[Bug 75651] New: resume from suspend failing 3.15(rc1,rc2,rc3,rc4) bisected

[Bug 75651] New: resume from suspend failing 3.15(rc1,rc2,rc3,rc4) bisected

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=75651

            Bug ID: 75651
           Summary: resume from suspend failing 3.15(rc1,rc2,rc3,rc4)
                    bisected
           Product: Drivers
           Version: 2.5
    Kernel Version: 3.15
          Hardware: All
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: high
          Priority: P1
         Component: Video(DRI - non Intel)
          Assignee: drivers_video-dri@kernel-bugs.osdl.org
          Reporter: wshuman3@gmail.com
        Regression: No

Created attachment 135311
  --> https://bugzilla.kernel.org/attachment.cgi?id=135311&action=edit
bisect log

resume from suspend is failing for me since 3.15rc1

6d2f2944e95e504a7d33385eeeb9bb7fcca72592 is the first bad commit
commit 6d2f2944e95e504a7d33385eeeb9bb7fcca72592
Author: Christian König <christian.koenig@amd.com>
Date:   Thu Feb 20 13:42:17 2014 +0100

    drm/radeon: use normal BOs for the page tables v4

    No need to make it more complicated than necessary,
    just allocate the page tables as normal BO and
    flush whenever the address change.

    v2: update comments and function name
    v3: squash bug fixes, page directory and tables patch
    v4: rebased on Mareks changes

    Signed-off-by: Christian König <christian.koenig@amd.com>

:040000 040000 c7fa0e5e797db0e3384b2cd1450bf45efdb4c284
b05fc80d14d6a34db744ecee5d89035fa99ce1fe M    drivers

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[Bug 75651] resume from suspend failing 3.15(rc1,rc2,rc3,rc4) bisected

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=75651

--- Comment #1 from William Shuman <wshuman3@gmail.com> ---
3.15rc5 seems to be better I can get into a tty and restart X.  But intially it
still fails.  Attaching dmesg.

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[Bug 75651] resume from suspend failing 3.15(rc1,rc2,rc3,rc4) bisected

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=75651

--- Comment #2 from William Shuman <wshuman3@gmail.com> ---
Created attachment 135721
  --> https://bugzilla.kernel.org/attachment.cgi?id=135721&action=edit
dmesg (rc5)

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[Bug 75651] resume from suspend failing 3.15(rc1,rc2,rc3,rc4) bisected

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=75651

Christian König <deathsimple@vodafone.de> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |deathsimple@vodafone.de

--- Comment #3 from Christian König <deathsimple@vodafone.de> ---
Already working on this, looks like swapping out page tables doesn't work
reliable.

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[Bug 75651] resume from suspend failing 3.15(rc1,rc2,rc3,rc4) bisected

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=75651

--- Comment #4 from Christian König <deathsimple@vodafone.de> ---
Created attachment 135731
  --> https://bugzilla.kernel.org/attachment.cgi?id=135731&action=edit
Possible fix

Complete shoot into the dark, but please give the attached patch a try.

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[Bug 75651] resume from suspend failing 3.15(rc1,rc2,rc3,rc4) bisected

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=75651

--- Comment #5 from William Shuman <wshuman3@gmail.com> ---
Same behavior after patch.

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[Bug 75651] resume from suspend failing 3.15(rc1,rc2,rc3,rc4) bisected

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=75651

--- Comment #6 from William Shuman <wshuman3@gmail.com> ---
Created attachment 135741
  --> https://bugzilla.kernel.org/attachment.cgi?id=135741&action=edit
dmesg after patch

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[Bug 75651] resume from suspend failing 3.15(rc1,rc2,rc3,rc4) bisected

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=75651

Christian König <deathsimple@vodafone.de> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
 Attachment #135731|0                           |1
        is obsolete|                            |

--- Comment #7 from Christian König <deathsimple@vodafone.de> ---
Created attachment 135881
  --> https://bugzilla.kernel.org/attachment.cgi?id=135881&action=edit
Possible fix.

Please try this one instead. It fixes an issue with the commit mentioned, so it
might fix this one as well.

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[Bug 75651] resume from suspend failing 3.15(rc1,rc2,rc3,rc4) bisected

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=75651

--- Comment #8 from William Shuman <wshuman3@gmail.com> ---
This fixed this issue.  Thanks for your work.

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[Bug 75651] resume from suspend failing 3.15(rc1,rc2,rc3,rc4) bisected

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=75651

--- Comment #9 from Christian König <deathsimple@vodafone.de> ---
Thanks for the info, so we can close this bug now?

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[Bug 75651] resume from suspend failing 3.15(rc1,rc2,rc3,rc4) bisected

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=75651

William Shuman <wshuman3@gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |PATCH_ALREADY_AVAILABLE

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