Messages in this thread | | | Date | Wed, 19 Dec 2012 17:00:38 -0800 | From | Andrew Morton <> | Subject | Re: [PATCH v2] Add the values related to buddy system for filtering free pages. |
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On Wed, 19 Dec 2012 16:57:03 -0800 ebiederm@xmission.com (Eric W. Biederman) wrote:
> Andrew Morton <akpm@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 makedumpfile, rather than replicating the PageBuddy() logic > > in userspace? > > All that exists when makedumpfile runs is a core file. So it would have > to be something like a share library that builds with the kernel and > then makedumpfile loads.
Can we omit free pages from that core file?
And/or add a section to that core file which flags free pages?
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