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Re: [Xen-devel] [PATCHv1] x86: don't schedule when handling #NM exception

To: David Vrabel <david.vrabel@xxxxxxxxxx>
From: "H. Peter Anvin" <hpa@xxxxxxxxx>
Date: Mon, 10 Mar 2014 10:25:19 -0700
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, Sarah Newman <srn@xxxxxxxxx>, xen-devel@xxxxxxxxxxxxx
Delivery-date: Mon, 10 Mar 2014 17:25:50 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

On 03/10/2014 10:15 AM, David Vrabel wrote:
>>
>> And what the [Finnish] do you do if GFP_ATOMIC fails?
> 
> The same thing it used to do -- kill the task with SIGKILL.  I haven't
> changed this behaviour.
> 

No, you just made it many orders of magnitude more likely.

        -hpa


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References:
- [Xen-devel] [PATCHv1] x86: don't schedule when handling #NM exception
  - From: David Vrabel
- Re: [Xen-devel] [PATCHv1] x86: don't schedule when handling #NM exception
  - From: H. Peter Anvin
- Re: [Xen-devel] [PATCHv1] x86: don't schedule when handling #NM exception
  - From: David Vrabel

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