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authorJeff Garzik <jeff@garzik.org>2006-06-08 15:24:46 -0400
committerJeff Garzik <jeff@garzik.org>2006-06-08 15:24:46 -0400
commitd15a88fc21ef225768ce31be16edfc9c6e2e02e3 (patch)
treed4cb0a1bc97973bb947e2667ae56bc4bc2256e9d /mm/memory_hotplug.c
parentb53471711f21ba0e151075f0e1d6d531eb50f1b1 (diff)
parent1def630a6a49dda5bc89dfbd86656293640456f0 (diff)
Merge branch 'master' into upstream
Diffstat (limited to 'mm/memory_hotplug.c')
-rw-r--r--mm/memory_hotplug.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 1ae2b2cc3a5..70df5c0d957 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -91,8 +91,8 @@ static void grow_zone_span(struct zone *zone,
if (start_pfn < zone->zone_start_pfn)
zone->zone_start_pfn = start_pfn;
- if (end_pfn > old_zone_end_pfn)
- zone->spanned_pages = end_pfn - zone->zone_start_pfn;
+ zone->spanned_pages = max(old_zone_end_pfn, end_pfn) -
+ zone->zone_start_pfn;
zone_span_writeunlock(zone);
}
@@ -106,8 +106,8 @@ static void grow_pgdat_span(struct pglist_data *pgdat,
if (start_pfn < pgdat->node_start_pfn)
pgdat->node_start_pfn = start_pfn;
- if (end_pfn > old_pgdat_end_pfn)
- pgdat->node_spanned_pages = end_pfn - pgdat->node_start_pfn;
+ pgdat->node_spanned_pages = max(old_pgdat_end_pfn, end_pfn) -
+ pgdat->node_start_pfn;
}
int online_pages(unsigned long pfn, unsigned long nr_pages)