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authorMel Gorman <mel@csn.ul.ie>2007-10-16 12:25:51 +0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-16 20:43:00 +0400
commitc361be55b3128474aa66d31092db330b07539103 (patch)
tree9ce134f4e679144d28f5c32924bdba999a1aae6b /lib/radix-tree.c
parente2c55dc87f4a398b9c4dcc702dbc23a07fe14e23 (diff)
downloadlinux-c361be55b3128474aa66d31092db330b07539103.tar.xz
Move free pages between lists on steal
When a fallback occurs, there will be free pages for one allocation type stored on the list for another. When a large steal occurs, this patch will move all the free pages within one list to the other. [y-goto@jp.fujitsu.com: fix BUG_ON check at move_freepages()] [apw@shadowen.org: Move to using pfn_valid_within()] Signed-off-by: Mel Gorman <mel@csn.ul.ie> Cc: Christoph Lameter <clameter@engr.sgi.com> Signed-off-by: Yasunori Goto <y-goto@jp.fujitsu.com> Cc: Bjorn Helgaas <bjorn.helgaas@hp.com> Signed-off-by: Andy Whitcroft <andyw@uk.ibm.com> Cc: Bob Picco <bob.picco@hp.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib/radix-tree.c')
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