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From: Vivek Goyal <vgoyal@redhat.com>
To: Bernhard Walle <bwalle@suse.de>
Cc: Amul Shah <amul.shah@unisys.com>,
	Andi Kleen <andi@firstfloor.org>,
	Johannes Weiner <hannes@saeurebad.de>,
	kexec@lists.infradead.org, linux-kernel@vger.kernel.org,
	hpa@zytor.com, anderson@redhat.com, "Romer,
	Benjamin M" <Benjamin.Romer@unisys.com>
Subject: Re: [patch 2/3] Add flags parameter to reserve_bootmem_generic()
Date: Mon, 9 Jun 2008 17:00:55 -0400	[thread overview]
Message-ID: <20080609210055.GK3542@redhat.com> (raw)
In-Reply-To: <20080609225734.2bb9ee64@kopernikus.site>

On Mon, Jun 09, 2008 at 10:57:34PM +0200, Bernhard Walle wrote:
> * Vivek Goyal <vgoyal@redhat.com> [2008-06-09 16:54]:
> >
> > On Mon, Jun 09, 2008 at 10:42:11PM +0200, Bernhard Walle wrote:
> > > Hi Vivek,
> > > 
> > > * Vivek Goyal <vgoyal@redhat.com> [2008-06-09 16:29]:
> > > >
> > > > Can you please put some more explanation comment here to explain that
> > > > why it is ok to return with success, despite the fact that we never
> > > > reserved any memory.
> > > 
> > > Do you think that's ok?
> > > 
> > >     When booting the kdump kernel, the MP tables (for example,
> > >     or other firmware-reserved memory) of the BIOS are beyond
> > >     end_pfn. (kexec-tools adds exactmap parameters to the kernel
> > >     so that the E820 map is no longer used.) Therefore, it's ok
> > >     to return "success" here. For normal boot, the MP tables
> > >     must be reserved normally.
> > > 
> > 
> > Looks good. Thanks
> 
> Should I resend the whole patch series to Linus for inclusion?
> 

I am really not sure. :-). In the past, Andrew picked up the patches, kept
in his tree for couple of days and if something is important, he will push
it out to Linus.

Thanks
Vivek

  reply	other threads:[~2008-06-09 21:01 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-08 13:46 [patch 0/3] [x86] Fix crashkernel reservation on NUMA machines Bernhard Walle
2008-06-08 13:46 ` [patch 1/3] Add return value to reserve_bootmem_node() Bernhard Walle
2008-06-08 13:46 ` [patch 2/3] Add flags parameter to reserve_bootmem_generic() Bernhard Walle
2008-06-08 14:26   ` WANG Cong
2008-06-08 17:12     ` Bernhard Walle
2008-06-08 22:01   ` Johannes Weiner
2008-06-09 13:22     ` Vivek Goyal
2008-06-09 16:23       ` Bernhard Walle
2008-06-09 16:39         ` Andi Kleen
2008-06-09 19:50           ` Amul Shah
2008-06-09 20:17             ` Bernhard Walle
2008-06-09 20:29               ` Vivek Goyal
2008-06-09 20:42                 ` Bernhard Walle
2008-06-09 20:54                   ` Vivek Goyal
2008-06-09 20:57                     ` Bernhard Walle
2008-06-09 21:00                       ` Vivek Goyal [this message]
2008-06-09 21:04                         ` Bernhard Walle
2008-06-09 16:25     ` Bernhard Walle
2008-06-08 22:06   ` Johannes Weiner
2008-06-09 16:37     ` Bernhard Walle
2008-06-08 13:46 ` [patch 3/3] Use reserve_bootmem_generic() to reserve crashkernel memory on x86_64 Bernhard Walle
2008-06-09 13:06 ` [patch 0/3] [x86] Fix crashkernel reservation on NUMA machines Vivek Goyal
2008-06-10 12:44 ` Ingo Molnar

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