lkml.org 
[lkml]   [2007]   [Mar]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: SwSusp to disk doesn't work - Try 2
    Rafael J. Wysocki:
    > Ah, NO_HZ. Thomas Gleixner's address added to the Cc list.
    >
    >> short printk trace
    >>
    >> enable_nonboot_cpus
    >> _cpu_up
    >> raw_notifier_callchain (CPU_UP_PREPARE)
    >> ...
    >> update_sched_domains
    >> detach_destroy_domains
    >> [waits here] --> synchronize_sched (==synchronize_rcu)
    >
    > Well, I think the call to wait_for_completion() does not return, probably
    > because the task supposed to complete the completion is frozen at this
    > point. Can you please try to confirm that it gets stuck on
    > wait_for_completion() in synchronize_rcu()?

    Yes, it's in wait_for_completion() in synchronize_rcu().
    As noted in some previous mail, it will wake up after
    event - key press etc.

    Patch in http://lkml.org/lkml/2007/3/7/255 solves different problem.
    I added it to my quilt and applied anyway -> no change.

    Milan

    -
    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/

    \
     
     \ /
      Last update: 2007-03-11 21:27    [W:0.022 / U:0.136 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site