From 693e3c560317577a29c625d89f6745d5c7cfd918 Mon Sep 17 00:00:00 2001 From: Mike Travis Date: Wed, 30 Jan 2008 13:33:14 +0100 Subject: x86: reduce memory and intra-node effects Signed-off-by: Ingo Molnar Signed-off-by: Thomas Gleixner --- arch/x86/mm/srat_64.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'arch/x86/mm/srat_64.c') diff --git a/arch/x86/mm/srat_64.c b/arch/x86/mm/srat_64.c index bccbdc7..e5a1ec8 100644 --- a/arch/x86/mm/srat_64.c +++ b/arch/x86/mm/srat_64.c @@ -346,8 +346,12 @@ int __init acpi_scan_nodes(unsigned long start, unsigned long end) /* First clean up the node list */ for (i = 0; i < MAX_NUMNODES; i++) { cutoff_node(i, start, end); - /* ZZZ why was this needed. At least add a comment */ - if (nodes[i].end && (nodes[i].end - nodes[i].start) < NODE_MIN_SIZE) { + /* + * don't confuse VM with a node that doesn't have the + * minimum memory. + */ + if (nodes[i].end && + (nodes[i].end - nodes[i].start) < NODE_MIN_SIZE) { unparse_node(i); node_set_offline(i); } -- cgit v1.1