RE: [PATCH v2] Add the values related to buddy system for filtering free pages.

2013-02-08 Thread Mitchell, Lisa (MCLinux in Fort Collins)
Thanks, that's good news, and thanks for the commit ID, that was the thing I was having trouble finding. -Original Message- From: Atsushi Kumagai [mailto:kumagai-atsu...@mxc.nes.nec.co.jp] Sent: Thursday, February 07, 2013 7:45 PM To: Mitchell, Lisa (MCLinux in Fort Collins) Cc:

RE: [PATCH v2] Add the values related to buddy system for filtering free pages.

2013-02-08 Thread Mitchell, Lisa (MCLinux in Fort Collins)
Thanks, that's good news, and thanks for the commit ID, that was the thing I was having trouble finding. -Original Message- From: Atsushi Kumagai [mailto:kumagai-atsu...@mxc.nes.nec.co.jp] Sent: Thursday, February 07, 2013 7:45 PM To: Mitchell, Lisa (MCLinux in Fort Collins) Cc:

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2013-02-07 Thread Atsushi Kumagai
Hello Lisa, On Thu, 07 Feb 2013 05:29:11 -0700 Lisa Mitchell wrote: > > > > Also, I have one question. Can we always think of 1st and 2nd kernels > > > > are same? > > > > > > Not at all. Distros frequently implement it with the same kernel in > > > both role but it should be possible to use

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2013-02-07 Thread Lisa Mitchell
On Thu, 2012-12-27 at 08:35 +, Atsushi Kumagai wrote: > Hello, > > On Thu, 20 Dec 2012 18:00:11 -0800 > ebied...@xmission.com (Eric W. Biederman) wrote: > > > "Hatayama, Daisuke" writes: > > > > >> From: kexec-boun...@lists.infradead.org > > >> [mailto:kexec-boun...@lists.infradead.org] On

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2013-02-07 Thread Atsushi Kumagai
Hello Lisa, On Thu, 07 Feb 2013 05:29:11 -0700 Lisa Mitchell lisa.mitch...@hp.com wrote: Also, I have one question. Can we always think of 1st and 2nd kernels are same? Not at all. Distros frequently implement it with the same kernel in both role but it should be possible to

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2013-02-07 Thread Lisa Mitchell
On Thu, 2012-12-27 at 08:35 +, Atsushi Kumagai wrote: Hello, On Thu, 20 Dec 2012 18:00:11 -0800 ebied...@xmission.com (Eric W. Biederman) wrote: Hatayama, Daisuke d.hatay...@jp.fujitsu.com writes: From: kexec-boun...@lists.infradead.org

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-27 Thread Atsushi Kumagai
Hello, On Thu, 20 Dec 2012 18:00:11 -0800 ebied...@xmission.com (Eric W. Biederman) wrote: > "Hatayama, Daisuke" writes: > > >> From: kexec-boun...@lists.infradead.org > >> [mailto:kexec-boun...@lists.infradead.org] On Behalf Of Atsushi Kumagai > >> Sent: Thursday, December 20, 2012 11:21 AM >

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-27 Thread Atsushi Kumagai
Hello, On Thu, 20 Dec 2012 18:00:11 -0800 ebied...@xmission.com (Eric W. Biederman) wrote: Hatayama, Daisuke d.hatay...@jp.fujitsu.com writes: From: kexec-boun...@lists.infradead.org [mailto:kexec-boun...@lists.infradead.org] On Behalf Of Atsushi Kumagai Sent: Thursday, December 20,

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-20 Thread Eric W. Biederman
"Hatayama, Daisuke" writes: >> From: kexec-boun...@lists.infradead.org >> [mailto:kexec-boun...@lists.infradead.org] On Behalf Of Atsushi Kumagai >> Sent: Thursday, December 20, 2012 11:21 AM > >> On Wed, 19 Dec 2012 16:18:56 -0800 >> Andrew Morton wrote: >> >> > On Mon, 10 Dec 2012 10:39:13

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-20 Thread Eric W. Biederman
Hatayama, Daisuke d.hatay...@jp.fujitsu.com writes: From: kexec-boun...@lists.infradead.org [mailto:kexec-boun...@lists.infradead.org] On Behalf Of Atsushi Kumagai Sent: Thursday, December 20, 2012 11:21 AM On Wed, 19 Dec 2012 16:18:56 -0800 Andrew Morton a...@linux-foundation.org wrote:

RE: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-19 Thread Hatayama, Daisuke
> From: kexec-boun...@lists.infradead.org > [mailto:kexec-boun...@lists.infradead.org] On Behalf Of Atsushi Kumagai > Sent: Thursday, December 20, 2012 11:21 AM > On Wed, 19 Dec 2012 16:18:56 -0800 > Andrew Morton wrote: > > > On Mon, 10 Dec 2012 10:39:13 +0900 > > Atsushi Kumagai wrote: > >

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-19 Thread Atsushi Kumagai
Hello Andrew, On Wed, 19 Dec 2012 16:18:56 -0800 Andrew Morton wrote: > On Mon, 10 Dec 2012 10:39:13 +0900 > Atsushi Kumagai wrote: > > > This patch adds the values related to buddy system to vmcoreinfo data > > so that makedumpfile (dump filtering command) can filter out all free > > pages

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-19 Thread Eric W. Biederman
Andrew Morton writes: > On Wed, 19 Dec 2012 16:57:03 -0800 > ebied...@xmission.com (Eric W. Biederman) wrote: > >> Andrew Morton writes: >> >> > Is there any way in which we can move some of this logic into the >> > kernel? In this case, add some kernel code which uses PageBuddy() on >> >

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-19 Thread Andrew Morton
On Wed, 19 Dec 2012 16:57:03 -0800 ebied...@xmission.com (Eric W. Biederman) wrote: > Andrew Morton writes: > > > Is there any way in which we can move some of this logic into the > > kernel? In this case, add some kernel code which uses PageBuddy() on > > behalf of makedumpfile, rather than

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-19 Thread Eric W. Biederman
Andrew Morton writes: > On Mon, 10 Dec 2012 10:39:13 +0900 > Atsushi Kumagai wrote: > >> This patch adds the values related to buddy system to vmcoreinfo data >> so that makedumpfile (dump filtering command) can filter out all free >> pages with the new logic. >> It's faster than the current

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-19 Thread Andrew Morton
On Mon, 10 Dec 2012 10:39:13 +0900 Atsushi Kumagai wrote: > This patch adds the values related to buddy system to vmcoreinfo data > so that makedumpfile (dump filtering command) can filter out all free > pages with the new logic. > It's faster than the current logic because it can distinguish

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-19 Thread Andrew Morton
On Mon, 10 Dec 2012 10:39:13 +0900 Atsushi Kumagai kumagai-atsu...@mxc.nes.nec.co.jp wrote: This patch adds the values related to buddy system to vmcoreinfo data so that makedumpfile (dump filtering command) can filter out all free pages with the new logic. It's faster than the current logic

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-19 Thread Eric W. Biederman
Andrew Morton a...@linux-foundation.org writes: On Mon, 10 Dec 2012 10:39:13 +0900 Atsushi Kumagai kumagai-atsu...@mxc.nes.nec.co.jp wrote: This patch adds the values related to buddy system to vmcoreinfo data so that makedumpfile (dump filtering command) can filter out all free pages with

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-19 Thread Andrew Morton
On Wed, 19 Dec 2012 16:57:03 -0800 ebied...@xmission.com (Eric W. Biederman) wrote: Andrew Morton a...@linux-foundation.org writes: Is there any way in which we can move some of this logic into the kernel? In this case, add some kernel code which uses PageBuddy() on behalf of

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-19 Thread Eric W. Biederman
Andrew Morton a...@linux-foundation.org writes: On Wed, 19 Dec 2012 16:57:03 -0800 ebied...@xmission.com (Eric W. Biederman) wrote: Andrew Morton a...@linux-foundation.org writes: Is there any way in which we can move some of this logic into the kernel? In this case, add some kernel

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-19 Thread Atsushi Kumagai
Hello Andrew, On Wed, 19 Dec 2012 16:18:56 -0800 Andrew Morton a...@linux-foundation.org wrote: On Mon, 10 Dec 2012 10:39:13 +0900 Atsushi Kumagai kumagai-atsu...@mxc.nes.nec.co.jp wrote: This patch adds the values related to buddy system to vmcoreinfo data so that makedumpfile (dump

RE: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-19 Thread Hatayama, Daisuke
From: kexec-boun...@lists.infradead.org [mailto:kexec-boun...@lists.infradead.org] On Behalf Of Atsushi Kumagai Sent: Thursday, December 20, 2012 11:21 AM On Wed, 19 Dec 2012 16:18:56 -0800 Andrew Morton a...@linux-foundation.org wrote: On Mon, 10 Dec 2012 10:39:13 +0900 Atsushi

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-17 Thread Vivek Goyal
CCing Andrew Morton. I think he picks kexec patches. On Mon, Dec 10, 2012 at 08:17:05AM -0500, Vivek Goyal wrote: > On Mon, Dec 10, 2012 at 10:39:13AM +0900, Atsushi Kumagai wrote: > > This patch adds the values related to buddy system to vmcoreinfo data > > so that makedumpfile (dump filtering

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-17 Thread Vivek Goyal
CCing Andrew Morton. I think he picks kexec patches. On Mon, Dec 10, 2012 at 08:17:05AM -0500, Vivek Goyal wrote: On Mon, Dec 10, 2012 at 10:39:13AM +0900, Atsushi Kumagai wrote: This patch adds the values related to buddy system to vmcoreinfo data so that makedumpfile (dump filtering

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-10 Thread Vivek Goyal
On Mon, Dec 10, 2012 at 10:39:13AM +0900, Atsushi Kumagai wrote: > This patch adds the values related to buddy system to vmcoreinfo data > so that makedumpfile (dump filtering command) can filter out all free > pages with the new logic. > It's faster than the current logic because it can

Re: [PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-10 Thread Vivek Goyal
On Mon, Dec 10, 2012 at 10:39:13AM +0900, Atsushi Kumagai wrote: This patch adds the values related to buddy system to vmcoreinfo data so that makedumpfile (dump filtering command) can filter out all free pages with the new logic. It's faster than the current logic because it can distinguish

[PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-09 Thread Atsushi Kumagai
This patch adds the values related to buddy system to vmcoreinfo data so that makedumpfile (dump filtering command) can filter out all free pages with the new logic. It's faster than the current logic because it can distinguish free page by analyzing page structure at the same time as filtering

[PATCH v2] Add the values related to buddy system for filtering free pages.

2012-12-09 Thread Atsushi Kumagai
This patch adds the values related to buddy system to vmcoreinfo data so that makedumpfile (dump filtering command) can filter out all free pages with the new logic. It's faster than the current logic because it can distinguish free page by analyzing page structure at the same time as filtering