lockd: ratelimit "lockd: cannot monitor" messages
authorJeff Layton <jlayton@primarydata.com>
Fri, 31 Oct 2014 12:28:29 +0000 (08:28 -0400)
committerJ. Bruce Fields <bfields@redhat.com>
Thu, 6 Nov 2014 19:47:33 +0000 (14:47 -0500)
commit9af94fc4e470deab3427d07551725f0bf844ebc8
tree9153754b378bd383b798f256be80f6ff1ebc736e
parenteb63192bb8cc0186265aad4f79fa4fd49c22b021
lockd: ratelimit "lockd: cannot monitor" messages

When lockd can't talk to a remote statd, it'll spew a warning message
to the ring buffer. If the application is really hammering on locks
however, it's possible for that message to spam the logs. Ratelimit it
to minimize the potential for harm.

Reported-by: Ian Collier <imc@cs.ox.ac.uk>
Signed-off-by: Jeff Layton <jlayton@primarydata.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
fs/lockd/mon.c