Re: [Suspend2][ 07/13] [Suspend2] Page_alloc paranoia.

Nigel Cunningham
2006-07-04T10:54:59Z

[-- Attachment #1: Type: text/plain, Size: 852 bytes --]

Hi Nick.

On Friday 30 June 2006 02:22, Nick Piggin wrote:
> Nigel Cunningham wrote:
> > Hi.
> >
> > On Tuesday 27 June 2006 16:11, Nick Piggin wrote:
> >>Nigel Cunningham wrote:
> >>>Add paranoia to the page_alloc code to ensure we don't start page
> >>> reclaim during suspending.
> >>
> >>Nack. Set PF_MEMALLOC if you must.
> >
> > That would work for the thread doing the suspending. What about other
> > kernel threads that might run and allocate memory during the cycle
> > because of $RANDOM_EVENT? We don't want them triggering memory freeing
> > either.
>
> Haven't you suspended the other threads at this point?
>
> What are the consequences of allocating memory?

Did you see my reply to these questions?

Regards,

Nigel
--
See http://www.suspend2.net for Howtos, FAQs, mailing
lists, wiki and bugzilla info.

[-- Attachment #2: Type: application/pgp-signature, Size: 189 bytes --]