 28.11.2012 17:01, Linus Torvalds napsal(a): Adding more people (and the acpi list) to this report. I'm seeing *very* few changes to the core suspend/resume path in 3.7, and while there are some acpia updates, they seem to be pretty mild too. I think the acpi_os_wait_semaphore thing is a red

Re: Acpi deadlocks with 3.7.0-rc4

2012-11-28 Thread Linus Torvalds
Adding more people (and the acpi list) to this report. I'm seeing *very* few changes to the core suspend/resume path in 3.7, and while there are some acpia updates, they seem to be pretty mild too. I think the acpi_os_wait_semaphore thing is a red herring - that's just stale on the stack. Do you

Acpi deadlocks with 3.7.0-rc4

2012-11-15 Thread Zdenek Kabelac
Hello I've already seen twice this oops after resuming my Lenovo T61 in docking station. Since for some reason currently the serial line doesn't work correctly after resume (while I'm pretty sure it used to work in past) here is at least hand-written oops message from mobile camera picture.