do_lookup() fix
authorAl Viro <viro@zeniv.linux.org.uk>
Sat, 15 Jan 2011 18:12:53 +0000 (13:12 -0500)
committerAl Viro <viro@zeniv.linux.org.uk>
Sun, 16 Jan 2011 01:03:39 +0000 (20:03 -0500)
commit1a8edf40e7c3eee955e0dd0316a7c9d85e36f597
treee9776058ac678d6f8b29429e77d2de58dcc83608
parentd73b388459b1ee2e80f8ff9c1916d75640d7d920
do_lookup() fix

do_lookup() has a path leading from LOOKUP_RCU case to non-RCU
crossing of mountpoints, which breaks things badly.  If we
hit need_revalidate: and do nothing in there, we need to come
back into LOOKUP_RCU half of things, not to done: in non-RCU
one.

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