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authorYasunori Goto <y-goto@jp.fujitsu.com>2005-12-13 17:03:37 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2005-12-13 21:18:16 -0800
commit118c71bcacce82a4317c9bd99c6a15af14020aee (patch)
tree9a1f286152a7f21242ba04dd5b24b0cf7be88266
parent664d22ab954de54e52e0f71103a89c7a78738adc (diff)
[PATCH] Fix calculation of grow_pgdat_span() in mm/memory_hotplug.c
The calculation for node_spanned_pages at grow_pgdat_span() is clearly wrong. This is patch for it. (Please see grow_zone_span() to compare. It is correct.) Signed-off-by: Yasunori Goto <y-goto@jp.fujitsu.com> Acked-by: Dave Hansen <haveblue@us.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--mm/memory_hotplug.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 431a64f021c..f6d4af8af8a 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -104,7 +104,7 @@ static void grow_pgdat_span(struct pglist_data *pgdat,
pgdat->node_start_pfn = start_pfn;
if (end_pfn > old_pgdat_end_pfn)
- pgdat->node_spanned_pages = end_pfn - pgdat->node_spanned_pages;
+ pgdat->node_spanned_pages = end_pfn - pgdat->node_start_pfn;
}
int online_pages(unsigned long pfn, unsigned long nr_pages)