Re: [patch] cpusets: do not allow TIF_MEMDIE tasks to allocate globally

On Tue, 5 Jun 2007, Christoph Lameter wrote:

> On Tue, 5 Jun 2007, David Rientjes wrote:
> 
> > Reverts git commit c596d9f320aaf30d28c1d793ff3a976dee1db8f5.
> > 
> > OOM-killed tasks, marked as TIF_MEMDIE, should not be able to access 
> > memory outside its cpuset because it could potentially cause other 
> > exclusive cpusets to OOM themselves.
> 
> Those terminating tasks need that memory to terminate properly right?
> 

No, they need access only to the memory reserves provided by the 
difference in their low and no watermarks on a per-cpuset basis.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

---

• References:
  • [patch] cpusets: do not allow TIF_MEMDIE tasks to allocate globally
    • From: David Rientjes <[email protected]>
  • Re: [patch] cpusets: do not allow TIF_MEMDIE tasks to allocate globally
    • From: Christoph Lameter <[email protected]>

• Prev by Date: Re: [patch] cpusets: do not allow TIF_MEMDIE tasks to allocate globally
• Next by Date: Re: [PATCH] Protection for exploiting null dereference using mmap
• Previous by thread: Re: [patch] cpusets: do not allow TIF_MEMDIE tasks to allocate globally
• Next by thread: Re: [patch] cpusets: do not allow TIF_MEMDIE tasks to allocate globally
• Index(es):
  • Date
  • Thread

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]