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authorBrice Goglin <Brice.Goglin@inria.fr>2009-01-06 14:38:57 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-06 15:58:58 -0800
commit3140a2273009c01c27d316f35ab76a37e105fdd8 (patch)
tree25d4f805dbf72a9491bc146bb77418ef507d21bf /lib/fault-inject.c
parent390722baa7fc447b0a4f0c3c3f537ed056dbc944 (diff)
mm: rework do_pages_move() to work on page_sized chunks
Rework do_pages_move() to work by page-sized chunks of struct page_to_node that are passed to do_move_page_to_node_array(). We now only have to allocate a single page instead a possibly very large vmalloc area to store all page_to_node entries. As a result, new_page_node() will now have a very small lookup, hidding much of the overall sys_move_pages() overhead. Signed-off-by: Brice Goglin <Brice.Goglin@inria.fr> Signed-off-by: Nathalie Furmento <Nathalie.Furmento@labri.fr> Acked-by: Christoph Lameter <cl@linux-foundation.org> Cc: Nick Piggin <nickpiggin@yahoo.com.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib/fault-inject.c')
0 files changed, 0 insertions, 0 deletions