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-rw-r--r--mm/ksm.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/mm/ksm.c b/mm/ksm.c
index 7487856..af5f571 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -34,6 +34,7 @@
#include <linux/ksm.h>
#include <asm/tlbflush.h>
+#include "internal.h"
/*
* A few notes about the KSM scanning process,
@@ -762,6 +763,9 @@ static int try_to_merge_one_page(struct vm_area_struct *vma,
pages_identical(page, kpage))
err = replace_page(vma, page, kpage, orig_pte);
+ if ((vma->vm_flags & VM_LOCKED) && !err)
+ munlock_vma_page(page);
+
unlock_page(page);
out:
return err;
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