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authorLee Schermerhorn <lee.schermerhorn@hp.com>2009-12-14 17:58:32 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-15 08:53:13 -0800
commit9b5e5d0fdc91b73bba8cf5e0fbe3521a953e4e4d (patch)
tree58b7ca4a13b71de2132ae669fc138eb85c5ab3c8 /mm/memory_hotplug.c
parent267b4c281b4a43c8f3d965c791d3a7fd62448733 (diff)
hugetlb: use only nodes with memory for huge pages
Register per node hstate sysfs attributes only for nodes with memory. Global replacement of 'all online nodes" with "all nodes with memory" in mm/hugetlb.c. Suggested by David Rientjes. A subsequent patch will handle adding/removing of per node hstate sysfs attributes when nodes transition to/from memoryless state via memory hotplug. NOTE: this patch has not been tested with memoryless nodes. Signed-off-by: Lee Schermerhorn <lee.schermerhorn@hp.com> Reviewed-by: Andi Kleen <andi@firstfloor.org> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: Mel Gorman <mel@csn.ul.ie> Cc: Randy Dunlap <randy.dunlap@oracle.com> Cc: Nishanth Aravamudan <nacc@us.ibm.com> Acked-by: David Rientjes <rientjes@google.com> Cc: Adam Litke <agl@us.ibm.com> Cc: Andy Whitcroft <apw@canonical.com> Cc: Eric Whitney <eric.whitney@hp.com> Cc: Christoph Lameter <cl@linux-foundation.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/memory_hotplug.c')
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