VM: add "vm_munmap()" helper function

[linux-flexiantxendom0-3.2.10.git] / arch / sparc / kernel / sys_sparc_64.c

diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c
index 232df99..022e57a 100644 (file)
--- a/arch/sparc/kernel/sys_sparc_64.c
+++ b/arch/sparc/kernel/sys_sparc_64.c
@@ -566,15 +566,10 @@ out:
 
 SYSCALL_DEFINE2(64_munmap, unsigned long, addr, size_t, len)
 {
-       long ret;
-
        if (invalid_64bit_range(addr, len))
                return -EINVAL;
 
-       down_write(&current->mm->mmap_sem);
-       ret = do_munmap(current->mm, addr, len);
-       up_write(&current->mm->mmap_sem);
-       return ret;
+       return vm_munmap(current->mm, addr, len);
 }
 
 extern unsigned long do_mremap(unsigned long addr,