---

yaml --- r: 320481 b: refs/heads/master c: 194f8dc h: refs/heads/master i: 320479: 759b15d v: v3
git-mirror · Jul 30, 2012 · bfdf7a7 · bfdf7a7
1 parent 04066ca
commit bfdf7a7
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Showing 2 changed files with 7 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 57683f72b8c01c53c85fe13e82fe1feb3a06bcd5
+refs/heads/master: 194f8dcbe9629d8e9346cf96345a9c0bbf0e67ae
diff --git a/trunk/kernel/events/uprobes.c b/trunk/kernel/events/uprobes.c
@@ -32,6 +32,7 @@
 #include <linux/swap.h>		/* try_to_free_swap */
 #include <linux/ptrace.h>	/* user_enable_single_step */
 #include <linux/kdebug.h>	/* notifier mechanism */
+#include "../../mm/internal.h"	/* munlock_vma_page */
 
 #include <linux/uprobes.h>
 
@@ -141,7 +142,7 @@ static int __replace_page(struct vm_area_struct *vma, unsigned long addr,
 	pte_t *ptep;
 	int err;
 
-	/* freeze PageSwapCache() for try_to_free_swap() below */
+	/* For try_to_free_swap() and munlock_vma_page() below */
 	lock_page(page);
 
 	err = -EAGAIN;
@@ -164,9 +165,12 @@ static int __replace_page(struct vm_area_struct *vma, unsigned long addr,
 	page_remove_rmap(page);
 	if (!page_mapped(page))
 		try_to_free_swap(page);
-	put_page(page);
 	pte_unmap_unlock(ptep, ptl);
 
+	if (vma->vm_flags & VM_LOCKED)
+		munlock_vma_page(page);
+	put_page(page);
+
 	err = 0;
  unlock:
 	unlock_page(page);