tree 49407857425a7b83629bd51efde388448bbd24c7
parent 1ae9bd8b7e4912b238a14adc7c559a7ecbb9c062
author Al Viro <viro@zeniv.linux.org.uk> 1525352433 -0400
committer Al Viro <viro@zeniv.linux.org.uk> 1527358828 -0400

don't bother with tid_fd_revalidate() in lookups

what we want it for is actually updating inode metadata;
take _that_ into a separate helper and use it.

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