21 files changed, 104 insertions, 81 deletions

diff --git a/arch/alpha/include/uapi/asm/socket.h b/arch/alpha/include/uapi/asm/socket.h
index 097c1577735a..c5195524d1ef 100644
--- a/arch/alpha/include/uapi/asm/socket.h
+++ b/arch/alpha/include/uapi/asm/socket.h
@@ -19,7 +19,7 @@
 #define SO_BROADCAST    0x0020
 #define SO_LINGER       0x0080
 #define SO_OOBINLINE    0x0100
-/* To add :#define SO_REUSEPORT 0x0200 */
+#define SO_REUSEPORT    0x0200
 
 #define SO_TYPE         0x1008
 #define SO_ERROR        0x1007
@@ -77,5 +77,6 @@
 /* Instruct lower device to use last 4-bytes of skb data as FCS */
 #define SO_NOFCS                43
 
+#define SO_LOCK_FILTER          44
 
 #endif /* _UAPI_ASM_SOCKET_H */
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index 3985f35aee06..a4ca63ba7faa 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -309,7 +309,7 @@ static struct omap2_hsmmc_info mmc[] = {
                 .gpio_wp        = 63,
                 .deferred       = true,
         },
-#ifdef CONFIG_WL12XX_PLATFORM_DATA
+#ifdef CONFIG_WILINK_PLATFORM_DATA
         {
                 .name           = "wl1271",
                 .mmc            = 2,
@@ -450,7 +450,7 @@ static struct regulator_init_data omap3evm_vio = {
         .consumer_supplies      = omap3evm_vio_supply,
 };
 
-#ifdef CONFIG_WL12XX_PLATFORM_DATA
+#ifdef CONFIG_WILINK_PLATFORM_DATA
 
 #define OMAP3EVM_WLAN_PMENA_GPIO        (150)
 #define OMAP3EVM_WLAN_IRQ_GPIO          (149)
@@ -563,7 +563,7 @@ static struct omap_board_mux omap35x_board_mux[] __initdata = {
                                 OMAP_PIN_OFF_NONE),
         OMAP3_MUX(GPMC_WAIT2, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
                                 OMAP_PIN_OFF_NONE),
-#ifdef CONFIG_WL12XX_PLATFORM_DATA
+#ifdef CONFIG_WILINK_PLATFORM_DATA
         /* WLAN IRQ - GPIO 149 */
         OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
 
@@ -601,7 +601,7 @@ static struct omap_board_mux omap36x_board_mux[] __initdata = {
         OMAP3_MUX(SYS_BOOT4, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
         OMAP3_MUX(SYS_BOOT5, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
         OMAP3_MUX(SYS_BOOT6, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
-#ifdef CONFIG_WL12XX_PLATFORM_DATA
+#ifdef CONFIG_WILINK_PLATFORM_DATA
         /* WLAN IRQ - GPIO 149 */
         OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
 
@@ -637,7 +637,7 @@ static struct gpio omap3_evm_ehci_gpios[] __initdata = {
 
 static void __init omap3_evm_wl12xx_init(void)
 {
-#ifdef CONFIG_WL12XX_PLATFORM_DATA
+#ifdef CONFIG_WILINK_PLATFORM_DATA
         int ret;
 
         /* WL12xx WLAN Init */
diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c
index a34f1e214116..6828ef6ce80e 100644
--- a/arch/arm/net/bpf_jit_32.c
+++ b/arch/arm/net/bpf_jit_32.c
@@ -341,10 +341,17 @@ static void emit_load_be16(u8 cond, u8 r_res, u8 r_addr, struct jit_ctx *ctx)
 
 static inline void emit_swap16(u8 r_dst, u8 r_src, struct jit_ctx *ctx)
 {
-        emit(ARM_LSL_R(ARM_R1, r_src, 8), ctx);
-        emit(ARM_ORR_S(r_dst, ARM_R1, r_src, SRTYPE_LSL, 8), ctx);
-        emit(ARM_LSL_I(r_dst, r_dst, 8), ctx);
-        emit(ARM_LSL_R(r_dst, r_dst, 8), ctx);
+        /* r_dst = (r_src << 8) | (r_src >> 8) */
+        emit(ARM_LSL_I(ARM_R1, r_src, 8), ctx);
+        emit(ARM_ORR_S(r_dst, ARM_R1, r_src, SRTYPE_LSR, 8), ctx);
+
+        /*
+         * we need to mask out the bits set in r_dst[23:16] due to
+         * the first shift instruction.
+         *
+         * note that 0x8ff is the encoded immediate 0x00ff0000.
+         */
+        emit(ARM_BIC_I(r_dst, r_dst, 0x8ff), ctx);
 }
 
 #else  /* ARMv6+ */
diff --git a/arch/avr32/include/uapi/asm/socket.h b/arch/avr32/include/uapi/asm/socket.h
index 486df68abeec..51c6401582ea 100644
--- a/arch/avr32/include/uapi/asm/socket.h
+++ b/arch/avr32/include/uapi/asm/socket.h
@@ -22,7 +22,7 @@
 #define SO_PRIORITY     12
 #define SO_LINGER       13
 #define SO_BSDCOMPAT    14
-/* To add :#define SO_REUSEPORT 15 */
+#define SO_REUSEPORT    15
 #define SO_PASSCRED     16
 #define SO_PEERCRED     17
 #define SO_RCVLOWAT     18
@@ -70,4 +70,6 @@
 /* Instruct lower device to use last 4-bytes of skb data as FCS */
 #define SO_NOFCS                43
 
+#define SO_LOCK_FILTER          44
+
 #endif /* __ASM_AVR32_SOCKET_H */
diff --git a/arch/cris/include/uapi/asm/socket.h b/arch/cris/include/uapi/asm/socket.h
index b681b043f6c8..50692b738c75 100644
--- a/arch/cris/include/uapi/asm/socket.h
+++ b/arch/cris/include/uapi/asm/socket.h
@@ -24,7 +24,7 @@
 #define SO_PRIORITY     12
 #define SO_LINGER       13
 #define SO_BSDCOMPAT    14
-/* To add :#define SO_REUSEPORT 15 */
+#define SO_REUSEPORT    15
 #define SO_PASSCRED     16
 #define SO_PEERCRED     17
 #define SO_RCVLOWAT     18
@@ -72,6 +72,8 @@
 /* Instruct lower device to use last 4-bytes of skb data as FCS */
 #define SO_NOFCS                43
 
+#define SO_LOCK_FILTER          44
+
 #endif /* _ASM_SOCKET_H */
 
 
diff --git a/arch/frv/include/uapi/asm/socket.h b/arch/frv/include/uapi/asm/socket.h
index 871f89b7fbda..595391f0f98c 100644
--- a/arch/frv/include/uapi/asm/socket.h
+++ b/arch/frv/include/uapi/asm/socket.h
@@ -22,7 +22,7 @@
 #define SO_PRIORITY     12
 #define SO_LINGER       13
 #define SO_BSDCOMPAT    14
-/* To add :#define SO_REUSEPORT 15 */
+#define SO_REUSEPORT    15
 #define SO_PASSCRED     16
 #define SO_PEERCRED     17
 #define SO_RCVLOWAT     18
@@ -70,5 +70,7 @@
 /* Instruct lower device to use last 4-bytes of skb data as FCS */
 #define SO_NOFCS                43
 
+#define SO_LOCK_FILTER          44
+
 #endif /* _ASM_SOCKET_H */
 
diff --git a/arch/h8300/include/uapi/asm/socket.h b/arch/h8300/include/uapi/asm/socket.h
index 90a2e573c7e6..43e32621da7d 100644
--- a/arch/h8300/include/uapi/asm/socket.h
+++ b/arch/h8300/include/uapi/asm/socket.h
@@ -22,7 +22,7 @@
 #define SO_PRIORITY     12
 #define SO_LINGER       13
 #define SO_BSDCOMPAT    14
-/* To add :#define SO_REUSEPORT 15 */
+#define SO_REUSEPORT    15
 #define SO_PASSCRED     16
 #define SO_PEERCRED     17
 #define SO_RCVLOWAT     18
@@ -70,4 +70,6 @@
 /* Instruct lower device to use last 4-bytes of skb data as FCS */
 #define SO_NOFCS                43
 
+#define SO_LOCK_FILTER          44
+
 #endif /* _ASM_SOCKET_H */
diff --git a/arch/ia64/include/uapi/asm/socket.h b/arch/ia64/include/uapi/asm/socket.h
index 23d6759bb57b..c567adc8bea5 100644
--- a/arch/ia64/include/uapi/asm/socket.h
+++ b/arch/ia64/include/uapi/asm/socket.h
@@ -31,7 +31,7 @@
 #define SO_PRIORITY     12
 #define SO_LINGER       13
 #define SO_BSDCOMPAT    14
-/* To add :#define SO_REUSEPORT 15 */
+#define SO_REUSEPORT    15
 #define SO_PASSCRED     16
 #define SO_PEERCRED     17
 #define SO_RCVLOWAT     18
@@ -79,4 +79,6 @@
 /* Instruct lower device to use last 4-bytes of skb data as FCS */
 #define SO_NOFCS                43
 
+#define SO_LOCK_FILTER          44
+
 #endif /* _ASM_IA64_SOCKET_H */
diff --git a/arch/m32r/include/uapi/asm/socket.h b/arch/m32r/include/uapi/asm/socket.h
index 5e7088a26726..519afa2755db 100644
--- a/arch/m32r/include/uapi/asm/socket.h
+++ b/arch/m32r/include/uapi/asm/socket.h
@@ -22,7 +22,7 @@
 #define SO_PRIORITY     12
 #define SO_LINGER       13
 #define SO_BSDCOMPAT    14
-/* To add :#define SO_REUSEPORT 15 */
+#define SO_REUSEPORT    15
 #define SO_PASSCRED     16
 #define SO_PEERCRED     17
 #define SO_RCVLOWAT     18
@@ -70,4 +70,6 @@
 /* Instruct lower device to use last 4-bytes of skb data as FCS */
 #define SO_NOFCS                43
 
+#define SO_LOCK_FILTER          44
+
 #endif /* _ASM_M32R_SOCKET_H */
diff --git a/arch/mips/bcm47xx/serial.c b/arch/mips/bcm47xx/serial.c
index 57981e4fe2bc..b8ef965705cf 100644
--- a/arch/mips/bcm47xx/serial.c
+++ b/arch/mips/bcm47xx/serial.c
@@ -62,7 +62,7 @@ static int __init uart8250_init_bcma(void)
 
                 p->mapbase = (unsigned int) bcma_port->regs;
                 p->membase = (void *) bcma_port->regs;
-                p->irq = bcma_port->irq + 2;
+                p->irq = bcma_port->irq;
                 p->uartclk = bcma_port->baud_base;
                 p->regshift = bcma_port->reg_shift;
                 p->iotype = UPIO_MEM;
diff --git a/arch/mips/include/uapi/asm/socket.h b/arch/mips/include/uapi/asm/socket.h
index 17307ab90474..3e68bfbda6bc 100644
--- a/arch/mips/include/uapi/asm/socket.h
+++ b/arch/mips/include/uapi/asm/socket.h
@@ -28,9 +28,7 @@
 #define SO_LINGER       0x0080  /* Block on close of a reliable
                                    socket to transmit pending data.  */
 #define SO_OOBINLINE 0x0100     /* Receive out-of-band data in-band.  */
-#if 0
-To add: #define SO_REUSEPORT 0x0200     /* Allow local address and port reuse.  */
-#endif
+#define SO_REUSEPORT 0x0200     /* Allow local address and port reuse.  */
 
 #define SO_TYPE         0x1008  /* Compatible name for SO_STYLE.  */
 #define SO_STYLE        SO_TYPE /* Synonym */
@@ -90,5 +88,6 @@ To add: #define SO_REUSEPORT 0x0200	/* Allow local address and port reuse.  */
 /* Instruct lower device to use last 4-bytes of skb data as FCS */
 #define SO_NOFCS                43
 
+#define SO_LOCK_FILTER          44
 
 #endif /* _UAPI_ASM_SOCKET_H */
diff --git a/arch/mn10300/include/uapi/asm/socket.h b/arch/mn10300/include/uapi/asm/socket.h
index af5366bbfe62..5c7c7c988544 100644
--- a/arch/mn10300/include/uapi/asm/socket.h
+++ b/arch/mn10300/include/uapi/asm/socket.h
@@ -22,7 +22,7 @@
 #define SO_PRIORITY     12
 #define SO_LINGER       13
 #define SO_BSDCOMPAT    14
-/* To add :#define SO_REUSEPORT 15 */
+#define SO_REUSEPORT    15
 #define SO_PASSCRED     16
 #define SO_PEERCRED     17
 #define SO_RCVLOWAT     18
@@ -70,4 +70,6 @@
 /* Instruct lower device to use last 4-bytes of skb data as FCS */
 #define SO_NOFCS                43
 
+#define SO_LOCK_FILTER          44
+
 #endif /* _ASM_SOCKET_H */
diff --git a/arch/parisc/include/uapi/asm/socket.h b/arch/parisc/include/uapi/asm/socket.h
index d9ff4731253b..526e4b9aece0 100644
--- a/arch/parisc/include/uapi/asm/socket.h
+++ b/arch/parisc/include/uapi/asm/socket.h
@@ -13,7 +13,7 @@
 #define SO_BROADCAST    0x0020
 #define SO_LINGER       0x0080
 #define SO_OOBINLINE    0x0100
-/* To add :#define SO_REUSEPORT 0x0200 */
+#define SO_REUSEPORT    0x0200
 #define SO_SNDBUF       0x1001
 #define SO_RCVBUF       0x1002
 #define SO_SNDBUFFORCE  0x100a
@@ -69,6 +69,7 @@
 /* Instruct lower device to use last 4-bytes of skb data as FCS */
 #define SO_NOFCS                0x4024
 
+#define SO_LOCK_FILTER          0x4025
 
 /* O_NONBLOCK clashes with the bits used for socket types.  Therefore we
  * have to define SOCK_NONBLOCK to a different value here.
diff --git a/arch/powerpc/include/uapi/asm/socket.h b/arch/powerpc/include/uapi/asm/socket.h
index eb0b1864d400..a26dcaece509 100644
--- a/arch/powerpc/include/uapi/asm/socket.h
+++ b/arch/powerpc/include/uapi/asm/socket.h
@@ -29,7 +29,7 @@
 #define SO_PRIORITY     12
 #define SO_LINGER       13
 #define SO_BSDCOMPAT    14
-/* To add :#define SO_REUSEPORT 15 */
+#define SO_REUSEPORT    15
 #define SO_RCVLOWAT     16
 #define SO_SNDLOWAT     17
 #define SO_RCVTIMEO     18
@@ -77,4 +77,6 @@
 /* Instruct lower device to use last 4-bytes of skb data as FCS */
 #define SO_NOFCS                43
 
+#define SO_LOCK_FILTER          44
+
 #endif  /* _ASM_POWERPC_SOCKET_H */
diff --git a/arch/s390/include/uapi/asm/socket.h b/arch/s390/include/uapi/asm/socket.h
index 436d07c23be8..f99eea7fff0f 100644
--- a/arch/s390/include/uapi/asm/socket.h
+++ b/arch/s390/include/uapi/asm/socket.h
@@ -28,7 +28,7 @@
 #define SO_PRIORITY     12
 #define SO_LINGER       13
 #define SO_BSDCOMPAT    14
-/* To add :#define SO_REUSEPORT 15 */
+#define SO_REUSEPORT    15
 #define SO_PASSCRED     16
 #define SO_PEERCRED     17
 #define SO_RCVLOWAT     18
@@ -76,4 +76,6 @@
 /* Instruct lower device to use last 4-bytes of skb data as FCS */
 #define SO_NOFCS                43
 
+#define SO_LOCK_FILTER          44
+
 #endif /* _ASM_SOCKET_H */
diff --git a/arch/sparc/include/uapi/asm/socket.h b/arch/sparc/include/uapi/asm/socket.h
index c83a937ead00..cbbad74b2e06 100644
--- a/arch/sparc/include/uapi/asm/socket.h
+++ b/arch/sparc/include/uapi/asm/socket.h
@@ -15,7 +15,7 @@
 #define SO_PEERCRED     0x0040
 #define SO_LINGER       0x0080
 #define SO_OOBINLINE    0x0100
-/* To add :#define SO_REUSEPORT 0x0200 */
+#define SO_REUSEPORT    0x0200
 #define SO_BSDCOMPAT    0x0400
 #define SO_RCVLOWAT     0x0800
 #define SO_SNDLOWAT     0x1000
@@ -66,6 +66,7 @@
 /* Instruct lower device to use last 4-bytes of skb data as FCS */
 #define SO_NOFCS                0x0027
 
+#define SO_LOCK_FILTER          0x0028
 
 /* Security levels - as per NRL IPv6 - don't actually do anything */
 #define SO_SECURITY_AUTHENTICATION              0x5001
diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c
index b1314ebf1f72..d8926c303629 100644
--- a/arch/um/drivers/net_kern.c
+++ b/arch/um/drivers/net_kern.c
@@ -274,8 +274,8 @@ static void uml_net_poll_controller(struct net_device *dev)
 static void uml_net_get_drvinfo(struct net_device *dev,
                                 struct ethtool_drvinfo *info)
 {
-        strcpy(info->driver, DRIVER_NAME);
-        strcpy(info->version, "42");
+        strlcpy(info->driver, DRIVER_NAME, sizeof(info->driver));
+        strlcpy(info->version, "42", sizeof(info->version));
 }
 
 static const struct ethtool_ops uml_net_ethtool_ops = {
@@ -293,8 +293,9 @@ static void uml_net_user_timer_expire(unsigned long _conn)
 #endif
 }
 
-static int setup_etheraddr(char *str, unsigned char *addr, char *name)
+static void setup_etheraddr(struct net_device *dev, char *str)
 {
+        unsigned char *addr = dev->dev_addr;
         char *end;
         int i;
 
@@ -334,13 +335,12 @@ static int setup_etheraddr(char *str, unsigned char *addr, char *name)
                        addr[0] | 0x02, addr[1], addr[2], addr[3], addr[4],
                        addr[5]);
         }
-        return 0;
+        return;
 
 random:
         printk(KERN_INFO
-               "Choosing a random ethernet address for device %s\n", name);
-        eth_random_addr(addr);
-        return 1;
+               "Choosing a random ethernet address for device %s\n", dev->name);
+        eth_hw_addr_random(dev);
 }
 
 static DEFINE_SPINLOCK(devices_lock);
@@ -392,7 +392,6 @@ static void eth_configure(int n, void *init, char *mac,
         struct net_device *dev;
         struct uml_net_private *lp;
         int err, size;
-        int random_mac;
 
         size = transport->private_size + sizeof(struct uml_net_private);
 
@@ -419,9 +418,9 @@ static void eth_configure(int n, void *init, char *mac,
          */
         snprintf(dev->name, sizeof(dev->name), "eth%d", n);
 
-        random_mac = setup_etheraddr(mac, device->mac, dev->name);
+        setup_etheraddr(dev, mac);
 
-        printk(KERN_INFO "Netdevice %d (%pM) : ", n, device->mac);
+        printk(KERN_INFO "Netdevice %d (%pM) : ", n, dev->dev_addr);
 
         lp = netdev_priv(dev);
         /* This points to the transport private data. It's still clear, but we
@@ -468,17 +467,12 @@ static void eth_configure(int n, void *init, char *mac,
         init_timer(&lp->tl);
         spin_lock_init(&lp->lock);
         lp->tl.function = uml_net_user_timer_expire;
-        memcpy(lp->mac, device->mac, sizeof(lp->mac));
+        memcpy(lp->mac, dev->dev_addr, sizeof(lp->mac));
 
         if ((transport->user->init != NULL) &&
             ((*transport->user->init)(&lp->user, dev) != 0))
                 goto out_unregister;
 
-        /* don't use eth_mac_addr, it will not work here */
-        memcpy(dev->dev_addr, device->mac, ETH_ALEN);
-        if (random_mac)
-                dev->addr_assign_type |= NET_ADDR_RANDOM;
-
         dev->mtu = transport->user->mtu;
         dev->netdev_ops = &uml_netdev_ops;
         dev->ethtool_ops = &uml_net_ethtool_ops;
diff --git a/arch/um/include/shared/net_kern.h b/arch/um/include/shared/net_kern.h
index 5c367f22595b..012ac87d4900 100644
--- a/arch/um/include/shared/net_kern.h
+++ b/arch/um/include/shared/net_kern.h
@@ -18,7 +18,6 @@ struct uml_net {
         struct net_device *dev;
         struct platform_device pdev;
         int index;
-        unsigned char mac[ETH_ALEN];
 };
 
 struct uml_net_private {
diff --git a/arch/x86/crypto/aesni-intel_glue.c b/arch/x86/crypto/aesni-intel_glue.c
index 1b9c22bea8a7..a0795da22c02 100644
--- a/arch/x86/crypto/aesni-intel_glue.c
+++ b/arch/x86/crypto/aesni-intel_glue.c
@@ -40,10 +40,6 @@
 #include <linux/workqueue.h>
 #include <linux/spinlock.h>
 
-#if defined(CONFIG_CRYPTO_CTR) || defined(CONFIG_CRYPTO_CTR_MODULE)
-#define HAS_CTR
-#endif
-
 #if defined(CONFIG_CRYPTO_PCBC) || defined(CONFIG_CRYPTO_PCBC_MODULE)
 #define HAS_PCBC
 #endif
@@ -395,12 +391,6 @@ static int ablk_ctr_init(struct crypto_tfm *tfm)
         return ablk_init_common(tfm, "__driver-ctr-aes-aesni");
 }
 
-#ifdef HAS_CTR
-static int ablk_rfc3686_ctr_init(struct crypto_tfm *tfm)
-{
-        return ablk_init_common(tfm, "rfc3686(__driver-ctr-aes-aesni)");
-}
-#endif
 #endif
 
 #ifdef HAS_PCBC
@@ -1158,33 +1148,6 @@ static struct crypto_alg aesni_algs[] = { {
                         .maxauthsize    = 16,
                 },
         },
-#ifdef HAS_CTR
-}, {
-        .cra_name               = "rfc3686(ctr(aes))",
-        .cra_driver_name        = "rfc3686-ctr-aes-aesni",
-        .cra_priority           = 400,
-        .cra_flags              = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
-        .cra_blocksize          = 1,
-        .cra_ctxsize            = sizeof(struct async_helper_ctx),
-        .cra_alignmask          = 0,
-        .cra_type               = &crypto_ablkcipher_type,
-        .cra_module             = THIS_MODULE,
-        .cra_init               = ablk_rfc3686_ctr_init,
-        .cra_exit               = ablk_exit,
-        .cra_u = {
-                .ablkcipher = {
-                        .min_keysize = AES_MIN_KEY_SIZE +
-                                       CTR_RFC3686_NONCE_SIZE,
-                        .max_keysize = AES_MAX_KEY_SIZE +
-                                       CTR_RFC3686_NONCE_SIZE,
-                        .ivsize      = CTR_RFC3686_IV_SIZE,
-                        .setkey      = ablk_set_key,
-                        .encrypt     = ablk_encrypt,
-                        .decrypt     = ablk_decrypt,
-                        .geniv       = "seqiv",
-                },
-        },
-#endif
 #endif
 #ifdef HAS_PCBC
 }, {
diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c
index d11a47099d33..3cbe45381bbb 100644
--- a/arch/x86/net/bpf_jit_comp.c
+++ b/arch/x86/net/bpf_jit_comp.c
@@ -1,6 +1,6 @@
 /* bpf_jit_comp.c : BPF JIT compiler
  *
- * Copyright (C) 2011 Eric Dumazet (eric.dumazet@gmail.com)
+ * Copyright (C) 2011-2013 Eric Dumazet (eric.dumazet@gmail.com)
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -124,6 +124,26 @@ static inline void bpf_flush_icache(void *start, void *end)
 #define CHOOSE_LOAD_FUNC(K, func) \
         ((int)K < 0 ? ((int)K >= SKF_LL_OFF ? func##_negative_offset : func) : func##_positive_offset)
 
+/* Helper to find the offset of pkt_type in sk_buff
+ * We want to make sure its still a 3bit field starting at a byte boundary.
+ */
+#define PKT_TYPE_MAX 7
+static int pkt_type_offset(void)
+{
+        struct sk_buff skb_probe = {
+                .pkt_type = ~0,
+        };
+        char *ct = (char *)&skb_probe;
+        unsigned int off;
+
+        for (off = 0; off < sizeof(struct sk_buff); off++) {
+                if (ct[off] == PKT_TYPE_MAX)
+                        return off;
+        }
+        pr_err_once("Please fix pkt_type_offset(), as pkt_type couldn't be found\n");
+        return -1;
+}
+
 void bpf_jit_compile(struct sk_filter *fp)
 {
         u8 temp[64];
@@ -216,6 +236,7 @@ void bpf_jit_compile(struct sk_filter *fp)
                 case BPF_S_ANC_VLAN_TAG:
                 case BPF_S_ANC_VLAN_TAG_PRESENT:
                 case BPF_S_ANC_QUEUE:
+                case BPF_S_ANC_PKTTYPE:
                 case BPF_S_LD_W_ABS:
                 case BPF_S_LD_H_ABS:
                 case BPF_S_LD_B_ABS:
@@ -536,6 +557,23 @@ void bpf_jit_compile(struct sk_filter *fp)
                                         EMIT3(0x83, 0xe0, 0x01); /* and    $0x1,%eax */
                                 }
                                 break;
+                        case BPF_S_ANC_PKTTYPE:
+                        {
+                                int off = pkt_type_offset();
+
+                                if (off < 0)
+                                        goto out;
+                                if (is_imm8(off)) {
+                                        /* movzbl off8(%rdi),%eax */
+                                        EMIT4(0x0f, 0xb6, 0x47, off);
+                                } else {
+                                        /* movbl off32(%rdi),%eax */
+                                        EMIT3(0x0f, 0xb6, 0x87);
+                                        EMIT(off, 4);
+                                }
+                                EMIT3(0x83, 0xe0, PKT_TYPE_MAX); /* and    $0x7,%eax */
+                                break;
+                        }
                         case BPF_S_LD_W_ABS:
                                 func = CHOOSE_LOAD_FUNC(K, sk_load_word);
 common_load:                    seen |= SEEN_DATAREF;
diff --git a/arch/xtensa/include/uapi/asm/socket.h b/arch/xtensa/include/uapi/asm/socket.h
index 38079be1cf1e..35905cb6e419 100644
--- a/arch/xtensa/include/uapi/asm/socket.h
+++ b/arch/xtensa/include/uapi/asm/socket.h
@@ -32,7 +32,7 @@
 #define SO_PRIORITY     12
 #define SO_LINGER       13
 #define SO_BSDCOMPAT    14
-/* To add :#define SO_REUSEPORT 15 */
+#define SO_REUSEPORT    15
 #define SO_PASSCRED     16
 #define SO_PEERCRED     17
 #define SO_RCVLOWAT     18
@@ -81,4 +81,6 @@
 /* Instruct lower device to use last 4-bytes of skb data as FCS */
 #define SO_NOFCS                43
 
+#define SO_LOCK_FILTER          44
+
 #endif  /* _XTENSA_SOCKET_H */