lkml.org 
[lkml]   [2011]   [Jul]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [patch 3/3] rtc: Limit frequency
    On Fri, 22 Jul 2011, Andrew Morton wrote:

    > On Fri, 22 Jul 2011 09:12:51 -0000
    > Thomas Gleixner <tglx@linutronix.de> wrote:
    >
    > > The RTC hrtimer is self rearming. We really need to limit the
    > > frequency to something sensible.
    >
    > > Cc: stable@kernel.org
    >
    > Why? What failures does the current code cause? What effect do these
    > failures have upon users?

    Due to the hrtimer self rearming mode a user can DoS the machine
    simply because it's starved by hrtimer events.



    \
     
     \ /
      Last update: 2011-07-23 09:19    [W:0.031 / U:149.220 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site