aboutsummaryrefslogtreecommitdiff
path: root/mm/internal.h
diff options
context:
space:
mode:
authorMel Gorman <mel@csn.ul.ie>2009-06-16 15:32:16 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-16 19:47:35 -0700
commitb6e68bc1baed9b6972a250aba66b8c5276cf6fb1 (patch)
tree193af67b8333417347b9324e4bf9963d7cf0a872 /mm/internal.h
parent62bc62a873116805774ffd37d7f86aa4faa832b1 (diff)
page allocator: slab: use nr_online_nodes to check for a NUMA platform
SLAB currently avoids checking a bitmap repeatedly by checking once and storing a flag. When the addition of nr_online_nodes as a cheaper version of num_online_nodes(), this check can be replaced by nr_online_nodes. (Christoph did a patch that this is lifted almost verbatim from) Signed-off-by: Christoph Lameter <cl@linux.com> Signed-off-by: Mel Gorman <mel@csn.ul.ie> Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Reviewed-by: Pekka Enberg <penberg@cs.helsinki.fi> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Nick Piggin <nickpiggin@yahoo.com.au> Cc: Dave Hansen <dave@linux.vnet.ibm.com> Cc: Lee Schermerhorn <Lee.Schermerhorn@hp.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/internal.h')
0 files changed, 0 insertions, 0 deletions