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authorAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>2011-01-29 18:43:26 +0530
committerAl Viro <viro@zeniv.linux.org.uk>2011-03-15 02:21:44 -0400
commitbecfd1f37544798cbdfd788f32c827160fab98c1 (patch)
tree80353bdc7e59c661e841d2d0029bb308c0ed4da0 /fs/compat.c
parent990d6c2d7aee921e3bce22b2d6a750fd552262be (diff)
downloadlinux-becfd1f37544798cbdfd788f32c827160fab98c1.tar.gz
vfs: Add open by file handle support
[AV: duplicate of open() guts removed; file_open_root() used instead] Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/compat.c')
-rw-r--r--fs/compat.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/fs/compat.c b/fs/compat.c
index a071775f3bb..c6d31a3bab8 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -2284,3 +2284,16 @@ asmlinkage long compat_sys_timerfd_gettime(int ufd,
}
#endif /* CONFIG_TIMERFD */
+
+#ifdef CONFIG_FHANDLE
+/*
+ * Exactly like fs/open.c:sys_open_by_handle_at(), except that it
+ * doesn't set the O_LARGEFILE flag.
+ */
+asmlinkage long
+compat_sys_open_by_handle_at(int mountdirfd,
+ struct file_handle __user *handle, int flags)
+{
+ return do_handle_open(mountdirfd, handle, flags);
+}
+#endif