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-rw-r--r--mm/page_alloc.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index eb2027892ef9..6f3d2c7af84b 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -122,9 +122,6 @@ nodemask_t node_states[NR_NODE_STATES] __read_mostly = {
};
EXPORT_SYMBOL(node_states);
-/* Protect totalram_pages and zone->managed_pages */
-static DEFINE_SPINLOCK(managed_page_count_lock);
-
atomic_long_t _totalram_pages __read_mostly;
EXPORT_SYMBOL(_totalram_pages);
unsigned long totalreserve_pages __read_mostly;
@@ -7077,14 +7074,12 @@ early_param("movablecore", cmdline_parse_movablecore);
void adjust_managed_page_count(struct page *page, long count)
{
- spin_lock(&managed_page_count_lock);
atomic_long_add(count, &page_zone(page)->managed_pages);
totalram_pages_add(count);
#ifdef CONFIG_HIGHMEM
if (PageHighMem(page))
totalhigh_pages_add(count);
#endif
- spin_unlock(&managed_page_count_lock);
}
EXPORT_SYMBOL(adjust_managed_page_count);