Merge branch 'master'

16 files changed, 77 insertions, 105 deletions

diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index e7d26d9943c..8ce0ce2ee48 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -71,7 +71,7 @@ struct ipfrag_skb_cb
 
 /* Describe an entry in the "incomplete datagrams" queue. */
 struct ipq {
-	struct ipq	*next;		/* linked list pointers			*/
+	struct hlist_node list;
 	struct list_head lru_list;	/* lru list member 			*/
 	u32		user;
 	u32		saddr;
@@ -89,7 +89,6 @@ struct ipq {
 	spinlock_t	lock;
 	atomic_t	refcnt;
 	struct timer_list timer;	/* when will this queue expire?		*/
-	struct ipq	**pprev;
 	int		iif;
 	struct timeval	stamp;
 };
@@ -99,7 +98,7 @@ struct ipq {
 #define IPQ_HASHSZ	64
 
 /* Per-bucket lock is easy to add now. */
-static struct ipq *ipq_hash[IPQ_HASHSZ];
+static struct hlist_head ipq_hash[IPQ_HASHSZ];
 static DEFINE_RWLOCK(ipfrag_lock);
 static u32 ipfrag_hash_rnd;
 static LIST_HEAD(ipq_lru_list);
@@ -107,9 +106,7 @@ int ip_frag_nqueues = 0;
 
 static __inline__ void __ipq_unlink(struct ipq *qp)
 {
-	if(qp->next)
-		qp->next->pprev = qp->pprev;
-	*qp->pprev = qp->next;
+	hlist_del(&qp->list);
 	list_del(&qp->lru_list);
 	ip_frag_nqueues--;
 }
@@ -139,27 +136,18 @@ static void ipfrag_secret_rebuild(unsigned long dummy)
 	get_random_bytes(&ipfrag_hash_rnd, sizeof(u32));
 	for (i = 0; i < IPQ_HASHSZ; i++) {
 		struct ipq *q;
+		struct hlist_node *p, *n;
 
-		q = ipq_hash[i];
-		while (q) {
-			struct ipq *next = q->next;
+		hlist_for_each_entry_safe(q, p, n, &ipq_hash[i], list) {
 			unsigned int hval = ipqhashfn(q->id, q->saddr,
 						      q->daddr, q->protocol);
 
 			if (hval != i) {
-				/* Unlink. */
-				if (q->next)
-					q->next->pprev = q->pprev;
-				*q->pprev = q->next;
+				hlist_del(&q->list);
 
 				/* Relink to new hash chain. */
-				if ((q->next = ipq_hash[hval]) != NULL)
-					q->next->pprev = &q->next;
-				ipq_hash[hval] = q;
-				q->pprev = &ipq_hash[hval];
+				hlist_add_head(&q->list, &ipq_hash[hval]);
 			}
-
-			q = next;
 		}
 	}
 	write_unlock(&ipfrag_lock);
@@ -310,14 +298,16 @@ out:
 static struct ipq *ip_frag_intern(unsigned int hash, struct ipq *qp_in)
 {
 	struct ipq *qp;
-
+#ifdef CONFIG_SMP
+	struct hlist_node *n;
+#endif
 	write_lock(&ipfrag_lock);
 #ifdef CONFIG_SMP
 	/* With SMP race we have to recheck hash table, because
 	 * such entry could be created on other cpu, while we
 	 * promoted read lock to write lock.
 	 */
-	for(qp = ipq_hash[hash]; qp; qp = qp->next) {
+	hlist_for_each_entry(qp, n, &ipq_hash[hash], list) {
 		if(qp->id == qp_in->id		&&
 		   qp->saddr == qp_in->saddr	&&
 		   qp->daddr == qp_in->daddr	&&
@@ -337,10 +327,7 @@ static struct ipq *ip_frag_intern(unsigned int hash, struct ipq *qp_in)
 		atomic_inc(&qp->refcnt);
 
 	atomic_inc(&qp->refcnt);
-	if((qp->next = ipq_hash[hash]) != NULL)
-		qp->next->pprev = &qp->next;
-	ipq_hash[hash] = qp;
-	qp->pprev = &ipq_hash[hash];
+	hlist_add_head(&qp->list, &ipq_hash[hash]);
 	INIT_LIST_HEAD(&qp->lru_list);
 	list_add_tail(&qp->lru_list, &ipq_lru_list);
 	ip_frag_nqueues++;
@@ -392,9 +379,10 @@ static inline struct ipq *ip_find(struct iphdr *iph, u32 user)
 	__u8 protocol = iph->protocol;
 	unsigned int hash = ipqhashfn(id, saddr, daddr, protocol);
 	struct ipq *qp;
+	struct hlist_node *n;
 
 	read_lock(&ipfrag_lock);
-	for(qp = ipq_hash[hash]; qp; qp = qp->next) {
+	hlist_for_each_entry(qp, n, &ipq_hash[hash], list) {
 		if(qp->id == id		&&
 		   qp->saddr == saddr	&&
 		   qp->daddr == daddr	&&
diff --git a/net/ipv4/netfilter/ip_conntrack_ftp.c b/net/ipv4/netfilter/ip_conntrack_ftp.c
index d77d6b3f5f8..59e12b02b22 100644
--- a/net/ipv4/netfilter/ip_conntrack_ftp.c
+++ b/net/ipv4/netfilter/ip_conntrack_ftp.c
@@ -29,9 +29,9 @@ static char *ftp_buffer;
 static DEFINE_SPINLOCK(ip_ftp_lock);
 
 #define MAX_PORTS 8
-static short ports[MAX_PORTS];
+static unsigned short ports[MAX_PORTS];
 static int ports_c;
-module_param_array(ports, short, &ports_c, 0400);
+module_param_array(ports, ushort, &ports_c, 0400);
 
 static int loose;
 module_param(loose, int, 0600);
diff --git a/net/ipv4/netfilter/ip_conntrack_irc.c b/net/ipv4/netfilter/ip_conntrack_irc.c
index 15457415a4f..2dea1db1440 100644
--- a/net/ipv4/netfilter/ip_conntrack_irc.c
+++ b/net/ipv4/netfilter/ip_conntrack_irc.c
@@ -34,7 +34,7 @@
 #include <linux/moduleparam.h>
 
 #define MAX_PORTS 8
-static short ports[MAX_PORTS];
+static unsigned short ports[MAX_PORTS];
 static int ports_c;
 static int max_dcc_channels = 8;
 static unsigned int dcc_timeout = 300;
@@ -52,7 +52,7 @@ EXPORT_SYMBOL_GPL(ip_nat_irc_hook);
 MODULE_AUTHOR("Harald Welte <laforge@netfilter.org>");
 MODULE_DESCRIPTION("IRC (DCC) connection tracking helper");
 MODULE_LICENSE("GPL");
-module_param_array(ports, short, &ports_c, 0400);
+module_param_array(ports, ushort, &ports_c, 0400);
 MODULE_PARM_DESC(ports, "port numbers of IRC servers");
 module_param(max_dcc_channels, int, 0400);
 MODULE_PARM_DESC(max_dcc_channels, "max number of expected DCC channels per IRC session");
diff --git a/net/ipv4/netfilter/ip_conntrack_tftp.c b/net/ipv4/netfilter/ip_conntrack_tftp.c
index a78736b8525..d3c5a371f99 100644
--- a/net/ipv4/netfilter/ip_conntrack_tftp.c
+++ b/net/ipv4/netfilter/ip_conntrack_tftp.c
@@ -26,9 +26,9 @@ MODULE_DESCRIPTION("tftp connection tracking helper");
 MODULE_LICENSE("GPL");
 
 #define MAX_PORTS 8
-static short ports[MAX_PORTS];
+static unsigned short ports[MAX_PORTS];
 static int ports_c;
-module_param_array(ports, short, &ports_c, 0400);
+module_param_array(ports, ushort, &ports_c, 0400);
 MODULE_PARM_DESC(ports, "port numbers of tftp servers");
 
 #if 0
diff --git a/net/ipv4/tcp_highspeed.c b/net/ipv4/tcp_highspeed.c
index 82b3c189bd7..63cf7e54084 100644
--- a/net/ipv4/tcp_highspeed.c
+++ b/net/ipv4/tcp_highspeed.c
@@ -111,7 +111,7 @@ static void hstcp_init(struct sock *sk)
 }
 
 static void hstcp_cong_avoid(struct sock *sk, u32 adk, u32 rtt,
-			     u32 in_flight, u32 pkts_acked)
+			     u32 in_flight, int data_acked)
 {
 	struct tcp_sock *tp = tcp_sk(sk);
 	struct hstcp *ca = inet_csk_ca(sk);
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 40a26b7157b..bf2e23086bc 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -367,7 +367,7 @@ static void tcp_rcv_rtt_update(struct tcp_sock *tp, u32 sample, int win_dep)
 		 * are stalled on filesystem I/O.
 		 *
 		 * Also, since we are only going for a minimum in the
-		 * non-timestamp case, we do not smoother things out
+		 * non-timestamp case, we do not smooth things out
 		 * else with timestamps disabled convergence takes too
 		 * long.
 		 */
@@ -546,7 +546,7 @@ static void tcp_rtt_estimator(struct sock *sk, const __u32 mrtt)
 	 *
 	 * Funny. This algorithm seems to be very broken.
 	 * These formulae increase RTO, when it should be decreased, increase
-	 * too slowly, when it should be increased fastly, decrease too fastly
+	 * too slowly, when it should be increased quickly, decrease too quickly
 	 * etc. I guess in BSD RTO takes ONE value, so that it is absolutely
 	 * does not matter how to _calculate_ it. Seems, it was trap
 	 * that VJ failed to avoid. 8)
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index ddcf7754eec..56a09a4ac41 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -1045,9 +1045,10 @@ int ipv6_dev_get_saddr(struct net_device *daddr_dev,
 			}
 #endif
 			/* Rule 8: Use longest matching prefix */
-			if (hiscore.rule < 8)
+			if (hiscore.rule < 8) {
 				hiscore.matchlen = ipv6_addr_diff(&ifa_result->addr, daddr);
-			score.rule++;
+				hiscore.rule++;
+			}
 			score.matchlen = ipv6_addr_diff(&ifa->addr, daddr);
 			if (score.matchlen > hiscore.matchlen) {
 				score.rule = 8;
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index 003fd99ff59..25757ade989 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -287,7 +287,7 @@ int ipv6_setsockopt(struct sock *sk, int level, int optname,
 	{
 		struct ipv6_txoptions *opt;
 		if (optlen == 0)
-			optval = 0;
+			optval = NULL;
 
 		/* hop-by-hop / destination options are privileged option */
 		retv = -EPERM;
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index e4fe9ee484d..5d316cb72ec 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -74,7 +74,7 @@ struct ip6frag_skb_cb
 
 struct frag_queue
 {
-	struct frag_queue	*next;
+	struct hlist_node	list;
 	struct list_head lru_list;		/* lru list member	*/
 
 	__u32			id;		/* fragment id		*/
@@ -95,14 +95,13 @@ struct frag_queue
 #define FIRST_IN		2
 #define LAST_IN			1
 	__u16			nhoffset;
-	struct frag_queue	**pprev;
 };
 
 /* Hash table. */
 
 #define IP6Q_HASHSZ	64
 
-static struct frag_queue *ip6_frag_hash[IP6Q_HASHSZ];
+static struct hlist_head ip6_frag_hash[IP6Q_HASHSZ];
 static DEFINE_RWLOCK(ip6_frag_lock);
 static u32 ip6_frag_hash_rnd;
 static LIST_HEAD(ip6_frag_lru_list);
@@ -110,9 +109,7 @@ int ip6_frag_nqueues = 0;
 
 static __inline__ void __fq_unlink(struct frag_queue *fq)
 {
-	if(fq->next)
-		fq->next->pprev = fq->pprev;
-	*fq->pprev = fq->next;
+	hlist_del(&fq->list);
 	list_del(&fq->lru_list);
 	ip6_frag_nqueues--;
 }
@@ -163,28 +160,21 @@ static void ip6_frag_secret_rebuild(unsigned long dummy)
 	get_random_bytes(&ip6_frag_hash_rnd, sizeof(u32));
 	for (i = 0; i < IP6Q_HASHSZ; i++) {
 		struct frag_queue *q;
+		struct hlist_node *p, *n;
 
-		q = ip6_frag_hash[i];
-		while (q) {
-			struct frag_queue *next = q->next;
+		hlist_for_each_entry_safe(q, p, n, &ip6_frag_hash[i], list) {
 			unsigned int hval = ip6qhashfn(q->id,
 						       &q->saddr,
 						       &q->daddr);
 
 			if (hval != i) {
-				/* Unlink. */
-				if (q->next)
-					q->next->pprev = q->pprev;
-				*q->pprev = q->next;
+				hlist_del(&q->list);
 
 				/* Relink to new hash chain. */
-				if ((q->next = ip6_frag_hash[hval]) != NULL)
-					q->next->pprev = &q->next;
-				ip6_frag_hash[hval] = q;
-				q->pprev = &ip6_frag_hash[hval];
-			}
+				hlist_add_head(&q->list,
+					       &ip6_frag_hash[hval]);
 
-			q = next;
+			}
 		}
 	}
 	write_unlock(&ip6_frag_lock);
@@ -337,10 +327,13 @@ static struct frag_queue *ip6_frag_intern(unsigned int hash,
 					  struct frag_queue *fq_in)
 {
 	struct frag_queue *fq;
+#ifdef CONFIG_SMP
+	struct hlist_node *n;
+#endif
 
 	write_lock(&ip6_frag_lock);
 #ifdef CONFIG_SMP
-	for (fq = ip6_frag_hash[hash]; fq; fq = fq->next) {
+	hlist_for_each_entry(fq, n, &ip6_frag_hash[hash], list) {
 		if (fq->id == fq_in->id && 
 		    ipv6_addr_equal(&fq_in->saddr, &fq->saddr) &&
 		    ipv6_addr_equal(&fq_in->daddr, &fq->daddr)) {
@@ -358,10 +351,7 @@ static struct frag_queue *ip6_frag_intern(unsigned int hash,
 		atomic_inc(&fq->refcnt);
 
 	atomic_inc(&fq->refcnt);
-	if((fq->next = ip6_frag_hash[hash]) != NULL)
-		fq->next->pprev = &fq->next;
-	ip6_frag_hash[hash] = fq;
-	fq->pprev = &ip6_frag_hash[hash];
+	hlist_add_head(&fq->list, &ip6_frag_hash[hash]);
 	INIT_LIST_HEAD(&fq->lru_list);
 	list_add_tail(&fq->lru_list, &ip6_frag_lru_list);
 	ip6_frag_nqueues++;
@@ -401,10 +391,11 @@ static __inline__ struct frag_queue *
 fq_find(u32 id, struct in6_addr *src, struct in6_addr *dst)
 {
 	struct frag_queue *fq;
+	struct hlist_node *n;
 	unsigned int hash = ip6qhashfn(id, src, dst);
 
 	read_lock(&ip6_frag_lock);
-	for(fq = ip6_frag_hash[hash]; fq; fq = fq->next) {
+	hlist_for_each_entry(fq, n, &ip6_frag_hash[hash], list) {
 		if (fq->id == id && 
 		    ipv6_addr_equal(src, &fq->saddr) &&
 		    ipv6_addr_equal(dst, &fq->daddr)) {
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 9a71a8d1078..a7a537b5059 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1732,7 +1732,7 @@ int inet6_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)
 		/*
 		 * 2. allocate and initialize walker.
 		 */
-		w = kmalloc(sizeof(*w), GFP_KERNEL);
+		w = kmalloc(sizeof(*w), GFP_ATOMIC);
 		if (w == NULL)
 			return -ENOMEM;
 		RT6_TRACE("dump<%p", w);
diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c
index 59d02cbbeb9..c3f0b078345 100644
--- a/net/llc/af_llc.c
+++ b/net/llc/af_llc.c
@@ -116,7 +116,9 @@ static int llc_ui_send_data(struct sock* sk, struct sk_buff *skb, int noblock)
 	struct llc_sock* llc = llc_sk(sk);
 	int rc = 0;
 
-	if (unlikely(llc_data_accept_state(llc->state) || llc->p_flag)) {
+	if (unlikely(llc_data_accept_state(llc->state) || 
+		     llc->remote_busy_flag ||
+		     llc->p_flag)) {
 		long timeout = sock_sndtimeo(sk, noblock);
 
 		rc = llc_ui_wait_for_busy_core(sk, timeout);
@@ -542,6 +544,7 @@ static int llc_ui_wait_for_busy_core(struct sock *sk, long timeout)
 		if (sk_wait_event(sk, &timeout,
 				  (sk->sk_shutdown & RCV_SHUTDOWN) ||
 				  (!llc_data_accept_state(llc->state) &&
+				   !llc->remote_busy_flag &&
 				   !llc->p_flag)))
 			break;
 		rc = -ERESTARTSYS;
diff --git a/net/llc/llc_c_ac.c b/net/llc/llc_c_ac.c
index b0bcfb1f12d..8169f24ed33 100644
--- a/net/llc/llc_c_ac.c
+++ b/net/llc/llc_c_ac.c
@@ -866,7 +866,8 @@ int llc_conn_ac_send_ack_if_needed(struct sock *sk, struct sk_buff *skb)
 		llc->ack_must_be_send = 1;
 		llc->ack_pf = pf_bit & 1;
 	}
-	if (((llc->vR - llc->first_pdu_Ns + 129) % 128) >= llc->npta) {
+	if (((llc->vR - llc->first_pdu_Ns + 1 + LLC_2_SEQ_NBR_MODULO)
+			% LLC_2_SEQ_NBR_MODULO) >= llc->npta) {
 		llc_conn_ac_send_rr_rsp_f_set_ackpf(sk, skb);
 		llc->ack_must_be_send	= 0;
 		llc->ack_pf		= 0;
@@ -994,8 +995,8 @@ static int llc_conn_ac_inc_npta_value(struct sock *sk, struct sk_buff *skb)
 		llc->dec_step = 0;
 		llc->dec_cntr = llc->inc_cntr = 2;
 		++llc->npta;
-		if (llc->npta > 127)
-			llc->npta = 127 ;
+		if (llc->npta > (u8) ~LLC_2_SEQ_NBR_MODULO)
+			llc->npta = (u8) ~LLC_2_SEQ_NBR_MODULO;
 	} else
 		--llc->inc_cntr;
 	return 0;
@@ -1065,9 +1066,10 @@ int llc_conn_ac_dec_tx_win_size(struct sock *sk, struct sk_buff *skb)
 	struct llc_sock *llc = llc_sk(sk);
 	u8 unacked_pdu = skb_queue_len(&llc->pdu_unack_q);
 
-	llc->k -= unacked_pdu;
-	if (llc->k < 2)
-		llc->k = 2;
+	if (llc->k - unacked_pdu < 1)
+		llc->k = 1;
+	else
+		llc->k -= unacked_pdu;
 	return 0;
 }
 
@@ -1084,8 +1086,8 @@ int llc_conn_ac_inc_tx_win_size(struct sock *sk, struct sk_buff *skb)
 	struct llc_sock *llc = llc_sk(sk);
 
 	llc->k += 1;
-	if (llc->k > 128)
-		llc->k = 128 ;
+	if (llc->k > (u8) ~LLC_2_SEQ_NBR_MODULO)
+		llc->k = (u8) ~LLC_2_SEQ_NBR_MODULO;
 	return 0;
 }
 
@@ -1309,7 +1311,7 @@ int llc_conn_ac_set_vs_nr(struct sock *sk, struct sk_buff *skb)
 
 static int llc_conn_ac_inc_vs_by_1(struct sock *sk, struct sk_buff *skb)
 {
-	llc_sk(sk)->vS = (llc_sk(sk)->vS + 1) % 128;
+	llc_sk(sk)->vS = (llc_sk(sk)->vS + 1) % LLC_2_SEQ_NBR_MODULO;
 	return 0;
 }
 
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index 9a67c796b38..1da678303d7 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -387,7 +387,7 @@ nf_ct_invert_tuple(struct nf_conntrack_tuple *inverse,
 static void nf_ct_unlink_expect(struct nf_conntrack_expect *exp)
 {
 	ASSERT_WRITE_LOCK(&nf_conntrack_lock);
-	NF_CT_ASSERT(!timer_pending(&exp_timeout));
+	NF_CT_ASSERT(!timer_pending(&exp->timeout));
 	list_del(&exp->list);
 	NF_CT_STAT_INC(expect_delete);
 	exp->master->expecting--;
@@ -1395,6 +1395,13 @@ void nf_conntrack_cleanup(void)
 	kmem_cache_destroy(nf_conntrack_expect_cachep);
 	free_conntrack_hash(nf_conntrack_hash, nf_conntrack_vmalloc,
 			    nf_conntrack_htable_size);
+
+	/* free l3proto protocol tables */
+	for (i = 0; i < PF_MAX; i++)
+		if (nf_ct_protos[i]) {
+			kfree(nf_ct_protos[i]);
+			nf_ct_protos[i] = NULL;
+		}
 }
 
 static struct list_head *alloc_hashtable(int size, int *vmalloced)
diff --git a/net/netfilter/nf_conntrack_standalone.c b/net/netfilter/nf_conntrack_standalone.c
index 45224db4fe2..5af381f9fe3 100644
--- a/net/netfilter/nf_conntrack_standalone.c
+++ b/net/netfilter/nf_conntrack_standalone.c
@@ -694,7 +694,7 @@ static int init_or_cleanup(int init)
  cleanup_proc_stat:
 #endif
 #ifdef CONFIG_PROC_FS
-	proc_net_remove("nf_conntrack_stat");
+	remove_proc_entry("nf_conntrack", proc_net_stat);
  cleanup_proc_exp:
 	proc_net_remove("nf_conntrack_expect");
  cleanup_proc:
diff --git a/net/sched/Kconfig b/net/sched/Kconfig
index 7f34e7fd767..55cd5327fbd 100644
--- a/net/sched/Kconfig
+++ b/net/sched/Kconfig
@@ -40,9 +40,10 @@ config NET_SCHED
 	  The available schedulers are listed in the following questions; you
 	  can say Y to as many as you like. If unsure, say N now.
 
+if NET_SCHED
+
 choice
 	prompt "Packet scheduler clock source"
-	depends on NET_SCHED
 	default NET_SCH_CLK_JIFFIES
 	---help---
 	  Packet schedulers need a monotonic clock that increments at a static
@@ -98,11 +99,9 @@ config NET_SCH_CLK_CPU
 endchoice
 
 comment "Queueing/Scheduling"
-	depends on NET_SCHED
 
 config NET_SCH_CBQ
 	tristate "Class Based Queueing (CBQ)"
-	depends on NET_SCHED
 	---help---
 	  Say Y here if you want to use the Class-Based Queueing (CBQ) packet
 	  scheduling algorithm. This algorithm classifies the waiting packets
@@ -120,7 +119,6 @@ config NET_SCH_CBQ
 
 config NET_SCH_HTB
 	tristate "Hierarchical Token Bucket (HTB)"
-	depends on NET_SCHED
 	---help---
 	  Say Y here if you want to use the Hierarchical Token Buckets (HTB)
 	  packet scheduling algorithm. See
@@ -135,7 +133,6 @@ config NET_SCH_HTB
 
 config NET_SCH_HFSC
 	tristate "Hierarchical Fair Service Curve (HFSC)"
-	depends on NET_SCHED
 	---help---
 	  Say Y here if you want to use the Hierarchical Fair Service Curve
 	  (HFSC) packet scheduling algorithm.
@@ -145,7 +142,7 @@ config NET_SCH_HFSC
 
 config NET_SCH_ATM
 	tristate "ATM Virtual Circuits (ATM)"
-	depends on NET_SCHED && ATM
+	depends on ATM
 	---help---
 	  Say Y here if you want to use the ATM pseudo-scheduler.  This
 	  provides a framework for invoking classifiers, which in turn
@@ -159,7 +156,6 @@ config NET_SCH_ATM
 
 config NET_SCH_PRIO
 	tristate "Multi Band Priority Queueing (PRIO)"
-	depends on NET_SCHED
 	---help---
 	  Say Y here if you want to use an n-band priority queue packet
 	  scheduler.
@@ -169,7 +165,6 @@ config NET_SCH_PRIO
 
 config NET_SCH_RED
 	tristate "Random Early Detection (RED)"
-	depends on NET_SCHED
 	---help---
 	  Say Y here if you want to use the Random Early Detection (RED)
 	  packet scheduling algorithm.
@@ -181,7 +176,6 @@ config NET_SCH_RED
 
 config NET_SCH_SFQ
 	tristate "Stochastic Fairness Queueing (SFQ)"
-	depends on NET_SCHED
 	---help---
 	  Say Y here if you want to use the Stochastic Fairness Queueing (SFQ)
 	  packet scheduling algorithm .
@@ -193,7 +187,6 @@ config NET_SCH_SFQ
 
 config NET_SCH_TEQL
 	tristate "True Link Equalizer (TEQL)"
-	depends on NET_SCHED
 	---help---
 	  Say Y here if you want to use the True Link Equalizer (TLE) packet
 	  scheduling algorithm. This queueing discipline allows the combination
@@ -206,7 +199,6 @@ config NET_SCH_TEQL
 
 config NET_SCH_TBF
 	tristate "Token Bucket Filter (TBF)"
-	depends on NET_SCHED
 	---help---
 	  Say Y here if you want to use the Token Bucket Filter (TBF) packet
 	  scheduling algorithm.
@@ -218,7 +210,6 @@ config NET_SCH_TBF
 
 config NET_SCH_GRED
 	tristate "Generic Random Early Detection (GRED)"
-	depends on NET_SCHED
 	---help---
 	  Say Y here if you want to use the Generic Random Early Detection
 	  (GRED) packet scheduling algorithm for some of your network devices
@@ -230,7 +221,6 @@ config NET_SCH_GRED
 
 config NET_SCH_DSMARK
 	tristate "Differentiated Services marker (DSMARK)"
-	depends on NET_SCHED
 	---help---
 	  Say Y if you want to schedule packets according to the
 	  Differentiated Services architecture proposed in RFC 2475.
@@ -242,7 +232,6 @@ config NET_SCH_DSMARK
 
 config NET_SCH_NETEM
 	tristate "Network emulator (NETEM)"
-	depends on NET_SCHED
 	---help---
 	  Say Y if you want to emulate network delay, loss, and packet
 	  re-ordering. This is often useful to simulate networks when
@@ -255,7 +244,6 @@ config NET_SCH_NETEM
 
 config NET_SCH_INGRESS
 	tristate "Ingress Qdisc"
-	depends on NET_SCHED 
 	---help---
 	  Say Y here if you want to use classifiers for incoming packets.
 	  If unsure, say Y.
@@ -264,14 +252,12 @@ config NET_SCH_INGRESS
 	  module will be called sch_ingress.
 
 comment "Classification"
-	depends on NET_SCHED
 
 config NET_CLS
 	boolean
 
 config NET_CLS_BASIC
 	tristate "Elementary classification (BASIC)"
-	depends NET_SCHED
 	select NET_CLS
 	---help---
 	  Say Y here if you want to be able to classify packets using
@@ -282,7 +268,6 @@ config NET_CLS_BASIC
 
 config NET_CLS_TCINDEX
 	tristate "Traffic-Control Index (TCINDEX)"
-	depends NET_SCHED
 	select NET_CLS
 	---help---
 	  Say Y here if you want to be able to classify packets based on
@@ -294,7 +279,6 @@ config NET_CLS_TCINDEX
 
 config NET_CLS_ROUTE4
 	tristate "Routing decision (ROUTE)"
-	depends NET_SCHED
 	select NET_CLS_ROUTE
 	select NET_CLS
 	---help---
@@ -306,11 +290,9 @@ config NET_CLS_ROUTE4
 
 config NET_CLS_ROUTE
 	bool
-	default n
 
 config NET_CLS_FW
 	tristate "Netfilter mark (FW)"
-	depends NET_SCHED
 	select NET_CLS
 	---help---
 	  If you say Y here, you will be able to classify packets
@@ -321,7 +303,6 @@ config NET_CLS_FW
 
 config NET_CLS_U32
 	tristate "Universal 32bit comparisons w/ hashing (U32)"
-	depends NET_SCHED
 	select NET_CLS
 	---help---
 	  Say Y here to be able to classify packetes using a universal
@@ -345,7 +326,6 @@ config CLS_U32_MARK
 
 config NET_CLS_RSVP
 	tristate "IPv4 Resource Reservation Protocol (RSVP)"
-	depends on NET_SCHED
 	select NET_CLS
 	select NET_ESTIMATOR
 	---help---
@@ -361,7 +341,6 @@ config NET_CLS_RSVP
 
 config NET_CLS_RSVP6
 	tristate "IPv6 Resource Reservation Protocol (RSVP6)"
-	depends on NET_SCHED
 	select NET_CLS
 	select NET_ESTIMATOR
 	---help---
@@ -377,7 +356,6 @@ config NET_CLS_RSVP6
 
 config NET_EMATCH
 	bool "Extended Matches"
-	depends NET_SCHED
 	select NET_CLS
 	---help---
 	  Say Y here if you want to use extended matches on top of classifiers
@@ -456,7 +434,7 @@ config NET_EMATCH_TEXT
 
 config NET_CLS_ACT
 	bool "Actions"
-	depends on EXPERIMENTAL && NET_SCHED
+	depends on EXPERIMENTAL
 	select NET_ESTIMATOR
 	---help---
 	  Say Y here if you want to use traffic control actions. Actions
@@ -539,7 +517,7 @@ config NET_ACT_SIMP
 
 config NET_CLS_POLICE
 	bool "Traffic Policing (obsolete)"
-	depends on NET_SCHED && NET_CLS_ACT!=y
+	depends on NET_CLS_ACT!=y
 	select NET_ESTIMATOR
 	---help---
 	  Say Y here if you want to do traffic policing, i.e. strict
@@ -549,7 +527,7 @@ config NET_CLS_POLICE
 
 config NET_CLS_IND
 	bool "Incoming device classification"
-	depends on NET_SCHED && (NET_CLS_U32 || NET_CLS_FW)
+	depends on NET_CLS_U32 || NET_CLS_FW
 	---help---
 	  Say Y here to extend the u32 and fw classifier to support
 	  classification based on the incoming device. This option is
@@ -557,11 +535,12 @@ config NET_CLS_IND
 
 config NET_ESTIMATOR
 	bool "Rate estimator"
-	depends on NET_SCHED
 	---help---
 	  Say Y here to allow using rate estimators to estimate the current
 	  rate-of-flow for network devices, queues, etc. This module is
 	  automaticaly selected if needed but can be selected manually for
 	  statstical purposes.
 
+endif # NET_SCHED
+
 endmenu
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index e50e7cf4373..c6a51911e71 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -1178,6 +1178,7 @@ svc_recv(struct svc_serv *serv, struct svc_rqst *rqstp, long timeout)
 	arg->tail[0].iov_len = 0;
 
 	try_to_freeze();
+	cond_resched();
 	if (signalled())
 		return -EINTR;