linux-kernel - Re: 2.6.22-rc1-mm1 huge pages VM freeze (maybe?)

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Date:	Wed, 1 Aug 2007 08:52:02 -0700
From:	"Nish Aravamudan" <nish.aravamudan@...il.com>
To:	"Randy Dunlap" <randy.dunlap@...cle.com>
Cc:	"Zan Lynx" <zlynx@....org>,
	"Linux Kernel" <linux-kernel@...r.kernel.org>
Subject: Re: 2.6.22-rc1-mm1 huge pages VM freeze (maybe?)

On 8/1/07, Randy Dunlap <randy.dunlap@...cle.com> wrote:
> Nish Aravamudan wrote:
> > On 7/31/07, Randy Dunlap <randy.dunlap@...cle.com> wrote:
> >> On Tue, 31 Jul 2007 15:44:21 -0600 Zan Lynx wrote:
> >>
> >>> I was playing with huge pages and libhugetlbfs.  Small programs like
> >>> "ls" work fine.  I tried running Evolution through libhugetlbfs and the
> >>> system slowly stops running.  One interesting thing is the "ps" command,
> >>> it gets stuck like this:
> >> Do you mean 2.6.22-rc1-mm1 or 2.6.23-rc1-mm1?
> >>
> >> There was a hugepage problem fixed very recently, in 2.6.23-rc1 IIRC.
> >
> > Actually fixed just after 2.6.23-rc1:
> >
> > git describe 5ab3ee7b1cd5c91eb2272764f9d7d1fe4749681e
> > v2.6.23-rc1-14-g5ab3ee7
>
> Looks to me like Andrew included Ken's patch in his rc1-mm1 anyway,
> so that shouldn't be the issue.  Or did I not read mm/hugetlb.c correctly?

Yeah you're right, the -mm tree has that bug fixed.

Thanks,
Nish
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