From: Nigel Cunningham <nigel@suspend2.net>
To: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [Suspend2][ 07/13] [Suspend2] Page_alloc paranoia.
Date: Tue, 4 Jul 2006 20:54:45 +1000 [thread overview]
Message-ID: <200607042054.55925.nigel@suspend2.net> (raw)
In-Reply-To: <44A3FE3B.6070103@yahoo.com.au>
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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
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next prev parent reply other threads:[~2006-07-04 10:54 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-27 4:42 [Suspend2][ 00/13] Miscellaneous patches Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 01/13] [Suspend2] Suspend2 version header Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 02/13] [Suspend2] Boot time hooks Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 03/13] [Suspend2] Add netlink socket numbers Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 04/13] [Suspend2] Follow page routine Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 05/13] [Suspend2] LRU paranoia patch Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 06/13] [Suspend2] Remove __nosave declarations in power.h Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 07/13] [Suspend2] Page_alloc paranoia Nigel Cunningham
2006-06-27 6:11 ` Nick Piggin
2006-06-27 6:34 ` Nigel Cunningham
2006-06-29 16:22 ` Nick Piggin
2006-06-29 22:15 ` Nigel Cunningham
2006-07-04 10:54 ` Nigel Cunningham [this message]
2006-07-04 16:53 ` Nick Piggin
2006-06-27 6:33 ` Paul Jackson
2006-06-27 7:01 ` Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 08/13] [Suspend2] Powerpc support (needed?) Nigel Cunningham
2006-06-27 4:42 ` [Suspend2][ 09/13] [Suspend2] Reset kswapd_max_order after resume Nigel Cunningham
2006-06-27 4:43 ` [Suspend2][ 10/13] [Suspend2] Replace swsusp reboot hook Nigel Cunningham
2006-06-27 4:43 ` [Suspend2][ 11/13] [Suspend2] snprintf_used function Nigel Cunningham
2006-06-27 4:43 ` [Suspend2][ 12/13] [Suspend2] Suspend2 common header Nigel Cunningham
2006-06-27 4:43 ` [Suspend2][ 13/13] [Suspend2] Suspend2 include file Nigel Cunningham
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