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Commit 16cefa8c authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge git://git.linux-nfs.org/pub/linux/nfs-2.6 

* git://git.linux-nfs.org/pub/linux/nfs-2.6: (122 commits)
  sunrpc: drop BKL around wrap and unwrap
  NFSv4: Make sure unlock is really an unlock when cancelling a lock
  NLM: fix source address of callback to client
  SUNRPC client: add interface for binding to a local address
  SUNRPC server: record the destination address of a request
  SUNRPC: cleanup transport creation argument passing
  NFSv4: Make the NFS state model work with the nosharedcache mount option
  NFS: Error when mounting the same filesystem with different options
  NFS: Add the mount option "nosharecache"
  NFS: Add support for mounting NFSv4 file systems with string options
  NFS: Add final pieces to support in-kernel mount option parsing
  NFS: Introduce generic mount client API
  NFS: Add enums and match tables for mount option parsing
  NFS: Improve debugging output in NFS in-kernel mount client
  NFS: Clean up in-kernel NFS mount
  NFS: Remake nfsroot_mount as a permanent part of NFS client
  SUNRPC: Add a convenient default for the hostname when calling rpc_create()
  SUNRPC: Rename rpcb_getport to be consistent with new rpcb_getport_sync name
  SUNRPC: Rename rpcb_getport_external routine
  SUNRPC: Allow rpcbind requests to be interrupted by a signal.
  ...
parents 4fbef206 d8558f99

fs/lockd/host.c

+22 −17
Original line number Original line Diff line number Diff line
@@ -44,9 +44,8 @@ static struct nsm_handle * nsm_find(const struct sockaddr_in *sin, 
 */

 */

static struct nlm_host *

static struct nlm_host *

nlm_lookup_host(int server, const struct sockaddr_in *sin,

nlm_lookup_host(int server, const struct sockaddr_in *sin,

					int proto, int version,

		int proto, int version, const char *hostname,

					const char *hostname,

		int hostname_len, const struct sockaddr_in *ssin)

					int hostname_len)

{

{

	struct hlist_head *chain;

	struct hlist_head *chain;

	struct hlist_node *pos;

	struct hlist_node *pos;
@@ -54,7 +53,9 @@ nlm_lookup_host(int server, const struct sockaddr_in *sin, 
	struct nsm_handle *nsm = NULL;

	struct nsm_handle *nsm = NULL;

	int		hash;

	int		hash;





	dprintk("lockd: nlm_lookup_host(%u.%u.%u.%u, p=%d, v=%d, my role=%s, name=%.*s)\n",

	dprintk("lockd: nlm_lookup_host("NIPQUAD_FMT"->"NIPQUAD_FMT

			", p=%d, v=%d, my role=%s, name=%.*s)\n",

			NIPQUAD(ssin->sin_addr.s_addr),

			NIPQUAD(sin->sin_addr.s_addr), proto, version,

			NIPQUAD(sin->sin_addr.s_addr), proto, version,

			server? "server" : "client",

			server? "server" : "client",

			hostname_len,

			hostname_len,
@@ -91,6 +92,8 @@ nlm_lookup_host(int server, const struct sockaddr_in *sin, 
			continue;

			continue;

		if (host->h_server != server)

		if (host->h_server != server)

			continue;

			continue;

		if (!nlm_cmp_addr(&host->h_saddr, ssin))

			continue;





		/* Move to head of hash chain. */

		/* Move to head of hash chain. */

		hlist_del(&host->h_hash);

		hlist_del(&host->h_hash);
@@ -118,6 +121,7 @@ nlm_lookup_host(int server, const struct sockaddr_in *sin, 
	host->h_name	   = nsm->sm_name;

	host->h_name	   = nsm->sm_name;

	host->h_addr       = *sin;

	host->h_addr       = *sin;

	host->h_addr.sin_port = 0;	/* ouch! */

	host->h_addr.sin_port = 0;	/* ouch! */

	host->h_saddr	   = *ssin;

	host->h_version    = version;

	host->h_version    = version;

	host->h_proto      = proto;

	host->h_proto      = proto;

	host->h_rpcclnt    = NULL;

	host->h_rpcclnt    = NULL;
@@ -161,15 +165,9 @@ nlm_destroy_host(struct nlm_host *host) 
	 */

	 */

	nsm_unmonitor(host);

	nsm_unmonitor(host);





	if ((clnt = host->h_rpcclnt) != NULL) {

	clnt = host->h_rpcclnt;

		if (atomic_read(&clnt->cl_users)) {

	if (clnt != NULL)

			printk(KERN_WARNING

		rpc_shutdown_client(clnt);

				"lockd: active RPC handle\n");

			clnt->cl_dead = 1;

		} else {

			rpc_destroy_client(host->h_rpcclnt);

		}

	}

	kfree(host);

	kfree(host);

}

}
@@ -180,8 +178,10 @@ struct nlm_host * 
nlmclnt_lookup_host(const struct sockaddr_in *sin, int proto, int version,

nlmclnt_lookup_host(const struct sockaddr_in *sin, int proto, int version,

			const char *hostname, int hostname_len)

			const char *hostname, int hostname_len)

{

{

	struct sockaddr_in ssin = {0};



	return nlm_lookup_host(0, sin, proto, version,

	return nlm_lookup_host(0, sin, proto, version,

			       hostname, hostname_len);

			       hostname, hostname_len, &ssin);

}

}





/*

/*
@@ -191,9 +191,12 @@ struct nlm_host * 
nlmsvc_lookup_host(struct svc_rqst *rqstp,

nlmsvc_lookup_host(struct svc_rqst *rqstp,

			const char *hostname, int hostname_len)

			const char *hostname, int hostname_len)

{

{

	struct sockaddr_in ssin = {0};



	ssin.sin_addr = rqstp->rq_daddr.addr;

	return nlm_lookup_host(1, svc_addr_in(rqstp),

	return nlm_lookup_host(1, svc_addr_in(rqstp),

			       rqstp->rq_prot, rqstp->rq_vers,

			       rqstp->rq_prot, rqstp->rq_vers,

			       hostname, hostname_len);

			       hostname, hostname_len, &ssin);

}

}





/*

/*
@@ -204,8 +207,9 @@ nlm_bind_host(struct nlm_host *host) 
{

{

	struct rpc_clnt	*clnt;

	struct rpc_clnt	*clnt;





	dprintk("lockd: nlm_bind_host(%08x)\n",

	dprintk("lockd: nlm_bind_host("NIPQUAD_FMT"->"NIPQUAD_FMT")\n",

			(unsigned)ntohl(host->h_addr.sin_addr.s_addr));

			NIPQUAD(host->h_saddr.sin_addr),

			NIPQUAD(host->h_addr.sin_addr));





	/* Lock host handle */

	/* Lock host handle */

	mutex_lock(&host->h_mutex);

	mutex_lock(&host->h_mutex);
@@ -232,6 +236,7 @@ nlm_bind_host(struct nlm_host *host) 
			.protocol	= host->h_proto,

			.protocol	= host->h_proto,

			.address	= (struct sockaddr *)&host->h_addr,

			.address	= (struct sockaddr *)&host->h_addr,

			.addrsize	= sizeof(host->h_addr),

			.addrsize	= sizeof(host->h_addr),

			.saddress	= (struct sockaddr *)&host->h_saddr,

			.timeout	= &timeparms,

			.timeout	= &timeparms,

			.servername	= host->h_name,

			.servername	= host->h_name,

			.program	= &nlm_program,

			.program	= &nlm_program,

fs/lockd/mon.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -61,6 +61,7 @@ nsm_mon_unmon(struct nsm_handle *nsm, u32 proc, struct nsm_res *res) 
			status);

			status);

	else

	else

		status = 0;

		status = 0;

	rpc_shutdown_client(clnt);

 out:

 out:

	return status;

	return status;

}

}
@@ -138,7 +139,6 @@ nsm_create(void) 
		.program	= &nsm_program,

		.program	= &nsm_program,

		.version	= SM_VERSION,

		.version	= SM_VERSION,

		.authflavor	= RPC_AUTH_NULL,

		.authflavor	= RPC_AUTH_NULL,

		.flags		= (RPC_CLNT_CREATE_ONESHOT),

	};

	};





	return rpc_create(&args);

	return rpc_create(&args);

fs/lockd/svc.c

+0 −6
Original line number Original line Diff line number Diff line
@@ -123,9 +123,6 @@ lockd(struct svc_rqst *rqstp) 
	/* Process request with signals blocked, but allow SIGKILL.  */

	/* Process request with signals blocked, but allow SIGKILL.  */

	allow_signal(SIGKILL);

	allow_signal(SIGKILL);





	/* kick rpciod */

	rpciod_up();



	dprintk("NFS locking service started (ver " LOCKD_VERSION ").\n");

	dprintk("NFS locking service started (ver " LOCKD_VERSION ").\n");





	if (!nlm_timeout)

	if (!nlm_timeout)
@@ -202,9 +199,6 @@ lockd(struct svc_rqst *rqstp) 
	/* Exit the RPC thread */

	/* Exit the RPC thread */

	svc_exit_thread(rqstp);

	svc_exit_thread(rqstp);





	/* release rpciod */

	rpciod_down();



	/* Release module */

	/* Release module */

	unlock_kernel();

	unlock_kernel();

	module_put_and_exit(0);

	module_put_and_exit(0);

fs/nfs/Makefile

+2 −2
Original line number Original line Diff line number Diff line
@@ -6,8 +6,8 @@ obj-$(CONFIG_NFS_FS) += nfs.o 




nfs-y 			:= client.o dir.o file.o getroot.o inode.o super.o nfs2xdr.o \

nfs-y 			:= client.o dir.o file.o getroot.o inode.o super.o nfs2xdr.o \

			   pagelist.o proc.o read.o symlink.o unlink.o \

			   pagelist.o proc.o read.o symlink.o unlink.o \

			   write.o namespace.o

			   write.o namespace.o mount_clnt.o

nfs-$(CONFIG_ROOT_NFS)	+= nfsroot.o mount_clnt.o      

nfs-$(CONFIG_ROOT_NFS)	+= nfsroot.o

nfs-$(CONFIG_NFS_V3)	+= nfs3proc.o nfs3xdr.o

nfs-$(CONFIG_NFS_V3)	+= nfs3proc.o nfs3xdr.o

nfs-$(CONFIG_NFS_V3_ACL)	+= nfs3acl.o

nfs-$(CONFIG_NFS_V3_ACL)	+= nfs3acl.o

nfs-$(CONFIG_NFS_V4)	+= nfs4proc.o nfs4xdr.o nfs4state.o nfs4renewd.o \

nfs-$(CONFIG_NFS_V4)	+= nfs4proc.o nfs4xdr.o nfs4state.o nfs4renewd.o \

fs/nfs/client.c

+1 −27
Original line number Original line Diff line number Diff line
@@ -102,19 +102,10 @@ static struct nfs_client *nfs_alloc_client(const char *hostname, 
					   int nfsversion)

					   int nfsversion)

{

{

	struct nfs_client *clp;

	struct nfs_client *clp;

	int error;





	if ((clp = kzalloc(sizeof(*clp), GFP_KERNEL)) == NULL)

	if ((clp = kzalloc(sizeof(*clp), GFP_KERNEL)) == NULL)

		goto error_0;

		goto error_0;





	error = rpciod_up();

	if (error < 0) {

		dprintk("%s: couldn't start rpciod! Error = %d\n",

				__FUNCTION__, error);

		goto error_1;

	}

	__set_bit(NFS_CS_RPCIOD, &clp->cl_res_state);



	if (nfsversion == 4) {

	if (nfsversion == 4) {

		if (nfs_callback_up() < 0)

		if (nfs_callback_up() < 0)

			goto error_2;

			goto error_2;
@@ -139,8 +130,6 @@ static struct nfs_client *nfs_alloc_client(const char *hostname, 
#ifdef CONFIG_NFS_V4

#ifdef CONFIG_NFS_V4

	init_rwsem(&clp->cl_sem);

	init_rwsem(&clp->cl_sem);

	INIT_LIST_HEAD(&clp->cl_delegations);

	INIT_LIST_HEAD(&clp->cl_delegations);

	INIT_LIST_HEAD(&clp->cl_state_owners);

	INIT_LIST_HEAD(&clp->cl_unused);

	spin_lock_init(&clp->cl_lock);

	spin_lock_init(&clp->cl_lock);

	INIT_DELAYED_WORK(&clp->cl_renewd, nfs4_renew_state);

	INIT_DELAYED_WORK(&clp->cl_renewd, nfs4_renew_state);

	rpc_init_wait_queue(&clp->cl_rpcwaitq, "NFS client");

	rpc_init_wait_queue(&clp->cl_rpcwaitq, "NFS client");
@@ -154,9 +143,6 @@ error_3: 
	if (__test_and_clear_bit(NFS_CS_CALLBACK, &clp->cl_res_state))

	if (__test_and_clear_bit(NFS_CS_CALLBACK, &clp->cl_res_state))

		nfs_callback_down();

		nfs_callback_down();

error_2:

error_2:

	rpciod_down();

	__clear_bit(NFS_CS_RPCIOD, &clp->cl_res_state);

error_1:

	kfree(clp);

	kfree(clp);

error_0:

error_0:

	return NULL;

	return NULL;
@@ -167,16 +153,7 @@ static void nfs4_shutdown_client(struct nfs_client *clp) 
#ifdef CONFIG_NFS_V4

#ifdef CONFIG_NFS_V4

	if (__test_and_clear_bit(NFS_CS_RENEWD, &clp->cl_res_state))

	if (__test_and_clear_bit(NFS_CS_RENEWD, &clp->cl_res_state))

		nfs4_kill_renewd(clp);

		nfs4_kill_renewd(clp);

	while (!list_empty(&clp->cl_unused)) {

	BUG_ON(!RB_EMPTY_ROOT(&clp->cl_state_owners));

		struct nfs4_state_owner *sp;



		sp = list_entry(clp->cl_unused.next,

				struct nfs4_state_owner,

				so_list);

		list_del(&sp->so_list);

		kfree(sp);

	}

	BUG_ON(!list_empty(&clp->cl_state_owners));

	if (__test_and_clear_bit(NFS_CS_IDMAP, &clp->cl_res_state))

	if (__test_and_clear_bit(NFS_CS_IDMAP, &clp->cl_res_state))

		nfs_idmap_delete(clp);

		nfs_idmap_delete(clp);

#endif

#endif
@@ -198,9 +175,6 @@ static void nfs_free_client(struct nfs_client *clp) 
	if (__test_and_clear_bit(NFS_CS_CALLBACK, &clp->cl_res_state))

	if (__test_and_clear_bit(NFS_CS_CALLBACK, &clp->cl_res_state))

		nfs_callback_down();

		nfs_callback_down();





	if (__test_and_clear_bit(NFS_CS_RPCIOD, &clp->cl_res_state))

		rpciod_down();



	kfree(clp->cl_hostname);

	kfree(clp->cl_hostname);

	kfree(clp);

	kfree(clp);