lkml.org 
[lkml]   [2010]   [Sep]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    From
    Subject[PATCH 0/2] execve memory exhaust of argument-copying fixes
    Date
    > This is my take on parts of the execve large arguments copying issues
    > that Kees posted about, and Brad and others have been discussing.
    > I've only looked at the narrow area of the argument copying code
    > itself. I think these are good and necessary fixes. But I'm not
    > addressing the whole OOM killer/mm accounting issue, which also needs
    > to be fixed (and I have the impression others are already looking into that).

    Now, we have two OOM-Killer/mm acounting problem.
    1) OOM-killer doesn't track nascent mm and It may kill innocent task
    2) When execve argument-copying, our __vm_enough_memory() doesn't
    protect any wrong plenty argument. then, execve() invoke OOM instead
    return failure value when larger argument than system memory.

    The patch series addressed this two issue.





    \
     
     \ /
      Last update: 2010-09-09 07:05    [W:0.021 / U:29.816 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site