lkml.org 
[lkml]   [2009]   [Dec]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    From
    SubjectRe: [linux-pm] intermittent suspend problem again
    Date
    On Tuesday 01 December 2009, Ferenc Wagner wrote:
    > "Rafael J. Wysocki" <rjw@sisk.pl> writes:
    >
    > > On Sunday 29 November 2009, Ferenc Wagner wrote:
    > >
    > >> "Rafael J. Wysocki" <rjw@sisk.pl> writes:
    > >>
    > >>> On Saturday 28 November 2009, Ferenc Wagner wrote:
    > >>>
    > >>>> "Rafael J. Wysocki" <rjw@sisk.pl> writes:
    > >>>>
    > >>>>> Compile with CONFIG_PM_VERBOSE (it does mean exactly that).
    > >>>>
    > >>>> The last message now was:
    > >>>>
    > >>>> e100: 0000:02:08.0: hibernate, may wakeup
    > >>>>
    > >>>> Looks like hibernating the e100 driver is unstable.
    > >>>
    > >>> Can you verify that by trying to hibernate without the e100 driver?
    > >>
    > >> Not really, as I still can't reliable reproduce the issue. Since I'm
    > >> running with suspend loglevel = 8, it's happened only twice (in a row),
    > >> with seemingly exact same console output. Some earlier freezes also
    > >> happened in dpm_suspend_start, at least. However, I can certainly add
    > >> e100 to SUSPEND_MODULES under /etc/pm/config.d, and continue running
    > >> with that.
    > >
    > > That's what I'd do.
    >
    > That worked out mosty OK (no freeze in quite some hibernation cycles),
    > but I'm continuing testing it.

    Great, please let me know how it works out.

    > On the other hand, I reverted 8fbd962e3, recompiled and replaced the
    > module, and got the freeze during hibernation. And that was the bulk of
    > the changes since 2.6.31... I'll revert the rest and test again, but
    > that seems purely cosmetic, so no high hopes.
    >
    > > In addition to that, you can run multiple hibernation/resume cycles in
    > > a tight loop using the RTC wakealarm.
    >
    > I'll do so, as soon as I find a way to automatically supply the dm-crypt
    > passphrase... or even better, learn to hibernate to ramdisk from the
    > initramfs. :)

    Well, you don't need to use swap encryptuon for _testing_. :-)

    Thanks,
    Rafael


    \
     
     \ /
      Last update: 2009-12-01 13:31    [from the cache]
    ©2003-2014 Jasper Spaans. hosted at Digital Ocean