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From: Badari Pulavarty <pbadari@us.ibm.com>
To: Dave Hansen <haveblue@us.ibm.com>
Cc: Hugh Dickins <hugh@veritas.com>,
	Andy Whitcroft <andyw@uk.ibm.com>,
	lkml <linux-kernel@vger.kernel.org>,
	dwg@au1.ibm.com, "ADAM G. LITKE [imap]" <agl@us.ibm.com>
Subject: Re: 2.6.15-rc4 panic in __nr_to_section() with CONFIG_SPARSEMEM
Date: Thu, 08 Dec 2005 11:53:07 -0800	[thread overview]
Message-ID: <1134071587.21841.73.camel@localhost.localdomain> (raw)
In-Reply-To: <1134071266.9305.4.camel@localhost>

On Thu, 2005-12-08 at 11:47 -0800, Dave Hansen wrote:
> On Thu, 2005-12-08 at 19:33 +0000, Hugh Dickins wrote:
> > Oh, it isn't worth that effort, just test is_vm_hugetlb_page(vma)
> > in show_smap, and skip it if so - or make up appropriate numbers
> > from (vm_end - vm_start) in that case if you like.
> 
> I think the reason Badari was looking at it was that some DB guys want
> to get some statistics out of there.  They'll certainly care about
> HugeTLB pages.
> 
> With the HugeTLB prefault mechanism having gone away, we can't assume
> that the pages are resident.  So, I don't think just using the VMA's
> size will work.

Yep. You replied before I can :)

Thanks,
Badari


  reply	other threads:[~2005-12-08 19:52 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-12-07 22:37 Badari Pulavarty
2005-12-07 22:52 ` Dave Hansen
2005-12-07 23:05 ` Andy Whitcroft
2005-12-07 23:22   ` Badari Pulavarty
2005-12-07 23:34     ` Dave Hansen
2005-12-08  0:48     ` Dave Hansen
2005-12-08 16:07       ` Badari Pulavarty
2005-12-08 19:15         ` Dave Hansen
2005-12-08 19:33           ` Hugh Dickins
2005-12-08 19:47             ` Dave Hansen
2005-12-08 19:53               ` Badari Pulavarty [this message]
2005-12-08 23:48           ` David Gibson
2005-12-09  0:16             ` Dave Hansen
2005-12-12 16:19               ` Badari Pulavarty
2005-12-12 21:28                 ` Dave Hansen

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