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[PATCH] knfsd: ratelimit some nfsd messages that are triggered by external events

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Also remove {NFSD,RPC}_PARANOIA as having the defines doesn't really add
anything.

The printks covered by RPC_PARANOIA were triggered by badly formatted
packets and so should be ratelimited.

Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
NeilBrown
2007-01-29 13:19:52 -08:00
committed by Linus Torvalds
parent d019bcf0eb
commit 34e9a63b4f
5 changed files with 30 additions and 31 deletions
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12
net/sunrpc/svcsock.c
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@@ -1062,15 +1062,19 @@ svc_tcp_recvfrom(struct svc_rqst *rqstp)
* bit set in the fragment length header.
* But apparently no known nfs clients send fragmented
* records. */
printk(KERN_NOTICE "RPC: bad TCP reclen 0x%08lx (non-terminal)\n",
(unsigned long) svsk->sk_reclen);
if (net_ratelimit())
printk(KERN_NOTICE "RPC: bad TCP reclen 0x%08lx"
" (non-terminal)\n",
(unsigned long) svsk->sk_reclen);
goto err_delete;
}
svsk->sk_reclen &= 0x7fffffff;
dprintk("svc: TCP record, %d bytes\n", svsk->sk_reclen);
if (svsk->sk_reclen > serv->sv_max_mesg) {
printk(KERN_NOTICE "RPC: bad TCP reclen 0x%08lx (large)\n",
(unsigned long) svsk->sk_reclen);
if (net_ratelimit())
printk(KERN_NOTICE "RPC: bad TCP reclen 0x%08lx"
" (large)\n",
(unsigned long) svsk->sk_reclen);
goto err_delete;
}
}