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Commit 5216a8e7 authored by Pavel Emelyanov's avatar Pavel Emelyanov Committed by Trond Myklebust
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Wrap buffers used for rpc debug printks into RPC_IFDEBUG 



Sorry for the noise, but here's the v3 of this compilation fix :)

There are some places, which declare the char buf[...] on the stack
to push it later into dprintk(). Since the dprintk sometimes (if the
CONFIG_SYSCTL=n) becomes an empty do { } while (0) stub, these buffers
cause gcc to produce appropriate warnings.

Wrap these buffers with RPC_IFDEBUG macro, as Trond proposed, to
compile them out when not needed.

Signed-off-by: default avatarPavel Emelyanov <xemul@openvz.org>
Acked-by: default avatarJ. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent 90dc7d27

fs/lockd/svc.c

+1 −1
Original line number Diff line number Diff line
@@ -153,7 +153,7 @@ lockd(struct svc_rqst *rqstp) 
	 */

	while ((nlmsvc_users || !signalled()) && nlmsvc_pid == current->pid) {

		long timeout = MAX_SCHEDULE_TIMEOUT;

		char buf[RPC_MAX_ADDRBUFLEN];

		RPC_IFDEBUG(char buf[RPC_MAX_ADDRBUFLEN]);



		if (signalled()) {

			flush_signals(current);

fs/nfs/callback.c

+1 −1
Original line number Diff line number Diff line
@@ -172,7 +172,7 @@ void nfs_callback_down(void) 
static int nfs_callback_authenticate(struct svc_rqst *rqstp)

{

	struct nfs_client *clp;

	char buf[RPC_MAX_ADDRBUFLEN];

	RPC_IFDEBUG(char buf[RPC_MAX_ADDRBUFLEN]);



	/* Don't talk to strangers */

	clp = nfs_find_client(svc_addr(rqstp), 4);

fs/nfsd/nfsfh.c

+1 −1
Original line number Diff line number Diff line
@@ -101,7 +101,7 @@ static __be32 nfsd_setuser_and_check_port(struct svc_rqst *rqstp, 
{

	/* Check if the request originated from a secure port. */

	if (!rqstp->rq_secure && EX_SECURE(exp)) {

		char buf[RPC_MAX_ADDRBUFLEN];

		RPC_IFDEBUG(char buf[RPC_MAX_ADDRBUFLEN]);

		dprintk(KERN_WARNING

		       "nfsd: request from insecure port %s!\n",

		       svc_print_addr(rqstp, buf, sizeof(buf)));

net/sunrpc/svcsock.c

+3 −3
Original line number Diff line number Diff line
@@ -175,7 +175,7 @@ static int svc_sendto(struct svc_rqst *rqstp, struct xdr_buf *xdr) 
	size_t		base = xdr->page_base;

	unsigned int	pglen = xdr->page_len;

	unsigned int	flags = MSG_MORE;

	char		buf[RPC_MAX_ADDRBUFLEN];

	RPC_IFDEBUG(char buf[RPC_MAX_ADDRBUFLEN]);



	slen = xdr->len;
@@ -716,7 +716,7 @@ static struct svc_xprt *svc_tcp_accept(struct svc_xprt *xprt) 
	struct socket	*newsock;

	struct svc_sock	*newsvsk;

	int		err, slen;

	char		buf[RPC_MAX_ADDRBUFLEN];

	RPC_IFDEBUG(char buf[RPC_MAX_ADDRBUFLEN]);



	dprintk("svc: tcp_accept %p sock %p\n", svsk, sock);

	if (!sock)
@@ -1206,10 +1206,10 @@ static struct svc_xprt *svc_create_socket(struct svc_serv *serv, 
	struct socket	*sock;

	int		error;

	int		type;

	char		buf[RPC_MAX_ADDRBUFLEN];

	struct sockaddr_storage addr;

	struct sockaddr *newsin = (struct sockaddr *)&addr;

	int		newlen;

	RPC_IFDEBUG(char buf[RPC_MAX_ADDRBUFLEN]);



	dprintk("svc: svc_create_socket(%s, %d, %s)\n",

			serv->sv_program->pg_name, protocol,