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authorLinus Torvalds <torvalds@linux-foundation.org>2012-04-20 16:20:01 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-04-20 17:29:13 -0700
commita46ef99d80817a167477ed1c8b4d90ee0c2e726f (patch)
tree3d8c980c627e8b9c009dbf63628a9be8b8d1069f /include
parente4eb1ff61b323d6141614e5458a1f53c7046ff8e (diff)
downloadlinux-linaro-stable-a46ef99d80817a167477ed1c8b4d90ee0c2e726f.tar.gz
VM: add "vm_munmap()" helper function
Like the vm_brk() function, this is the same as "do_munmap()", except it does the VM locking for the caller. Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mm.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index bfee4ad6680b..cb61950a3aa1 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1417,6 +1417,7 @@ extern int do_munmap(struct mm_struct *, unsigned long, size_t);
/* These take the mm semaphore themselves */
extern unsigned long vm_brk(unsigned long, unsigned long);
+extern int vm_munmap(struct mm_struct *, unsigned long, size_t);
/* truncate.c */
extern void truncate_inode_pages(struct address_space *, loff_t);