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-rw-r--r--mm/page_alloc.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index f564717d22f..542fc088ff5 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -3199,7 +3199,8 @@ int min_free_kbytes_sysctl_handler(ctl_table *table, int write,
struct file *file, void __user *buffer, size_t *length, loff_t *ppos)
{
proc_dointvec(table, write, file, buffer, length, ppos);
- setup_per_zone_pages_min();
+ if (write)
+ setup_per_zone_pages_min();
return 0;
}