lkml.org 
[lkml]   [2008]   [Oct]   [31]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: Long delays and keystrokes required - related to disk encryption?
    On Fri, Oct 31, 2008 at 08:57:05AM +0100, Pavel Machek wrote:
    > On Fri 2008-10-31 01:04:25, Frans Pop wrote:
    > > On Thursday 30 October 2008, Pavel Machek wrote:
    > > > Try "nohz=off highres=off"...
    > >
    > > Oh, I have no doubt that that could help. The point is though that I don't
    > > think I should have to use such parameters.
    > >
    > > I think we've already established that disabling hires timers helps, so,
    > > unless this will provide some additional tracing info to the developers,
    > > I think I'll skip this suggestion.
    > >
    > > 2.6 28-rc2 is a regression against 2.6.27 because hires is broken. I don't
    > > think I'll want to permanently add random boot parameters to work around
    > > that regression.
    >
    > Well, you could probably narrow it down to "nohz=off", because I
    > believe it is probably nohz and not highres that makes problems.
    >
    > Anyway, if this does not get fixed soon, you should cc rjw so this
    > gets on the regression list.

    It already is on the regression list, see:

    http://bugzilla.kernel.org/show_bug.cgi?id=11826
    http://bugzilla.kernel.org/show_bug.cgi?id=11893
    >
    > You can probably debug this with git bisect if no other ideas
    > surface...

    Bisect has already been done, the offending commit is:

    commit dc4304f7deee29fcdf6a2b62f7146ea7f505fd42
    Author: Arjan van de Ven <arjan@linux.intel.com>
    Date: Mon Oct 13 10:32:15 2008 -0400
    rangetimers: fix the bug reported by Ingo for real


    And workarounding it with a return; early in the function worked.
    But that's not really a solution.

    Cheers,
    --
    Yves-Alexis


    \
     
     \ /
      Last update: 2008-10-31 12:43    [W:0.022 / U:30.772 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site