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NFSv4: Rate limit the state manager warning messages

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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
This commit is contained in:
Trond Myklebust
2012-03-12 18:01:48 -04:00
parent 0097143c12
commit 9a3ba43233
3 changed files with 6 additions and 4 deletions
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4
fs/nfs/nfs4state.c
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@@ -984,7 +984,7 @@ static void nfs_increment_seqid(int status, struct nfs_seqid *seqid)
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 @@ static void nfs4_state_manager(struct nfs_client *clp)
} 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);