On Mon, 11 May 2009, Mel Gorman wrote: > The kernel partitions memory if kernelcore= or movablecore= is specified on > the kernel command line creating a ZONE_MOVABLE zone. This zone contains > only pages that the kernel knows it can reclaim. Unless mlock() is used, > the hugepage pool is guaranteed to be able to grow to the size of the memory > partition but the partition is not used by default as the intention of the > partition may also be to hot-remove the memory later. Whether the zone is used > or not is determined by the value in /proc/sys/vm/hugepages_treat_as_movable. > > This patch adds the option to hugeadm to enable/disable the use of > ZONE_MOVABLE for the allocation of huge pages. > > Signed-off-by: Mel Gorman <m...@csn.ul.ie>
Applied, thanks. Eric
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