Messages in this thread | | | Date | Fri, 16 Nov 2007 11:16:30 -0800 | From | Simon Horman <> | Subject | Re: [PATCH 5/5] Add the array length of "free_list" for filtering free pages |
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On Fri, Nov 16, 2007 at 11:33:26AM +0900, Ken'ichi Ohmichi wrote: > > This patch adds the array length of "free_area.free_list" to the vmcoreinfo > data so that makedumpfile (dump filtering command) can exclude all free pages > in linux-2.6.24. > > makedumpfile creates a small dumpfile by excluding unnecessary pages for the > analysis. To distinguish unnecessary pages, makedumpfile gets the vmcoreinfo > data which has the minimum debugging information only for dump filtering. > > In 2.6.24-rc1 or later, the free_area.free_list is an array which has one list > for each migrate types instead of a single list. makedumpfile needs the array > length of "free_area.free_list" and the vmcoreinfo data should contain it. > > > Signed-off-by: Huang Ying <ying.huang@intel.com> > Tested-by: Ken'ichi Ohmichi <oomichi@mxs.nes.nec.co.jp>
This seems fine to me. Though from a point of maintainability would it be better if VMCOREINFO_LENGTH derived the length from the element of the type in question. Just a thought, I haven't hacked it up to see how practical it might be.
Acked-by: Simon Horman <horms@verge.net.au> - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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