NFSv4: Rate limit the state manager warning messages
Prevent the state manager from filling up system logs when recovery
fails on the server.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: stable@vger.kernel.org
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 7c58607..cb708b2 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -984,7 +984,7 @@
case -NFS4ERR_BAD_SEQID:
if (seqid->sequence->flags & NFS_SEQID_CONFIRMED)
return;
- printk(KERN_WARNING "NFS: v4 server returned a bad"
+ pr_warn_ratelimited("NFS: v4 server returned a bad"
" sequence-id error on an"
" unconfirmed sequence %p!\n",
seqid->sequence);
@@ -1840,7 +1840,7 @@
} while (atomic_read(&clp->cl_count) > 1);
return;
out_error:
- printk(KERN_WARNING "NFS: state manager failed on NFSv4 server %s"
+ pr_warn_ratelimited("NFS: state manager failed on NFSv4 server %s"
" with error %d\n", clp->cl_hostname, -status);
nfs4_end_drain_session(clp);
nfs4_clear_state_manager_bit(clp);