mm: move inc_zone_page_state(NR_ISOLATED) to just isolated place

Christoph pointed out inc_zone_page_state(NR_ISOLATED) should be placed
in right after isolate_page().

This patch does it.

Reviewed-by: Christoph Lameter <cl@linux-foundation.org>
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 2047465cd27..e8116f8bdff 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -27,6 +27,7 @@
 #include <linux/page-isolation.h>
 #include <linux/pfn.h>
 #include <linux/suspend.h>
+#include <linux/mm_inline.h>
 
 #include <asm/tlbflush.h>
 
@@ -672,6 +673,9 @@ do_migrate_range(unsigned long start_pfn, unsigned long end_pfn)
                 if (!ret) { /* Success */
                         list_add_tail(&page->lru, &source);
                         move_pages--;
+                        inc_zone_page_state(page, NR_ISOLATED_ANON +
+                                            page_is_file_cache(page));
+
                 } else {
                         /* Becasue we don't have big zone->lock. we should
                            check this again here. */