tree d233c7027f26869485f96556cc9cddacbb3a8f2d
parent 5e608671dfbfd6a9556c31df65a4f147439eed59
author Al Viro <viro@zeniv.linux.org.uk> 1362185310 -0500
committer Al Viro <viro@zeniv.linux.org.uk> 1362185310 -0500

cache the value of file_inode() in struct file

Note that this thing does *not* contribute to inode refcount;
it's pinned down by dentry.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>