Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (56 commits)
  netns: Fix crash by making igmp per namespace
  bnx2x: Version update
  bnx2x: Checkpatch compliance
  bnx2x: Spelling mistakes
  bnx2x: Minor code improvements
  bnx2x: Driver info
  bnx2x: 1G LED does not turn off
  bnx2x: 8073 PHY changes
  bnx2x: Change GPIO for any port
  bnx2x: Pause settings
  bnx2x: Link order with external PHY
  bnx2x: No LRO without Rx checksum
  bnx2x: Wrong structure size
  bnx2x: WoL capability
  bnx2x: Clearing MAC addresses filters
  bnx2x: Delay in while loops
  bnx2x: PBA Table Page Alignment Workaround
  bnx2x: Self-test false positive
  bnx2x: Memory allocation
  bnx2x: HW attention lock
  ...

MAINTAINERS

@@ -3076,6 +3076,7 @@ M:	horms@verge.net.au
 P:	Julian Anastasov
 M:	ja@ssi.bg
 L:	netdev@vger.kernel.org
+L:	lvs-devel@vger.kernel.org
 S:	Maintained
 
 NFS, SUNRPC, AND LOCKD CLIENTS

drivers/net/bnx2x.h

@@ -40,20 +40,20 @@
 #define DP(__mask, __fmt, __args...) do { \
 	if (bp->msglevel & (__mask)) \
 		printk(DP_LEVEL "[%s:%d(%s)]" __fmt, __func__, __LINE__, \
-			bp->dev?(bp->dev->name):"?", ##__args); \
+			bp->dev ? (bp->dev->name) : "?", ##__args); \
 	} while (0)
 
 /* errors debug print */
 #define BNX2X_DBG_ERR(__fmt, __args...) do { \
 	if (bp->msglevel & NETIF_MSG_PROBE) \
 		printk(KERN_ERR "[%s:%d(%s)]" __fmt, __func__, __LINE__, \
-			bp->dev?(bp->dev->name):"?", ##__args); \
+			bp->dev ? (bp->dev->name) : "?", ##__args); \
 	} while (0)
 
 /* for errors (never masked) */
 #define BNX2X_ERR(__fmt, __args...) do { \
 	printk(KERN_ERR "[%s:%d(%s)]" __fmt, __func__, __LINE__, \
-		bp->dev?(bp->dev->name):"?", ##__args); \
+		bp->dev ? (bp->dev->name) : "?", ##__args); \
 	} while (0)
 
 /* before we have a dev->name use dev_info() */
@@ -120,16 +120,8 @@
 #define SHMEM_RD(bp, field)		REG_RD(bp, SHMEM_ADDR(bp, field))
 #define SHMEM_WR(bp, field, val)	REG_WR(bp, SHMEM_ADDR(bp, field), val)
 
-#define NIG_WR(reg, val)	REG_WR(bp, reg, val)
-#define EMAC_WR(reg, val)	REG_WR(bp, emac_base + reg, val)
-#define BMAC_WR(reg, val)	REG_WR(bp, GRCBASE_NIG + bmac_addr + reg, val)
-
-
-#define for_each_queue(bp, var)	for (var = 0; var < bp->num_queues; var++)
-
-#define for_each_nondefault_queue(bp, var) \
-				for (var = 1; var < bp->num_queues; var++)
-#define is_multi(bp)		(bp->num_queues > 1)
+#define EMAC_RD(bp, reg)		REG_RD(bp, emac_base + reg)
+#define EMAC_WR(bp, reg, val)		REG_WR(bp, emac_base + reg, val)
 
 
 /* fast path */
@@ -163,7 +155,7 @@ struct sw_rx_page {
 #define NUM_RX_SGE_PAGES		2
 #define RX_SGE_CNT		(BCM_PAGE_SIZE / sizeof(struct eth_rx_sge))
 #define MAX_RX_SGE_CNT			(RX_SGE_CNT - 2)
-/* RX_SGE_CNT is promissed to be a power of 2 */
+/* RX_SGE_CNT is promised to be a power of 2 */
 #define RX_SGE_MASK			(RX_SGE_CNT - 1)
 #define NUM_RX_SGE			(RX_SGE_CNT * NUM_RX_SGE_PAGES)
 #define MAX_RX_SGE			(NUM_RX_SGE - 1)
@@ -258,8 +250,7 @@ struct bnx2x_fastpath {
 
 	unsigned long		tx_pkt,
 				rx_pkt,
-				rx_calls,
-				rx_alloc_failed;
+				rx_calls;
 	/* TPA related */
 	struct sw_rx_bd		tpa_pool[ETH_MAX_AGGREGATION_QUEUES_E1H];
 	u8			tpa_state[ETH_MAX_AGGREGATION_QUEUES_E1H];
@@ -275,6 +266,15 @@ struct bnx2x_fastpath {
 
 #define bnx2x_fp(bp, nr, var)		(bp->fp[nr].var)
 
+#define BNX2X_HAS_TX_WORK(fp) \
+			((fp->tx_pkt_prod != le16_to_cpu(*fp->tx_cons_sb)) || \
+			 (fp->tx_pkt_prod != fp->tx_pkt_cons))
+
+#define BNX2X_HAS_RX_WORK(fp) \
+			(fp->rx_comp_cons != le16_to_cpu(*fp->rx_cons_sb))
+
+#define BNX2X_HAS_WORK(fp)	(BNX2X_HAS_RX_WORK(fp) || BNX2X_HAS_TX_WORK(fp))
+
 
 /* MC hsi */
 #define MAX_FETCH_BD			13	/* HW max BDs per packet */
@@ -317,7 +317,7 @@ struct bnx2x_fastpath {
 #define RCQ_BD(x)			((x) & MAX_RCQ_BD)
 
 
-/* This is needed for determening of last_max */
+/* This is needed for determining of last_max */
 #define SUB_S16(a, b)			(s16)((s16)(a) - (s16)(b))
 
 #define __SGE_MASK_SET_BIT(el, bit) \
@@ -386,20 +386,28 @@ struct bnx2x_fastpath {
 #define TPA_TYPE(cqe_fp_flags)		((cqe_fp_flags) & \
 					 (TPA_TYPE_START | TPA_TYPE_END))
 
-#define BNX2X_RX_SUM_OK(cqe) \
-			(!(cqe->fast_path_cqe.status_flags & \
-			 (ETH_FAST_PATH_RX_CQE_IP_XSUM_NO_VALIDATION_FLG | \
-			  ETH_FAST_PATH_RX_CQE_L4_XSUM_NO_VALIDATION_FLG)))
+#define ETH_RX_ERROR_FALGS		ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG
+
+#define BNX2X_IP_CSUM_ERR(cqe) \
+			(!((cqe)->fast_path_cqe.status_flags & \
+			   ETH_FAST_PATH_RX_CQE_IP_XSUM_NO_VALIDATION_FLG) && \
+			 ((cqe)->fast_path_cqe.type_error_flags & \
+			  ETH_FAST_PATH_RX_CQE_IP_BAD_XSUM_FLG))
+
+#define BNX2X_L4_CSUM_ERR(cqe) \
+			(!((cqe)->fast_path_cqe.status_flags & \
+			   ETH_FAST_PATH_RX_CQE_L4_XSUM_NO_VALIDATION_FLG) && \
+			 ((cqe)->fast_path_cqe.type_error_flags & \
+			  ETH_FAST_PATH_RX_CQE_L4_BAD_XSUM_FLG))
+
+#define BNX2X_RX_CSUM_OK(cqe) \
+			(!(BNX2X_L4_CSUM_ERR(cqe) || BNX2X_IP_CSUM_ERR(cqe)))
 
 #define BNX2X_RX_SUM_FIX(cqe) \
 			((le16_to_cpu(cqe->fast_path_cqe.pars_flags.flags) & \
 			  PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) == \
 			 (1 << PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT))
 
-#define ETH_RX_ERROR_FALGS	(ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG | \
-				 ETH_FAST_PATH_RX_CQE_IP_BAD_XSUM_FLG | \
-				 ETH_FAST_PATH_RX_CQE_L4_BAD_XSUM_FLG)
-
 
 #define FP_USB_FUNC_OFF			(2 + 2*HC_USTORM_SB_NUM_INDICES)
 #define FP_CSB_FUNC_OFF			(2 + 2*HC_CSTORM_SB_NUM_INDICES)
@@ -647,6 +655,8 @@ struct bnx2x_eth_stats {
 
 	u32 brb_drop_hi;
 	u32 brb_drop_lo;
+	u32 brb_truncate_hi;
+	u32 brb_truncate_lo;
 
 	u32 jabber_packets_received;
 
@@ -663,6 +673,9 @@ struct bnx2x_eth_stats {
 	u32 mac_discard;
 
 	u32 driver_xoff;
+	u32 rx_err_discard_pkt;
+	u32 rx_skb_alloc_failed;
+	u32 hw_csum_err;
 };
 
 #define STATS_OFFSET32(stat_name) \
@@ -753,7 +766,6 @@ struct bnx2x {
 	u16			def_att_idx;
 	u32			attn_state;
 	struct attn_route	attn_group[MAX_DYNAMIC_ATTN_GRPS];
-	u32			aeu_mask;
 	u32			nig_mask;
 
 	/* slow path ring */
@@ -772,7 +784,7 @@ struct bnx2x {
 	u8			stats_pending;
 	u8			set_mac_pending;
 
-	/* End of fileds used in the performance code paths */
+	/* End of fields used in the performance code paths */
 
 	int			panic;
 	int			msglevel;
@@ -794,9 +806,6 @@ struct bnx2x {
 #define BP_FUNC(bp)			(bp->func)
 #define BP_E1HVN(bp)			(bp->func >> 1)
 #define BP_L_ID(bp)			(BP_E1HVN(bp) << 2)
-/* assorted E1HVN */
-#define IS_E1HMF(bp)			(bp->e1hmf != 0)
-#define BP_MAX_QUEUES(bp)		(IS_E1HMF(bp) ? 4 : 16)
 
 	int			pm_cap;
 	int			pcie_cap;
@@ -821,6 +830,7 @@ struct bnx2x {
 	u32			mf_config;
 	u16			e1hov;
 	u8			e1hmf;
+#define IS_E1HMF(bp)			(bp->e1hmf != 0)
 
 	u8			wol;
 
@@ -836,7 +846,6 @@ struct bnx2x {
 	u16			rx_ticks_int;
 	u16			rx_ticks;
 
-	u32			stats_ticks;
 	u32			lin_cnt;
 
 	int			state;
@@ -852,6 +861,7 @@ struct bnx2x {
 #define BNX2X_STATE_ERROR		0xf000
 
 	int			num_queues;
+#define BP_MAX_QUEUES(bp)		(IS_E1HMF(bp) ? 4 : 16)
 
 	u32			rx_mode;
 #define BNX2X_RX_MODE_NONE		0
@@ -902,10 +912,17 @@ struct bnx2x {
 };
 
 
+#define for_each_queue(bp, var)	for (var = 0; var < bp->num_queues; var++)
+
+#define for_each_nondefault_queue(bp, var) \
+				for (var = 1; var < bp->num_queues; var++)
+#define is_multi(bp)		(bp->num_queues > 1)
+
+
 void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32);
 void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
 		      u32 len32);
-int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode);
+int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
 
 static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
 			   int wait)
@@ -976,7 +993,7 @@ static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
 #define PCICFG_LINK_SPEED_SHIFT		16
 
 
-#define BNX2X_NUM_STATS			39
+#define BNX2X_NUM_STATS			42
 #define BNX2X_NUM_TESTS			8
 
 #define BNX2X_MAC_LOOPBACK		0
@@ -1007,10 +1024,10 @@ static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
 /* resolution of the rate shaping timer - 100 usec */
 #define RS_PERIODIC_TIMEOUT_USEC	100
 /* resolution of fairness algorithm in usecs -
-   coefficient for clauclating the actuall t fair */
+   coefficient for calculating the actual t fair */
 #define T_FAIR_COEF			10000000
 /* number of bytes in single QM arbitration cycle -
-   coeffiecnt for calculating the fairness timer */
+   coefficient for calculating the fairness timer */
 #define QM_ARB_BYTES			40000
 #define FAIR_MEM			2
 

drivers/net/bnx2x_hsi.h

@@ -1268,7 +1268,7 @@ struct doorbell {
 
 
 /*
- * IGU driver acknowlegement register
+ * IGU driver acknowledgement register
  */
 struct igu_ack_register {
 #if defined(__BIG_ENDIAN)
@@ -1882,7 +1882,7 @@ struct timers_block_context {
 };
 
 /*
- * structure for easy accessability to assembler
+ * structure for easy accessibility to assembler
  */
 struct eth_tx_bd_flags {
 	u8 as_bitfield;
@@ -2044,7 +2044,7 @@ struct eth_context {
 
 
 /*
- * ethernet doorbell
+ * Ethernet doorbell
  */
 struct eth_tx_doorbell {
 #if defined(__BIG_ENDIAN)
@@ -2256,7 +2256,7 @@ struct ramrod_data {
 };
 
 /*
- * union for ramrod data for ethernet protocol (CQE) (force size of 16 bits)
+ * union for ramrod data for Ethernet protocol (CQE) (force size of 16 bits)
  */
 union eth_ramrod_data {
 	struct ramrod_data general;
@@ -2330,7 +2330,7 @@ struct spe_hdr {
 };
 
 /*
- * ethernet slow path element
+ * Ethernet slow path element
  */
 union eth_specific_data {
 	u8 protocol_data[8];
@@ -2343,7 +2343,7 @@ union eth_specific_data {
 };
 
 /*
- * ethernet slow path element
+ * Ethernet slow path element
  */
 struct eth_spe {
 	struct spe_hdr hdr;
@@ -2615,7 +2615,7 @@ struct tstorm_eth_rx_producers {
 
 
 /*
- * common flag to indicate existance of TPA.
+ * common flag to indicate existence of TPA.
  */
 struct tstorm_eth_tpa_exist {
 #if defined(__BIG_ENDIAN)
@@ -2765,7 +2765,7 @@ struct tstorm_common_stats {
 };
 
 /*
- * Eth statistics query sturcture for the eth_stats_quesry ramrod
+ * Eth statistics query structure for the eth_stats_query ramrod
  */
 struct eth_stats_query {
 	struct xstorm_common_stats xstorm_common;

drivers/net/bnx2x_init.h

@@ -72,26 +72,26 @@
 
 
 struct raw_op {
-	u32 op		:8;
-	u32 offset	:24;
+	u32 op:8;
+	u32 offset:24;
 	u32 raw_data;
 };
 
 struct op_read {
-	u32 op		:8;
-	u32 offset	:24;
+	u32 op:8;
+	u32 offset:24;
 	u32 pad;
 };
 
 struct op_write {
-	u32 op		:8;
-	u32 offset	:24;
+	u32 op:8;
+	u32 offset:24;
 	u32 val;
 };
 
 struct op_string_write {
-	u32 op		:8;
-	u32 offset	:24;
+	u32 op:8;
+	u32 offset:24;
 #ifdef __LITTLE_ENDIAN
 	u16 data_off;
 	u16 data_len;
@@ -102,8 +102,8 @@ struct op_string_write {
 };
 
 struct op_zero {
-	u32 op		:8;
-	u32 offset	:24;
+	u32 op:8;
+	u32 offset:24;
 	u32 len;
 };
 
@@ -208,7 +208,7 @@ static void bnx2x_init_wr_64(struct bnx2x *bp, u32 addr, const u32 *data,
 /*********************************************************
    There are different blobs for each PRAM section.
    In addition, each blob write operation is divided into a few operations
-   in order to decrease the amount of phys. contigious buffer needed.
+   in order to decrease the amount of phys. contiguous buffer needed.
    Thus, when we select a blob the address may be with some offset
    from the beginning of PRAM section.
    The same holds for the INT_TABLE sections.
@@ -336,7 +336,7 @@ static void bnx2x_init_block(struct bnx2x *bp, u32 op_start, u32 op_end)
 		len = op->str_wr.data_len;
 		data = data_base + op->str_wr.data_off;
 
-		/* carefull! it must be in order */
+		/* careful! it must be in order */
 		if (unlikely(op_type > OP_WB)) {
 
 			/* If E1 only */
@@ -740,7 +740,7 @@ static u8 calc_crc8(u32 data, u8 crc)
 	return crc_res;
 }
 
-/* regiesers addresses are not in order
+/* registers addresses are not in order
    so these arrays help simplify the code */
 static const int cm_start[E1H_FUNC_MAX][9] = {
 	{MISC_FUNC0_START, TCM_FUNC0_START, UCM_FUNC0_START, CCM_FUNC0_START,

drivers/net/bnx2x_link.h

@@ -55,14 +55,17 @@ struct link_params {
 #define LOOPBACK_BMAC	2
 #define LOOPBACK_XGXS_10	3
 #define LOOPBACK_EXT_PHY	4
+#define LOOPBACK_EXT 	5
 
 	u16 req_duplex;
 	u16 req_flow_ctrl;
+	u16 req_fc_auto_adv; /* Should be set to TX / BOTH when
+	req_flow_ctrl is set to AUTO */
 	u16 req_line_speed; /* Also determine AutoNeg */
 
 	/* Device parameters */
 	u8 mac_addr[6];
-	u16 mtu;
+
 
 
 	/* shmem parameters */
@@ -140,7 +143,7 @@ u8 bnx2x_cl45_write(struct bnx2x *bp, u8 port, u32 ext_phy_type,
 		  u8 phy_addr, u8 devad, u16 reg, u16 val);
 
 /* Reads the link_status from the shmem,
-   and update the link vars accordinaly */
+   and update the link vars accordingly */
 void bnx2x_link_status_update(struct link_params *input,
 			    struct link_vars *output);
 /* returns string representing the fw_version of the external phy */
@@ -149,7 +152,7 @@ u8 bnx2x_get_ext_phy_fw_version(struct link_params *params, u8 driver_loaded,
 
 /* Set/Unset the led
    Basically, the CLC takes care of the led for the link, but in case one needs
-   to set/unset the led unnatually, set the "mode" to LED_MODE_OPER to
+   to set/unset the led unnaturally, set the "mode" to LED_MODE_OPER to
    blink the led, and LED_MODE_OFF to set the led off.*/
 u8 bnx2x_set_led(struct bnx2x *bp, u8 port, u8 mode, u32 speed,
 	       u16 hw_led_mode, u32 chip_id);
@@ -164,5 +167,7 @@ u8 bnx2x_flash_download(struct bnx2x *bp, u8 port, u32 ext_phy_config,
 	otherwise link is down*/
 u8 bnx2x_test_link(struct link_params *input, struct link_vars *vars);
 
+/* One-time initialization for external phy after power up */
+u8 bnx2x_common_init_phy(struct bnx2x *bp, u32 shmem_base);
 
 #endif /* BNX2X_LINK_H */

include/linux/skbuff.h

@@ -901,7 +901,7 @@ extern unsigned char *__pskb_pull_tail(struct sk_buff *skb, int delta);
 static inline unsigned char *__pskb_pull(struct sk_buff *skb, unsigned int len)
 {
 	if (len > skb_headlen(skb) &&
-	    !__pskb_pull_tail(skb, len-skb_headlen(skb)))
+	    !__pskb_pull_tail(skb, len - skb_headlen(skb)))
 		return NULL;
 	skb->len -= len;
 	return skb->data += len;
@@ -918,7 +918,7 @@ static inline int pskb_may_pull(struct sk_buff *skb, unsigned int len)
 		return 1;
 	if (unlikely(len > skb->len))
 		return 0;
-	return __pskb_pull_tail(skb, len-skb_headlen(skb)) != NULL;
+	return __pskb_pull_tail(skb, len - skb_headlen(skb)) != NULL;
 }
 
 /**
@@ -1321,7 +1321,7 @@ static inline int skb_padto(struct sk_buff *skb, unsigned int len)
 	unsigned int size = skb->len;
 	if (likely(size >= len))
 		return 0;
-	return skb_pad(skb, len-size);
+	return skb_pad(skb, len - size);
 }
 
 static inline int skb_add_data(struct sk_buff *skb,

include/net/ip6_route.h

@@ -38,11 +38,6 @@ struct route_info {
 #define RT6_LOOKUP_F_SRCPREF_COA	0x00000020
 
 
-#ifdef CONFIG_IPV6_MULTIPLE_TABLES
-extern struct rt6_info	*ip6_prohibit_entry;
-extern struct rt6_info	*ip6_blk_hole_entry;
-#endif
-
 extern void			ip6_route_input(struct sk_buff *skb);
 
 extern struct dst_entry *	ip6_route_output(struct net *net,
@@ -118,7 +113,6 @@ extern int rt6_dump_route(struct rt6_info *rt, void *p_arg);
 extern void rt6_ifdown(struct net *net, struct net_device *dev);
 extern void rt6_mtu_change(struct net_device *dev, unsigned mtu);
 
-extern rwlock_t rt6_lock;
 
 /*
  *	Store a destination cache entry in a socket

include/net/ip_vs.h

@@ -140,8 +140,24 @@ struct ip_vs_seq {
 
 
 /*
- *	IPVS statistics object
+ *	IPVS statistics objects
  */
+struct ip_vs_estimator {
+	struct list_head	list;
+
+	u64			last_inbytes;
+	u64			last_outbytes;
+	u32			last_conns;
+	u32			last_inpkts;
+	u32			last_outpkts;
+
+	u32			cps;
+	u32			inpps;
+	u32			outpps;
+	u32			inbps;
+	u32			outbps;
+};
+
 struct ip_vs_stats
 {
 	__u32                   conns;          /* connections scheduled */
@@ -156,7 +172,15 @@ struct ip_vs_stats
 	__u32			inbps;		/* current in byte rate */
 	__u32			outbps;		/* current out byte rate */
 
+	/*
+	 * Don't add anything before the lock, because we use memcpy() to copy
+	 * the members before the lock to struct ip_vs_stats_user in
+	 * ip_vs_ctl.c.
+	 */
+
 	spinlock_t              lock;           /* spin lock */
+
+	struct ip_vs_estimator	est;		/* estimator */
 };
 
 struct dst_entry;
@@ -440,7 +464,7 @@ struct ip_vs_app
  */
 extern const char *ip_vs_proto_name(unsigned proto);
 extern void ip_vs_init_hash_table(struct list_head *table, int rows);
-#define IP_VS_INIT_HASH_TABLE(t) ip_vs_init_hash_table(t, sizeof(t)/sizeof(t[0]))
+#define IP_VS_INIT_HASH_TABLE(t) ip_vs_init_hash_table((t), ARRAY_SIZE((t)))
 
 #define IP_VS_APP_TYPE_FTP	1
 
@@ -620,7 +644,7 @@ extern int sysctl_ip_vs_expire_quiescent_template;
 extern int sysctl_ip_vs_sync_threshold[2];
 extern int sysctl_ip_vs_nat_icmp_send;
 extern struct ip_vs_stats ip_vs_stats;
-extern struct ctl_path net_vs_ctl_path[];
+extern const struct ctl_path net_vs_ctl_path[];
 
 extern struct ip_vs_service *
 ip_vs_service_get(__u32 fwmark, __u16 protocol, __be32 vaddr, __be16 vport);
@@ -659,7 +683,7 @@ extern void ip_vs_sync_conn(struct ip_vs_conn *cp);
 /*
  *      IPVS rate estimator prototypes (from ip_vs_est.c)
  */
-extern int ip_vs_new_estimator(struct ip_vs_stats *stats);
+extern void ip_vs_new_estimator(struct ip_vs_stats *stats);
 extern void ip_vs_kill_estimator(struct ip_vs_stats *stats);
 extern void ip_vs_zero_estimator(struct ip_vs_stats *stats);
 

include/net/pkt_sched.h

@@ -89,7 +89,10 @@ extern void __qdisc_run(struct Qdisc *q);
 
 static inline void qdisc_run(struct Qdisc *q)
 {
-	if (!test_and_set_bit(__QDISC_STATE_RUNNING, &q->state))
+	struct netdev_queue *txq = q->dev_queue;
+
+	if (!netif_tx_queue_stopped(txq) &&
+	    !test_and_set_bit(__QDISC_STATE_RUNNING, &q->state))
 		__qdisc_run(q);
 }
 

net/core/gen_estimator.c

@@ -99,7 +99,7 @@ struct gen_estimator_head
 
 static struct gen_estimator_head elist[EST_MAX_INTERVAL+1];
 
-/* Protects against NULL dereference */
+/* Protects against NULL dereference and RCU write-side */
 static DEFINE_RWLOCK(est_lock);
 
 static void est_timer(unsigned long arg)
@@ -185,6 +185,7 @@ int gen_new_estimator(struct gnet_stats_basic *bstats,
 	est->last_packets = bstats->packets;
 	est->avpps = rate_est->pps<<10;
 
+	write_lock_bh(&est_lock);
 	if (!elist[idx].timer.function) {
 		INIT_LIST_HEAD(&elist[idx].list);
 		setup_timer(&elist[idx].timer, est_timer, idx);
@@ -194,6 +195,7 @@ int gen_new_estimator(struct gnet_stats_basic *bstats,
 		mod_timer(&elist[idx].timer, jiffies + ((HZ/4) << idx));
 
 	list_add_rcu(&est->list, &elist[idx].list);
+	write_unlock_bh(&est_lock);
 	return 0;
 }
 
@@ -212,7 +214,6 @@ static void __gen_kill_estimator(struct rcu_head *head)
  * Removes the rate estimator specified by &bstats and &rate_est
  * and deletes the timer.
  *
- * NOTE: Called under rtnl_mutex
  */
 void gen_kill_estimator(struct gnet_stats_basic *bstats,
 	struct gnet_stats_rate_est *rate_est)
@@ -226,17 +227,17 @@ void gen_kill_estimator(struct gnet_stats_basic *bstats,
 		if (!elist[idx].timer.function)
 			continue;
 
+		write_lock_bh(&est_lock);
 		list_for_each_entry_safe(e, n, &elist[idx].list, list) {
 			if (e->rate_est != rate_est || e->bstats != bstats)
 				continue;
 
-			write_lock_bh(&est_lock);
 			e->bstats = NULL;
-			write_unlock_bh(&est_lock);
 
 			list_del_rcu(&e->list);
 			call_rcu(&e->e_rcu, __gen_kill_estimator);
 		}
+		write_unlock_bh(&est_lock);
 	}
 }
 

net/core/pktgen.c

@@ -1961,6 +1961,8 @@ static int pktgen_setup_dev(struct pktgen_dev *pkt_dev, const char *ifname)
  */
 static void pktgen_setup_inject(struct pktgen_dev *pkt_dev)
 {
+	int ntxq;
+
 	if (!pkt_dev->odev) {
 		printk(KERN_ERR "pktgen: ERROR: pkt_dev->odev == NULL in "
 		       "setup_inject.\n");
@@ -1969,6 +1971,33 @@ static void pktgen_setup_inject(struct pktgen_dev *pkt_dev)
 		return;
 	}
 
+	/* make sure that we don't pick a non-existing transmit queue */
+	ntxq = pkt_dev->odev->real_num_tx_queues;
+	if (ntxq <= num_online_cpus() && (pkt_dev->flags & F_QUEUE_MAP_CPU)) {
+		printk(KERN_WARNING "pktgen: WARNING: QUEUE_MAP_CPU "
+		       "disabled because CPU count (%d) exceeds number ",
+		       num_online_cpus());
+		printk(KERN_WARNING "pktgen: WARNING: of tx queues "
+		       "(%d) on %s \n", ntxq, pkt_dev->odev->name);
+		pkt_dev->flags &= ~F_QUEUE_MAP_CPU;
+	}
+	if (ntxq <= pkt_dev->queue_map_min) {
+		printk(KERN_WARNING "pktgen: WARNING: Requested "
+		       "queue_map_min (%d) exceeds number of tx\n",
+		       pkt_dev->queue_map_min);
+		printk(KERN_WARNING "pktgen: WARNING: queues (%d) on "
+		       "%s, resetting\n", ntxq, pkt_dev->odev->name);
+		pkt_dev->queue_map_min = ntxq - 1;
+	}
+	if (ntxq <= pkt_dev->queue_map_max) {
+		printk(KERN_WARNING "pktgen: WARNING: Requested "
+		       "queue_map_max (%d) exceeds number of tx\n",
+		       pkt_dev->queue_map_max);
+		printk(KERN_WARNING "pktgen: WARNING: queues (%d) on "
+		       "%s, resetting\n", ntxq, pkt_dev->odev->name);
+		pkt_dev->queue_map_max = ntxq - 1;
+	}
+
 	/* Default to the interface's mac if not explicitly set. */
 
 	if (is_zero_ether_addr(pkt_dev->src_mac))

net/dccp/proto.c

@@ -474,6 +474,11 @@ static int dccp_setsockopt_change(struct sock *sk, int type,
 
 	if (copy_from_user(&opt, optval, sizeof(opt)))
 		return -EFAULT;
+	/*
+	 * rfc4340: 6.1. Change Options
+	 */
+	if (opt.dccpsf_len < 1)
+		return -EINVAL;
 
 	val = kmalloc(opt.dccpsf_len, GFP_KERNEL);
 	if (!val)

net/ipv4/igmp.c

@@ -289,6 +289,7 @@ static struct sk_buff *igmpv3_newpack(struct net_device *dev, int size)
 	struct rtable *rt;
 	struct iphdr *pip;
 	struct igmpv3_report *pig;
+	struct net *net = dev_net(dev);
 
 	skb = alloc_skb(size + LL_ALLOCATED_SPACE(dev), GFP_ATOMIC);
 	if (skb == NULL)
@@ -299,7 +300,7 @@ static struct sk_buff *igmpv3_newpack(struct net_device *dev, int size)
 				    .nl_u = { .ip4_u = {
 				    .daddr = IGMPV3_ALL_MCR } },
 				    .proto = IPPROTO_IGMP };
-		if (ip_route_output_key(&init_net, &rt, &fl)) {
+		if (ip_route_output_key(net, &rt, &fl)) {
 			kfree_skb(skb);
 			return NULL;
 		}
@@ -629,6 +630,7 @@ static int igmp_send_report(struct in_device *in_dev, struct ip_mc_list *pmc,
 	struct igmphdr *ih;
 	struct rtable *rt;
 	struct net_device *dev = in_dev->dev;
+	struct net *net = dev_net(dev);
 	__be32	group = pmc ? pmc->multiaddr : 0;
 	__be32	dst;
 
@@ -643,7 +645,7 @@ static int igmp_send_report(struct in_device *in_dev, struct ip_mc_list *pmc,
 		struct flowi fl = { .oif = dev->ifindex,
 				    .nl_u = { .ip4_u = { .daddr = dst } },
 				    .proto = IPPROTO_IGMP };
-		if (ip_route_output_key(&init_net, &rt, &fl))
+		if (ip_route_output_key(net, &rt, &fl))
 			return -1;
 	}
 	if (rt->rt_src == 0) {
@@ -1196,9 +1198,6 @@ void ip_mc_inc_group(struct in_device *in_dev, __be32 addr)
 
 	ASSERT_RTNL();
 
-	if (!net_eq(dev_net(in_dev->dev), &init_net))
-		return;
-
 	for (im=in_dev->mc_list; im; im=im->next) {
 		if (im->multiaddr == addr) {
 			im->users++;
@@ -1278,9 +1277,6 @@ void ip_mc_dec_group(struct in_device *in_dev, __be32 addr)
 
 	ASSERT_RTNL();
 
-	if (!net_eq(dev_net(in_dev->dev), &init_net))
-		return;
-
 	for (ip=&in_dev->mc_list; (i=*ip)!=NULL; ip=&i->next) {
 		if (i->multiaddr==addr) {
 			if (--i->users == 0) {
@@ -1308,9 +1304,6 @@ void ip_mc_down(struct in_device *in_dev)
 
 	ASSERT_RTNL();
 
-	if (!net_eq(dev_net(in_dev->dev), &init_net))
-		return;
-
 	for (i=in_dev->mc_list; i; i=i->next)
 		igmp_group_dropped(i);
 
@@ -1331,9 +1324,6 @@ void ip_mc_init_dev(struct in_device *in_dev)
 {
 	ASSERT_RTNL();
 
-	if (!net_eq(dev_net(in_dev->dev), &init_net))
-		return;
-
 	in_dev->mc_tomb = NULL;
 #ifdef CONFIG_IP_MULTICAST
 	in_dev->mr_gq_running = 0;
@@ -1357,9 +1347,6 @@ void ip_mc_up(struct in_device *in_dev)
 
 	ASSERT_RTNL();
 
-	if (!net_eq(dev_net(in_dev->dev), &init_net))
-		return;
-
 	ip_mc_inc_group(in_dev, IGMP_ALL_HOSTS);
 
 	for (i=in_dev->mc_list; i; i=i->next)
@@ -1376,9 +1363,6 @@ void ip_mc_destroy_dev(struct in_device *in_dev)
 
 	ASSERT_RTNL();
 
-	if (!net_eq(dev_net(in_dev->dev), &init_net))
-		return;
-
 	/* Deactivate timers */
 	ip_mc_down(in_dev);
 
@@ -1395,7 +1379,7 @@ void ip_mc_destroy_dev(struct in_device *in_dev)
 	write_unlock_bh(&in_dev->mc_list_lock);
 }
 
-static struct in_device * ip_mc_find_dev(struct ip_mreqn *imr)
+static struct in_device *ip_mc_find_dev(struct net *net, struct ip_mreqn *imr)
 {
 	struct flowi fl = { .nl_u = { .ip4_u =
 				      { .daddr = imr->imr_multiaddr.s_addr } } };
@@ -1404,19 +1388,19 @@ static struct in_device * ip_mc_find_dev(struct ip_mreqn *imr)
 	struct in_device *idev = NULL;
 
 	if (imr->imr_ifindex) {
-		idev = inetdev_by_index(&init_net, imr->imr_ifindex);
+		idev = inetdev_by_index(net, imr->imr_ifindex);
 		if (idev)
 			__in_dev_put(idev);
 		return idev;
 	}
 	if (imr->imr_address.s_addr) {
-		dev = ip_dev_find(&init_net, imr->imr_address.s_addr);
+		dev = ip_dev_find(net, imr->imr_address.s_addr);
 		if (!dev)
 			return NULL;
 		dev_put(dev);
 	}
 
-	if (!dev && !ip_route_output_key(&init_net, &rt, &fl)) {
+	if (!dev && !ip_route_output_key(net, &rt, &fl)) {
 		dev = rt->u.dst.dev;
 		ip_rt_put(rt);
 	}
@@ -1754,18 +1738,16 @@ int ip_mc_join_group(struct sock *sk , struct ip_mreqn *imr)
 	struct ip_mc_socklist *iml=NULL, *i;
 	struct in_device *in_dev;
 	struct inet_sock *inet = inet_sk(sk);
+	struct net *net = sock_net(sk);
 	int ifindex;
 	int count = 0;
 
 	if (!ipv4_is_multicast(addr))
 		return -EINVAL;
 
-	if (!net_eq(sock_net(sk), &init_net))
-		return -EPROTONOSUPPORT;
-
 	rtnl_lock();
 
-	in_dev = ip_mc_find_dev(imr);
+	in_dev = ip_mc_find_dev(net, imr);
 
 	if (!in_dev) {
 		iml = NULL;
@@ -1827,15 +1809,13 @@ int ip_mc_leave_group(struct sock *sk, struct ip_mreqn *imr)
 	struct inet_sock *inet = inet_sk(sk);
 	struct ip_mc_socklist *iml, **imlp;
 	struct in_device *in_dev;
+	struct net *net = sock_net(sk);
 	__be32 group = imr->imr_multiaddr.s_addr;
 	u32 ifindex;
 	int ret = -EADDRNOTAVAIL;
 
-	if (!net_eq(sock_net(sk), &init_net))
-		return -EPROTONOSUPPORT;
-
 	rtnl_lock();
-	in_dev = ip_mc_find_dev(imr);
+	in_dev = ip_mc_find_dev(net, imr);
 	ifindex = imr->imr_ifindex;
 	for (imlp = &inet->mc_list; (iml = *imlp) != NULL; imlp = &iml->next) {
 		if (iml->multi.imr_multiaddr.s_addr != group)
@@ -1873,21 +1853,19 @@ int ip_mc_source(int add, int omode, struct sock *sk, struct
 	struct in_device *in_dev = NULL;
 	struct inet_sock *inet = inet_sk(sk);
 	struct ip_sf_socklist *psl;
+	struct net *net = sock_net(sk);
 	int leavegroup = 0;
 	int i, j, rv;
 
 	if (!ipv4_is_multicast(addr))
 		return -EINVAL;
 
-	if (!net_eq(sock_net(sk), &init_net))
-		return -EPROTONOSUPPORT;
-
 	rtnl_lock();
 
 	imr.imr_multiaddr.s_addr = mreqs->imr_multiaddr;
 	imr.imr_address.s_addr = mreqs->imr_interface;
 	imr.imr_ifindex = ifindex;
-	in_dev = ip_mc_find_dev(&imr);
+	in_dev = ip_mc_find_dev(net, &imr);
 
 	if (!in_dev) {
 		err = -ENODEV;
@@ -2007,6 +1985,7 @@ int ip_mc_msfilter(struct sock *sk, struct ip_msfilter *msf, int ifindex)
 	struct in_device *in_dev;
 	struct inet_sock *inet = inet_sk(sk);
 	struct ip_sf_socklist *newpsl, *psl;
+	struct net *net = sock_net(sk);
 	int leavegroup = 0;
 
 	if (!ipv4_is_multicast(addr))
@@ -2015,15 +1994,12 @@ int ip_mc_msfilter(struct sock *sk, struct ip_msfilter *msf, int ifindex)
 	    msf->imsf_fmode != MCAST_EXCLUDE)
 		return -EINVAL;
 
-	if (!net_eq(sock_net(sk), &init_net))
-		return -EPROTONOSUPPORT;
-
 	rtnl_lock();
 
 	imr.imr_multiaddr.s_addr = msf->imsf_multiaddr;
 	imr.imr_address.s_addr = msf->imsf_interface;
 	imr.imr_ifindex = ifindex;
-	in_dev = ip_mc_find_dev(&imr);
+	in_dev = ip_mc_find_dev(net, &imr);
 
 	if (!in_dev) {
 		err = -ENODEV;
@@ -2094,19 +2070,17 @@ int ip_mc_msfget(struct sock *sk, struct ip_msfilter *msf,
 	struct in_device *in_dev;
 	struct inet_sock *inet = inet_sk(sk);
 	struct ip_sf_socklist *psl;
+	struct net *net = sock_net(sk);
 
 	if (!ipv4_is_multicast(addr))
 		return -EINVAL;
 
-	if (!net_eq(sock_net(sk), &init_net))
-		return -EPROTONOSUPPORT;
-
 	rtnl_lock();
 
 	imr.imr_multiaddr.s_addr = msf->imsf_multiaddr;
 	imr.imr_address.s_addr = msf->imsf_interface;
 	imr.imr_ifindex = 0;
-	in_dev = ip_mc_find_dev(&imr);
+	in_dev = ip_mc_find_dev(net, &imr);
 
 	if (!in_dev) {
 		err = -ENODEV;
@@ -2163,9 +2137,6 @@ int ip_mc_gsfget(struct sock *sk, struct group_filter *gsf,
 	if (!ipv4_is_multicast(addr))
 		return -EINVAL;
 
-	if (!net_eq(sock_net(sk), &init_net))
-		return -EPROTONOSUPPORT;
-
 	rtnl_lock();
 
 	err = -EADDRNOTAVAIL;
@@ -2246,19 +2217,17 @@ void ip_mc_drop_socket(struct sock *sk)
 {
 	struct inet_sock *inet = inet_sk(sk);
 	struct ip_mc_socklist *iml;
+	struct net *net = sock_net(sk);
 
 	if (inet->mc_list == NULL)
 		return;
 
-	if (!net_eq(sock_net(sk), &init_net))
-		return;
-
 	rtnl_lock();
 	while ((iml = inet->mc_list) != NULL) {
 		struct in_device *in_dev;
 		inet->mc_list = iml->next;
 
-		in_dev = inetdev_by_index(&init_net, iml->multi.imr_ifindex);
+		in_dev = inetdev_by_index(net, iml->multi.imr_ifindex);
 		(void) ip_mc_leave_src(sk, iml, in_dev);
 		if (in_dev != NULL) {
 			ip_mc_dec_group(in_dev, iml->multi.imr_multiaddr.s_addr);

net/ipv4/ipvs/ip_vs_app.c

@@ -608,7 +608,7 @@ int ip_vs_skb_replace(struct sk_buff *skb, gfp_t pri,
 }
 
 
-int ip_vs_app_init(void)
+int __init ip_vs_app_init(void)
 {
 	/* we will replace it with proc_net_ipvs_create() soon */
 	proc_net_fops_create(&init_net, "ip_vs_app", 0, &ip_vs_app_fops);

net/ipv4/ipvs/ip_vs_conn.c

@@ -965,7 +965,7 @@ static void ip_vs_conn_flush(void)
 }
 
 
-int ip_vs_conn_init(void)
+int __init ip_vs_conn_init(void)
 {
 	int idx;
 

net/ipv4/ipvs/ip_vs_ctl.c

@@ -683,9 +683,22 @@ static void
 ip_vs_zero_stats(struct ip_vs_stats *stats)
 {
 	spin_lock_bh(&stats->lock);
-	memset(stats, 0, (char *)&stats->lock - (char *)stats);
-	spin_unlock_bh(&stats->lock);
+
+	stats->conns = 0;
+	stats->inpkts = 0;
+	stats->outpkts = 0;
+	stats->inbytes = 0;
+	stats->outbytes = 0;
+
+	stats->cps = 0;
+	stats->inpps = 0;
+	stats->outpps = 0;
+	stats->inbps = 0;
+	stats->outbps = 0;
+
 	ip_vs_zero_estimator(stats);
+
+	spin_unlock_bh(&stats->lock);
 }
 
 /*
@@ -1589,7 +1602,7 @@ static struct ctl_table vs_vars[] = {
 	{ .ctl_name = 0 }
 };
 
-struct ctl_path net_vs_ctl_path[] = {
+const struct ctl_path net_vs_ctl_path[] = {
 	{ .procname = "net", .ctl_name = CTL_NET, },
 	{ .procname = "ipv4", .ctl_name = NET_IPV4, },
 	{ .procname = "vs", },
@@ -1784,7 +1797,9 @@ static const struct file_operations ip_vs_info_fops = {
 
 #endif
 
-struct ip_vs_stats ip_vs_stats;
+struct ip_vs_stats ip_vs_stats = {
+	.lock = __SPIN_LOCK_UNLOCKED(ip_vs_stats.lock),
+};
 
 #ifdef CONFIG_PROC_FS
 static int ip_vs_stats_show(struct seq_file *seq, void *v)
@@ -2306,7 +2321,7 @@ static struct nf_sockopt_ops ip_vs_sockopts = {
 };
 
 
-int ip_vs_control_init(void)
+int __init ip_vs_control_init(void)
 {
 	int ret;
 	int idx;
@@ -2333,8 +2348,6 @@ int ip_vs_control_init(void)
 		INIT_LIST_HEAD(&ip_vs_rtable[idx]);
 	}
 
-	memset(&ip_vs_stats, 0, sizeof(ip_vs_stats));
-	spin_lock_init(&ip_vs_stats.lock);
 	ip_vs_new_estimator(&ip_vs_stats);
 
 	/* Hook the defense timer */

net/ipv4/ipvs/ip_vs_dh.c

@@ -233,6 +233,7 @@ static struct ip_vs_scheduler ip_vs_dh_scheduler =
 	.name =			"dh",
 	.refcnt =		ATOMIC_INIT(0),
 	.module =		THIS_MODULE,
+	.n_list =		LIST_HEAD_INIT(ip_vs_dh_scheduler.n_list),
 	.init_service =		ip_vs_dh_init_svc,
 	.done_service =		ip_vs_dh_done_svc,
 	.update_service =	ip_vs_dh_update_svc,
@@ -242,7 +243,6 @@ static struct ip_vs_scheduler ip_vs_dh_scheduler =
 
 static int __init ip_vs_dh_init(void)
 {
-	INIT_LIST_HEAD(&ip_vs_dh_scheduler.n_list);
 	return register_ip_vs_scheduler(&ip_vs_dh_scheduler);
 }
 

net/ipv4/ipvs/ip_vs_est.c

@@ -17,6 +17,7 @@
 #include <linux/types.h>
 #include <linux/interrupt.h>
 #include <linux/sysctl.h>
+#include <linux/list.h>
 
 #include <net/ip_vs.h>
 
@@ -44,28 +45,11 @@
  */
 
 
-struct ip_vs_estimator
-{
-	struct ip_vs_estimator	*next;
-	struct ip_vs_stats	*stats;
-
-	u32			last_conns;
-	u32			last_inpkts;
-	u32			last_outpkts;
-	u64			last_inbytes;
-	u64			last_outbytes;
-
-	u32			cps;
-	u32			inpps;
-	u32			outpps;
-	u32			inbps;
-	u32			outbps;
-};
+static void estimation_timer(unsigned long arg);
 
-
-static struct ip_vs_estimator *est_list = NULL;
-static DEFINE_RWLOCK(est_lock);
-static struct timer_list est_timer;
+static LIST_HEAD(est_list);
+static DEFINE_SPINLOCK(est_lock);
+static DEFINE_TIMER(est_timer, estimation_timer, 0, 0);
 
 static void estimation_timer(unsigned long arg)
 {
@@ -76,9 +60,9 @@ static void estimation_timer(unsigned long arg)
 	u64 n_inbytes, n_outbytes;
 	u32 rate;
 
-	read_lock(&est_lock);
-	for (e = est_list; e; e = e->next) {
-		s = e->stats;
+	spin_lock(&est_lock);
+	list_for_each_entry(e, &est_list, list) {
+		s = container_of(e, struct ip_vs_stats, est);
 
 		spin_lock(&s->lock);
 		n_conns = s->conns;
@@ -114,19 +98,16 @@ static void estimation_timer(unsigned long arg)
 		s->outbps = (e->outbps+0xF)>>5;
 		spin_unlock(&s->lock);
 	}
-	read_unlock(&est_lock);
+	spin_unlock(&est_lock);
 	mod_timer(&est_timer, jiffies + 2*HZ);
 }
 
-int ip_vs_new_estimator(struct ip_vs_stats *stats)
+void ip_vs_new_estimator(struct ip_vs_stats *stats)
 {
-	struct ip_vs_estimator *est;
+	struct ip_vs_estimator *est = &stats->est;
 
-	est = kzalloc(sizeof(*est), GFP_KERNEL);
-	if (est == NULL)
-		return -ENOMEM;
+	INIT_LIST_HEAD(&est->list);
 
-	est->stats = stats;
 	est->last_conns = stats->conns;
 	est->cps = stats->cps<<10;
 
@@ -142,59 +123,40 @@ int ip_vs_new_estimator(struct ip_vs_stats *stats)
 	est->last_outbytes = stats->outbytes;
 	est->outbps = stats->outbps<<5;
 
-	write_lock_bh(&est_lock);
-	est->next = est_list;
-	if (est->next == NULL) {
-		setup_timer(&est_timer, estimation_timer, 0);
-		est_timer.expires = jiffies + 2*HZ;
-		add_timer(&est_timer);
-	}
-	est_list = est;
-	write_unlock_bh(&est_lock);
-	return 0;
+	spin_lock_bh(&est_lock);
+	if (list_empty(&est_list))
+		mod_timer(&est_timer, jiffies + 2 * HZ);
+	list_add(&est->list, &est_list);
+	spin_unlock_bh(&est_lock);
 }
 
 void ip_vs_kill_estimator(struct ip_vs_stats *stats)
 {
-	struct ip_vs_estimator *est, **pest;
-	int killed = 0;
-
-	write_lock_bh(&est_lock);
-	pest = &est_list;
-	while ((est=*pest) != NULL) {
-		if (est->stats != stats) {
-			pest = &est->next;
-			continue;
+	struct ip_vs_estimator *est = &stats->est;
+
+	spin_lock_bh(&est_lock);
+	list_del(&est->list);
+	while (list_empty(&est_list) && try_to_del_timer_sync(&est_timer) < 0) {
+		spin_unlock_bh(&est_lock);
+		cpu_relax();
+		spin_lock_bh(&est_lock);
 	}
-		*pest = est->next;
-		kfree(est);
-		killed++;
-	}
-	if (killed && est_list == NULL)
-		del_timer_sync(&est_timer);
-	write_unlock_bh(&est_lock);
+	spin_unlock_bh(&est_lock);
 }
 
 void ip_vs_zero_estimator(struct ip_vs_stats *stats)
 {
-	struct ip_vs_estimator *e;
-
-	write_lock_bh(&est_lock);
-	for (e = est_list; e; e = e->next) {
-		if (e->stats != stats)
-			continue;
-
-		/* set counters zero */
-		e->last_conns = 0;
-		e->last_inpkts = 0;
-		e->last_outpkts = 0;
-		e->last_inbytes = 0;
-		e->last_outbytes = 0;
-		e->cps = 0;
-		e->inpps = 0;
-		e->outpps = 0;
-		e->inbps = 0;
-		e->outbps = 0;
-	}
-	write_unlock_bh(&est_lock);
+	struct ip_vs_estimator *est = &stats->est;
+
+	/* set counters zero, caller must hold the stats->lock lock */
+	est->last_inbytes = 0;
+	est->last_outbytes = 0;
+	est->last_conns = 0;
+	est->last_inpkts = 0;
+	est->last_outpkts = 0;
+	est->cps = 0;
+	est->inpps = 0;
+	est->outpps = 0;
+	est->inbps = 0;
+	est->outbps = 0;
 }

net/ipv4/ipvs/ip_vs_lblc.c

@@ -539,6 +539,7 @@ static struct ip_vs_scheduler ip_vs_lblc_scheduler =
 	.name =			"lblc",
 	.refcnt =		ATOMIC_INIT(0),
 	.module =		THIS_MODULE,
+	.n_list =		LIST_HEAD_INIT(ip_vs_lblc_scheduler.n_list),
 	.init_service =		ip_vs_lblc_init_svc,
 	.done_service =		ip_vs_lblc_done_svc,
 	.update_service =	ip_vs_lblc_update_svc,
@@ -550,7 +551,6 @@ static int __init ip_vs_lblc_init(void)
 {
 	int ret;
 
-	INIT_LIST_HEAD(&ip_vs_lblc_scheduler.n_list);
 	sysctl_header = register_sysctl_paths(net_vs_ctl_path, vs_vars_table);
 	ret = register_ip_vs_scheduler(&ip_vs_lblc_scheduler);
 	if (ret)

net/ipv4/ipvs/ip_vs_lblcr.c

@@ -728,6 +728,7 @@ static struct ip_vs_scheduler ip_vs_lblcr_scheduler =
 	.name =			"lblcr",
 	.refcnt =		ATOMIC_INIT(0),
 	.module =		THIS_MODULE,
+	.n_list =		LIST_HEAD_INIT(ip_vs_lblcr_scheduler.n_list),
 	.init_service =		ip_vs_lblcr_init_svc,
 	.done_service =		ip_vs_lblcr_done_svc,
 	.update_service =	ip_vs_lblcr_update_svc,
@@ -739,7 +740,6 @@ static int __init ip_vs_lblcr_init(void)
 {
 	int ret;
 
-	INIT_LIST_HEAD(&ip_vs_lblcr_scheduler.n_list);
 	sysctl_header = register_sysctl_paths(net_vs_ctl_path, vs_vars_table);
 	ret = register_ip_vs_scheduler(&ip_vs_lblcr_scheduler);
 	if (ret)

net/ipv4/ipvs/ip_vs_lc.c

@@ -98,6 +98,7 @@ static struct ip_vs_scheduler ip_vs_lc_scheduler = {
 	.name =			"lc",
 	.refcnt =		ATOMIC_INIT(0),
 	.module =		THIS_MODULE,
+	.n_list =		LIST_HEAD_INIT(ip_vs_lc_scheduler.n_list),
 	.init_service =		ip_vs_lc_init_svc,
 	.done_service =		ip_vs_lc_done_svc,
 	.update_service =	ip_vs_lc_update_svc,
@@ -107,7 +108,6 @@ static struct ip_vs_scheduler ip_vs_lc_scheduler = {
 
 static int __init ip_vs_lc_init(void)
 {
-	INIT_LIST_HEAD(&ip_vs_lc_scheduler.n_list);
 	return register_ip_vs_scheduler(&ip_vs_lc_scheduler) ;
 }
 

net/ipv4/ipvs/ip_vs_nq.c

@@ -136,6 +136,7 @@ static struct ip_vs_scheduler ip_vs_nq_scheduler =
 	.name =			"nq",
 	.refcnt =		ATOMIC_INIT(0),
 	.module =		THIS_MODULE,
+	.n_list =		LIST_HEAD_INIT(ip_vs_nq_scheduler.n_list),
 	.init_service =		ip_vs_nq_init_svc,
 	.done_service =		ip_vs_nq_done_svc,
 	.update_service =	ip_vs_nq_update_svc,
@@ -145,7 +146,6 @@ static struct ip_vs_scheduler ip_vs_nq_scheduler =
 
 static int __init ip_vs_nq_init(void)
 {
-	INIT_LIST_HEAD(&ip_vs_nq_scheduler.n_list);
 	return register_ip_vs_scheduler(&ip_vs_nq_scheduler);
 }
 

net/ipv4/ipvs/ip_vs_proto.c

@@ -43,7 +43,7 @@ static struct ip_vs_protocol *ip_vs_proto_table[IP_VS_PROTO_TAB_SIZE];
 /*
  *	register an ipvs protocol
  */
-static int __used register_ip_vs_protocol(struct ip_vs_protocol *pp)
+static int __used __init register_ip_vs_protocol(struct ip_vs_protocol *pp)
 {
 	unsigned hash = IP_VS_PROTO_HASH(pp->protocol);
 
@@ -190,7 +190,7 @@ ip_vs_tcpudp_debug_packet(struct ip_vs_protocol *pp,
 }
 
 
-int ip_vs_protocol_init(void)
+int __init ip_vs_protocol_init(void)
 {
 	char protocols[64];
 #define REGISTER_PROTOCOL(p)			\

net/ipv4/ipvs/ip_vs_rr.c

@@ -94,6 +94,7 @@ static struct ip_vs_scheduler ip_vs_rr_scheduler = {
 	.name =			"rr",			/* name */
 	.refcnt =		ATOMIC_INIT(0),
 	.module =		THIS_MODULE,
+	.n_list =		LIST_HEAD_INIT(ip_vs_rr_scheduler.n_list),
 	.init_service =		ip_vs_rr_init_svc,
 	.done_service =		ip_vs_rr_done_svc,
 	.update_service =	ip_vs_rr_update_svc,
@@ -102,7 +103,6 @@ static struct ip_vs_scheduler ip_vs_rr_scheduler = {
 
 static int __init ip_vs_rr_init(void)
 {
-	INIT_LIST_HEAD(&ip_vs_rr_scheduler.n_list);
 	return register_ip_vs_scheduler(&ip_vs_rr_scheduler);
 }
 

net/ipv4/ipvs/ip_vs_sched.c

@@ -184,7 +184,7 @@ int register_ip_vs_scheduler(struct ip_vs_scheduler *scheduler)
 
 	write_lock_bh(&__ip_vs_sched_lock);
 
-	if (scheduler->n_list.next != &scheduler->n_list) {
+	if (!list_empty(&scheduler->n_list)) {
 		write_unlock_bh(&__ip_vs_sched_lock);
 		ip_vs_use_count_dec();
 		IP_VS_ERR("register_ip_vs_scheduler(): [%s] scheduler "
@@ -229,7 +229,7 @@ int unregister_ip_vs_scheduler(struct ip_vs_scheduler *scheduler)
 	}
 
 	write_lock_bh(&__ip_vs_sched_lock);
-	if (scheduler->n_list.next == &scheduler->n_list) {
+	if (list_empty(&scheduler->n_list)) {
 		write_unlock_bh(&__ip_vs_sched_lock);
 		IP_VS_ERR("unregister_ip_vs_scheduler(): [%s] scheduler "
 			  "is not in the list. failed\n", scheduler->name);

net/ipv4/ipvs/ip_vs_sed.c

@@ -138,6 +138,7 @@ static struct ip_vs_scheduler ip_vs_sed_scheduler =
 	.name =			"sed",
 	.refcnt =		ATOMIC_INIT(0),
 	.module =		THIS_MODULE,
+	.n_list =		LIST_HEAD_INIT(ip_vs_sed_scheduler.n_list),
 	.init_service =		ip_vs_sed_init_svc,
 	.done_service =		ip_vs_sed_done_svc,
 	.update_service =	ip_vs_sed_update_svc,
@@ -147,7 +148,6 @@ static struct ip_vs_scheduler ip_vs_sed_scheduler =
 
 static int __init ip_vs_sed_init(void)
 {
-	INIT_LIST_HEAD(&ip_vs_sed_scheduler.n_list);
 	return register_ip_vs_scheduler(&ip_vs_sed_scheduler);
 }
 

net/ipv4/ipvs/ip_vs_sh.c

@@ -230,6 +230,7 @@ static struct ip_vs_scheduler ip_vs_sh_scheduler =
 	.name =			"sh",
 	.refcnt =		ATOMIC_INIT(0),
 	.module =		THIS_MODULE,
+	.n_list	 =		LIST_HEAD_INIT(ip_vs_sh_scheduler.n_list),
 	.init_service =		ip_vs_sh_init_svc,
 	.done_service =		ip_vs_sh_done_svc,
 	.update_service =	ip_vs_sh_update_svc,
@@ -239,7 +240,6 @@ static struct ip_vs_scheduler ip_vs_sh_scheduler =
 
 static int __init ip_vs_sh_init(void)
 {
-	INIT_LIST_HEAD(&ip_vs_sh_scheduler.n_list);
 	return register_ip_vs_scheduler(&ip_vs_sh_scheduler);
 }
 

net/ipv4/ipvs/ip_vs_sync.c

@@ -904,9 +904,9 @@ int stop_sync_thread(int state)
 		 * progress of stopping the master sync daemon.
 		 */
 
-		spin_lock(&ip_vs_sync_lock);
+		spin_lock_bh(&ip_vs_sync_lock);
 		ip_vs_sync_state &= ~IP_VS_STATE_MASTER;
-		spin_unlock(&ip_vs_sync_lock);
+		spin_unlock_bh(&ip_vs_sync_lock);
 		kthread_stop(sync_master_thread);
 		sync_master_thread = NULL;
 	} else if (state == IP_VS_STATE_BACKUP) {

net/ipv4/ipvs/ip_vs_wlc.c

@@ -126,6 +126,7 @@ static struct ip_vs_scheduler ip_vs_wlc_scheduler =
 	.name =			"wlc",
 	.refcnt =		ATOMIC_INIT(0),
 	.module =		THIS_MODULE,
+	.n_list =		LIST_HEAD_INIT(ip_vs_wlc_scheduler.n_list),
 	.init_service =		ip_vs_wlc_init_svc,
 	.done_service =		ip_vs_wlc_done_svc,
 	.update_service =	ip_vs_wlc_update_svc,
@@ -135,7 +136,6 @@ static struct ip_vs_scheduler ip_vs_wlc_scheduler =
 
 static int __init ip_vs_wlc_init(void)
 {
-	INIT_LIST_HEAD(&ip_vs_wlc_scheduler.n_list);
 	return register_ip_vs_scheduler(&ip_vs_wlc_scheduler);
 }
 

net/ipv4/ipvs/ip_vs_wrr.c

@@ -212,6 +212,7 @@ static struct ip_vs_scheduler ip_vs_wrr_scheduler = {
 	.name =			"wrr",
 	.refcnt =		ATOMIC_INIT(0),
 	.module =		THIS_MODULE,
+	.n_list =		LIST_HEAD_INIT(ip_vs_wrr_scheduler.n_list),
 	.init_service =		ip_vs_wrr_init_svc,
 	.done_service =		ip_vs_wrr_done_svc,
 	.update_service =	ip_vs_wrr_update_svc,
@@ -220,7 +221,6 @@ static struct ip_vs_scheduler ip_vs_wrr_scheduler = {
 
 static int __init ip_vs_wrr_init(void)
 {
-	INIT_LIST_HEAD(&ip_vs_wrr_scheduler.n_list);
 	return register_ip_vs_scheduler(&ip_vs_wrr_scheduler) ;
 }
 

net/ipv4/udp.c

@@ -989,7 +989,9 @@ int udp_queue_rcv_skb(struct sock * sk, struct sk_buff *skb)
 		    up->encap_rcv != NULL) {
 			int ret;
 
+			bh_unlock_sock(sk);
 			ret = (*up->encap_rcv)(sk, skb);
+			bh_lock_sock(sk);
 			if (ret <= 0) {
 				UDP_INC_STATS_BH(sock_net(sk),
 						 UDP_MIB_INDATAGRAMS,
@@ -1092,7 +1094,7 @@ static int __udp4_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
 			if (skb1) {
 				int ret = 0;
 
-				bh_lock_sock_nested(sk);
+				bh_lock_sock(sk);
 				if (!sock_owned_by_user(sk))
 					ret = udp_queue_rcv_skb(sk, skb1);
 				else
@@ -1194,7 +1196,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[],
 
 	if (sk != NULL) {
 		int ret = 0;
-		bh_lock_sock_nested(sk);
+		bh_lock_sock(sk);
 		if (!sock_owned_by_user(sk))
 			ret = udp_queue_rcv_skb(sk, skb);
 		else

net/ipv6/route.c

@@ -2187,8 +2187,9 @@ static int rt6_fill_node(struct sk_buff *skb, struct rt6_info *rt,
 #endif
 			NLA_PUT_U32(skb, RTA_IIF, iif);
 	} else if (dst) {
+		struct inet6_dev *idev = ip6_dst_idev(&rt->u.dst);
 		struct in6_addr saddr_buf;
-		if (ipv6_dev_get_saddr(ip6_dst_idev(&rt->u.dst)->dev,
+		if (ipv6_dev_get_saddr(idev ? idev->dev : NULL,
 				       dst, 0, &saddr_buf) == 0)
 			NLA_PUT(skb, RTA_PREFSRC, 16, &saddr_buf);
 	}

net/ipv6/udp.c

@@ -379,7 +379,7 @@ static int __udp6_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
 					uh->source, saddr, dif))) {
 		struct sk_buff *buff = skb_clone(skb, GFP_ATOMIC);
 		if (buff) {
-			bh_lock_sock_nested(sk2);
+			bh_lock_sock(sk2);
 			if (!sock_owned_by_user(sk2))
 				udpv6_queue_rcv_skb(sk2, buff);
 			else
@@ -387,7 +387,7 @@ static int __udp6_lib_mcast_deliver(struct net *net, struct sk_buff *skb,
 			bh_unlock_sock(sk2);
 		}
 	}
-	bh_lock_sock_nested(sk);
+	bh_lock_sock(sk);
 	if (!sock_owned_by_user(sk))
 		udpv6_queue_rcv_skb(sk, skb);
 	else
@@ -508,7 +508,7 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[],
 
 	/* deliver */
 
-	bh_lock_sock_nested(sk);
+	bh_lock_sock(sk);
 	if (!sock_owned_by_user(sk))
 		udpv6_queue_rcv_skb(sk, skb);
 	else

net/rxrpc/ar-accept.c

@@ -100,7 +100,7 @@ static int rxrpc_accept_incoming_call(struct rxrpc_local *local,
 
 	trans = rxrpc_get_transport(local, peer, GFP_NOIO);
 	rxrpc_put_peer(peer);
-	if (!trans) {
+	if (IS_ERR(trans)) {
 		_debug("no trans");
 		ret = -EBUSY;
 		goto error;

net/sched/act_api.c

@@ -751,7 +751,7 @@ static int tca_action_flush(struct nlattr *nla, struct nlmsghdr *n, u32 pid)
 	struct nlattr *tb[TCA_ACT_MAX+1];
 	struct nlattr *kind;
 	struct tc_action *a = create_a(0);
-	int err = -EINVAL;
+	int err = -ENOMEM;
 
 	if (a == NULL) {
 		printk("tca_action_flush: couldnt create tc_action\n");
@@ -762,7 +762,7 @@ static int tca_action_flush(struct nlattr *nla, struct nlmsghdr *n, u32 pid)
 	if (!skb) {
 		printk("tca_action_flush: failed skb alloc\n");
 		kfree(a);
-		return -ENOBUFS;
+		return err;
 	}
 
 	b = skb_tail_pointer(skb);
@@ -790,6 +790,8 @@ static int tca_action_flush(struct nlattr *nla, struct nlmsghdr *n, u32 pid)
 	err = a->ops->walk(skb, &dcb, RTM_DELACTION, a);
 	if (err < 0)
 		goto nla_put_failure;
+	if (err == 0)
+		goto noflush_out;
 
 	nla_nest_end(skb, nest);
 
@@ -807,6 +809,7 @@ static int tca_action_flush(struct nlattr *nla, struct nlmsghdr *n, u32 pid)
 nlmsg_failure:
 	module_put(a->ops->owner);
 err_out:
+noflush_out:
 	kfree_skb(skb);
 	kfree(a);
 	return err;
@@ -824,8 +827,10 @@ tca_action_gd(struct nlattr *nla, struct nlmsghdr *n, u32 pid, int event)
 		return ret;
 
 	if (event == RTM_DELACTION && n->nlmsg_flags&NLM_F_ROOT) {
-		if (tb[0] != NULL && tb[1] == NULL)
-			return tca_action_flush(tb[0], n, pid);
+		if (tb[1] != NULL)
+			return tca_action_flush(tb[1], n, pid);
+		else
+			return -EINVAL;
 	}
 
 	for (i = 1; i <= TCA_ACT_MAX_PRIO && tb[i]; i++) {

net/sched/sch_api.c

@@ -183,6 +183,21 @@ EXPORT_SYMBOL(unregister_qdisc);
    (root qdisc, all its children, children of children etc.)
  */
 
+struct Qdisc *qdisc_match_from_root(struct Qdisc *root, u32 handle)
+{
+	struct Qdisc *q;
+
+	if (!(root->flags & TCQ_F_BUILTIN) &&
+	    root->handle == handle)
+		return root;
+
+	list_for_each_entry(q, &root->list, list) {
+		if (q->handle == handle)
+			return q;
+	}
+	return NULL;
+}
+
 struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle)
 {
 	unsigned int i;
@@ -191,16 +206,11 @@ struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle)
 		struct netdev_queue *txq = netdev_get_tx_queue(dev, i);
 		struct Qdisc *q, *txq_root = txq->qdisc_sleeping;
 
-		if (!(txq_root->flags & TCQ_F_BUILTIN) &&
-		    txq_root->handle == handle)
-			return txq_root;
-
-		list_for_each_entry(q, &txq_root->list, list) {
-			if (q->handle == handle)
+		q = qdisc_match_from_root(txq_root, handle);
+		if (q)
 			return q;
 	}
-	}
-	return NULL;
+	return qdisc_match_from_root(dev->rx_queue.qdisc_sleeping, handle);
 }
 
 static struct Qdisc *qdisc_leaf(struct Qdisc *p, u32 classid)
@@ -321,7 +331,7 @@ static struct qdisc_size_table *qdisc_get_stab(struct nlattr *opt)
 	if (!s || tsize != s->tsize || (!tab && tsize > 0))
 		return ERR_PTR(-EINVAL);
 
-	spin_lock(&qdisc_stab_lock);
+	spin_lock_bh(&qdisc_stab_lock);
 
 	list_for_each_entry(stab, &qdisc_stab_list, list) {
 		if (memcmp(&stab->szopts, s, sizeof(*s)))
@@ -329,11 +339,11 @@ static struct qdisc_size_table *qdisc_get_stab(struct nlattr *opt)
 		if (tsize > 0 && memcmp(stab->data, tab, tsize * sizeof(u16)))
 			continue;
 		stab->refcnt++;
-		spin_unlock(&qdisc_stab_lock);
+		spin_unlock_bh(&qdisc_stab_lock);
 		return stab;
 	}
 
-	spin_unlock(&qdisc_stab_lock);
+	spin_unlock_bh(&qdisc_stab_lock);
 
 	stab = kmalloc(sizeof(*stab) + tsize * sizeof(u16), GFP_KERNEL);
 	if (!stab)
@@ -344,9 +354,9 @@ static struct qdisc_size_table *qdisc_get_stab(struct nlattr *opt)
 	if (tsize > 0)
 		memcpy(stab->data, tab, tsize * sizeof(u16));
 
-	spin_lock(&qdisc_stab_lock);
+	spin_lock_bh(&qdisc_stab_lock);
 	list_add_tail(&stab->list, &qdisc_stab_list);
-	spin_unlock(&qdisc_stab_lock);
+	spin_unlock_bh(&qdisc_stab_lock);
 
 	return stab;
 }
@@ -356,14 +366,14 @@ void qdisc_put_stab(struct qdisc_size_table *tab)
 	if (!tab)
 		return;
 
-	spin_lock(&qdisc_stab_lock);
+	spin_lock_bh(&qdisc_stab_lock);
 
 	if (--tab->refcnt == 0) {
 		list_del(&tab->list);
 		kfree(tab);
 	}
 
-	spin_unlock(&qdisc_stab_lock);
+	spin_unlock_bh(&qdisc_stab_lock);
 }
 EXPORT_SYMBOL(qdisc_put_stab);
 
@@ -908,7 +918,7 @@ static int tc_get_qdisc(struct sk_buff *skb, struct nlmsghdr *n, void *arg)
 					return -ENOENT;
 				q = qdisc_leaf(p, clid);
 			} else { /* ingress */
-				q = dev->rx_queue.qdisc;
+				q = dev->rx_queue.qdisc_sleeping;
 			}
 		} else {
 			struct netdev_queue *dev_queue;
@@ -978,7 +988,7 @@ static int tc_modify_qdisc(struct sk_buff *skb, struct nlmsghdr *n, void *arg)
 					return -ENOENT;
 				q = qdisc_leaf(p, clid);
 			} else { /*ingress */
-				q = dev->rx_queue.qdisc;
+				q = dev->rx_queue.qdisc_sleeping;
 			}
 		} else {
 			struct netdev_queue *dev_queue;
@@ -1529,11 +1539,11 @@ static int tc_dump_tclass(struct sk_buff *skb, struct netlink_callback *cb)
 	t = 0;
 
 	dev_queue = netdev_get_tx_queue(dev, 0);
-	if (tc_dump_tclass_root(dev_queue->qdisc, skb, tcm, cb, &t, s_t) < 0)
+	if (tc_dump_tclass_root(dev_queue->qdisc_sleeping, skb, tcm, cb, &t, s_t) < 0)
 		goto done;
 
 	dev_queue = &dev->rx_queue;
-	if (tc_dump_tclass_root(dev_queue->qdisc, skb, tcm, cb, &t, s_t) < 0)
+	if (tc_dump_tclass_root(dev_queue->qdisc_sleeping, skb, tcm, cb, &t, s_t) < 0)
 		goto done;
 
 done:

net/sched/sch_generic.c

@@ -647,7 +647,7 @@ static void dev_deactivate_queue(struct net_device *dev,
 	}
 }
 
-static bool some_qdisc_is_running(struct net_device *dev, int lock)
+static bool some_qdisc_is_busy(struct net_device *dev, int lock)
 {
 	unsigned int i;
 
@@ -658,13 +658,14 @@ static bool some_qdisc_is_running(struct net_device *dev, int lock)
 		int val;
 
 		dev_queue = netdev_get_tx_queue(dev, i);
-		q = dev_queue->qdisc;
+		q = dev_queue->qdisc_sleeping;
 		root_lock = qdisc_lock(q);
 
 		if (lock)
 			spin_lock_bh(root_lock);
 
-		val = test_bit(__QDISC_STATE_RUNNING, &q->state);
+		val = (test_bit(__QDISC_STATE_RUNNING, &q->state) ||
+		       test_bit(__QDISC_STATE_SCHED, &q->state));
 
 		if (lock)
 			spin_unlock_bh(root_lock);
@@ -689,14 +690,14 @@ void dev_deactivate(struct net_device *dev)
 
 	/* Wait for outstanding qdisc_run calls. */
 	do {
-		while (some_qdisc_is_running(dev, 0))
+		while (some_qdisc_is_busy(dev, 0))
 			yield();
 
 		/*
 		 * Double-check inside queue lock to ensure that all effects
 		 * of the queue run are visible when we return.
 		 */
-		running = some_qdisc_is_running(dev, 1);
+		running = some_qdisc_is_busy(dev, 1);
 
 		/*
 		 * The running flag should never be set at this point because

net/sched/sch_htb.c

@@ -1279,6 +1279,7 @@ static int htb_delete(struct Qdisc *sch, unsigned long arg)
 
 	/* delete from hash and active; remainder in destroy_class */
 	qdisc_class_hash_remove(&q->clhash, &cl->common);
+	if (cl->parent)
 		cl->parent->children--;
 
 	if (cl->prio_activity)

net/wireless/wext.c

@@ -1277,6 +1277,7 @@ static int rtnetlink_fill_iwinfo(struct sk_buff *skb, struct net_device *dev,
 	r->ifi_flags = dev_get_flags(dev);
 	r->ifi_change = 0;	/* Wireless changes don't affect those flags */
 
+	NLA_PUT_STRING(skb, IFLA_IFNAME, dev->name);
 	/* Add the wireless events in the netlink packet */
 	NLA_PUT(skb, IFLA_WIRELESS, event_len, event);