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-rw-r--r--kernel/power/main.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/power/main.c b/kernel/power/main.c
index ff3a6182f5f0..47ca5a2b653b 100644
--- a/kernel/power/main.c
+++ b/kernel/power/main.c
@@ -20,6 +20,7 @@
20#include <linux/cpu.h> 20#include <linux/cpu.h>
21#include <linux/resume-trace.h> 21#include <linux/resume-trace.h>
22#include <linux/freezer.h> 22#include <linux/freezer.h>
23#include <linux/vmstat.h>
23 24
24#include "power.h" 25#include "power.h"
25 26
@@ -72,7 +73,8 @@ static int suspend_prepare(suspend_state_t state)
72 goto Thaw; 73 goto Thaw;
73 } 74 }
74 75
75 if ((free_pages = nr_free_pages()) < FREE_PAGE_NUMBER) { 76 if ((free_pages = global_page_state(NR_FREE_PAGES))
77 < FREE_PAGE_NUMBER) {
76 pr_debug("PM: free some memory\n"); 78 pr_debug("PM: free some memory\n");
77 shrink_all_memory(FREE_PAGE_NUMBER - free_pages); 79 shrink_all_memory(FREE_PAGE_NUMBER - free_pages);
78 if (nr_free_pages() < FREE_PAGE_NUMBER) { 80 if (nr_free_pages() < FREE_PAGE_NUMBER) {