Merge nuts.davemloft.net:/disk1/BK/network-2.6

into nuts.davemloft.net:/disk1/BK/net-2.6

Documentation/crypto/api-intro.txt

@@ -229,6 +229,7 @@ Khazad algorithm contributors:
 
 Whirlpool algorithm contributors:
   Aaron Grothe
+  Jean-Luc Cooke
 
 Generic scatterwalk code by Adam J. Richter <adam@yggdrasil.com>
 

crypto/Kconfig

@@ -67,16 +67,13 @@ config CRYPTO_SHA512
 	  This code also includes SHA-384, a 384 bit hash with 192 bits
 	  of security against collision attacks.
 
-config CRYPTO_WHIRLPOOL
-	tristate "Whirlpool digest algorithm"
+config CRYPTO_WP512
+	tristate "Whirlpool digest algorithms"
 	depends on CRYPTO
 	help
-	  Whirlpool hash algorithm.
-
-	  Whirlpool is part of the NESSIE cryptographic primtives.
-	  Whirlpool works on messages shorter than 2^256 bits and
-	  produces a 512 bit hash.
+	  Whirlpool hash algorithm 512, 384 and 256-bit hashes
 
+	  Whirlpool-512 is part of the NESSIE cryptographic primtives.
 	  Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard
 
 	  See also:

crypto/Makefile

@@ -14,7 +14,7 @@ obj-$(CONFIG_CRYPTO_MD5) += md5.o
 obj-$(CONFIG_CRYPTO_SHA1) += sha1.o
 obj-$(CONFIG_CRYPTO_SHA256) += sha256.o
 obj-$(CONFIG_CRYPTO_SHA512) += sha512.o
-obj-$(CONFIG_CRYPTO_WHIRLPOOL) += whirlpool.o
+obj-$(CONFIG_CRYPTO_WP512) += wp512.o
 obj-$(CONFIG_CRYPTO_DES) += des.o
 obj-$(CONFIG_CRYPTO_BLOWFISH) += blowfish.o
 obj-$(CONFIG_CRYPTO_TWOFISH) += twofish.o

crypto/tcrypt.c

@@ -63,7 +63,7 @@ static char *check[] = {
 	"des", "md5", "des3_ede", "rot13", "sha1", "sha256", "blowfish",
 	"twofish", "serpent", "sha384", "sha512", "md4", "aes", "cast6", 
 	"arc4", "michael_mic", "deflate", "crc32c", "tea", "xtea", 
-	"whirlpool", NULL
+	"wp512", "wp384", "wp256", NULL
 };
 
 static void
@@ -682,7 +682,9 @@ do_test(void)
 
 		test_hash("sha384", sha384_tv_template, SHA384_TEST_VECTORS);
 		test_hash("sha512", sha512_tv_template, SHA512_TEST_VECTORS);
-		test_hash("whirlpool", whirlpool_tv_template, WHIRLPOOL_TEST_VECTORS);
+		test_hash("wp512", wp512_tv_template, WP512_TEST_VECTORS);
+		test_hash("wp384", wp384_tv_template, WP384_TEST_VECTORS);
+		test_hash("wp256", wp256_tv_template, WP256_TEST_VECTORS);
 		test_deflate();
 		test_crc32c();
 #ifdef CONFIG_CRYPTO_HMAC
@@ -795,7 +797,15 @@ do_test(void)
 		break;
 
 	case 22:
-		test_hash("whirlpool", whirlpool_tv_template, WHIRLPOOL_TEST_VECTORS);
+		test_hash("wp512", wp512_tv_template, WP512_TEST_VECTORS);
+		break;
+
+	case 23:
+		test_hash("wp384", wp384_tv_template, WP384_TEST_VECTORS);
+		break;
+
+	case 24:
+		test_hash("wp256", wp256_tv_template, WP256_TEST_VECTORS);
 		break;
 
 

crypto/tcrypt.h

@@ -307,9 +307,9 @@ struct hash_testvec sha512_tv_template[] = {
  * by Vincent Rijmen and Paulo S. L. M. Barreto as part of the NESSIE
  * submission
  */
-#define WHIRLPOOL_TEST_VECTORS	8
+#define WP512_TEST_VECTORS	8
 
-struct hash_testvec whirlpool_tv_template[] = {
+struct hash_testvec wp512_tv_template[] = {
 	{ 
 		.plaintext = "",
 		.psize	= 0,
@@ -405,6 +405,155 @@ struct hash_testvec whirlpool_tv_template[] = {
 	},
 };
 
+#define WP384_TEST_VECTORS	8
+
+struct hash_testvec wp384_tv_template[] = {
+	{ 
+		.plaintext = "",
+		.psize	= 0,
+		.digest	= { 0x19, 0xFA, 0x61, 0xD7, 0x55, 0x22, 0xA4, 0x66,
+			    0x9B, 0x44, 0xE3, 0x9C, 0x1D, 0x2E, 0x17, 0x26,
+			    0xC5, 0x30, 0x23, 0x21, 0x30, 0xD4, 0x07, 0xF8,
+			    0x9A, 0xFE, 0xE0, 0x96, 0x49, 0x97, 0xF7, 0xA7,
+			    0x3E, 0x83, 0xBE, 0x69, 0x8B, 0x28, 0x8F, 0xEB,
+			    0xCF, 0x88, 0xE3, 0xE0, 0x3C, 0x4F, 0x07, 0x57 },
+
+
+	}, {
+		.plaintext = "a",
+		.psize	= 1,
+		.digest	= { 0x8A, 0xCA, 0x26, 0x02, 0x79, 0x2A, 0xEC, 0x6F,
+			    0x11, 0xA6, 0x72, 0x06, 0x53, 0x1F, 0xB7, 0xD7,
+			    0xF0, 0xDF, 0xF5, 0x94, 0x13, 0x14, 0x5E, 0x69,
+			    0x73, 0xC4, 0x50, 0x01, 0xD0, 0x08, 0x7B, 0x42,
+			    0xD1, 0x1B, 0xC6, 0x45, 0x41, 0x3A, 0xEF, 0xF6,
+			    0x3A, 0x42, 0x39, 0x1A, 0x39, 0x14, 0x5A, 0x59 },
+	}, {
+		.plaintext = "abc",
+		.psize	= 3,
+		.digest	= { 0x4E, 0x24, 0x48, 0xA4, 0xC6, 0xF4, 0x86, 0xBB,
+			    0x16, 0xB6, 0x56, 0x2C, 0x73, 0xB4, 0x02, 0x0B,
+			    0xF3, 0x04, 0x3E, 0x3A, 0x73, 0x1B, 0xCE, 0x72,
+			    0x1A, 0xE1, 0xB3, 0x03, 0xD9, 0x7E, 0x6D, 0x4C,
+			    0x71, 0x81, 0xEE, 0xBD, 0xB6, 0xC5, 0x7E, 0x27,
+			    0x7D, 0x0E, 0x34, 0x95, 0x71, 0x14, 0xCB, 0xD6 },
+	}, {
+		.plaintext = "message digest",
+		.psize	= 14,
+		.digest	= { 0x37, 0x8C, 0x84, 0xA4, 0x12, 0x6E, 0x2D, 0xC6, 
+			    0xE5, 0x6D, 0xCC, 0x74, 0x58, 0x37, 0x7A, 0xAC, 
+			    0x83, 0x8D, 0x00, 0x03, 0x22, 0x30, 0xF5, 0x3C, 
+			    0xE1, 0xF5, 0x70, 0x0C, 0x0F, 0xFB, 0x4D, 0x3B, 
+			    0x84, 0x21, 0x55, 0x76, 0x59, 0xEF, 0x55, 0xC1, 
+			    0x06, 0xB4, 0xB5, 0x2A, 0xC5, 0xA4, 0xAA, 0xA6 },
+	}, {
+		.plaintext = "abcdefghijklmnopqrstuvwxyz",
+		.psize	= 26,
+		.digest	= { 0xF1, 0xD7, 0x54, 0x66, 0x26, 0x36, 0xFF, 0xE9,
+			    0x2C, 0x82, 0xEB, 0xB9, 0x21, 0x2A, 0x48, 0x4A,
+			    0x8D, 0x38, 0x63, 0x1E, 0xAD, 0x42, 0x38, 0xF5,
+			    0x44, 0x2E, 0xE1, 0x3B, 0x80, 0x54, 0xE4, 0x1B,
+			    0x08, 0xBF, 0x2A, 0x92, 0x51, 0xC3, 0x0B, 0x6A,
+			    0x0B, 0x8A, 0xAE, 0x86, 0x17, 0x7A, 0xB4, 0xA6 },
+	}, {
+		.plaintext = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+			     "abcdefghijklmnopqrstuvwxyz0123456789",
+		.psize	= 62,
+		.digest	= { 0xDC, 0x37, 0xE0, 0x08, 0xCF, 0x9E, 0xE6, 0x9B,
+			    0xF1, 0x1F, 0x00, 0xED, 0x9A, 0xBA, 0x26, 0x90,
+			    0x1D, 0xD7, 0xC2, 0x8C, 0xDE, 0xC0, 0x66, 0xCC,
+			    0x6A, 0xF4, 0x2E, 0x40, 0xF8, 0x2F, 0x3A, 0x1E,
+			    0x08, 0xEB, 0xA2, 0x66, 0x29, 0x12, 0x9D, 0x8F,
+			    0xB7, 0xCB, 0x57, 0x21, 0x1B, 0x92, 0x81, 0xA6 },
+	}, {
+		.plaintext = "1234567890123456789012345678901234567890"
+			     "1234567890123456789012345678901234567890",
+		.psize	= 80,
+		.digest	= { 0x46, 0x6E, 0xF1, 0x8B, 0xAB, 0xB0, 0x15, 0x4D,
+			    0x25, 0xB9, 0xD3, 0x8A, 0x64, 0x14, 0xF5, 0xC0,
+			    0x87, 0x84, 0x37, 0x2B, 0xCC, 0xB2, 0x04, 0xD6,
+			    0x54, 0x9C, 0x4A, 0xFA, 0xDB, 0x60, 0x14, 0x29,
+			    0x4D, 0x5B, 0xD8, 0xDF, 0x2A, 0x6C, 0x44, 0xE5,
+			    0x38, 0xCD, 0x04, 0x7B, 0x26, 0x81, 0xA5, 0x1A },
+	}, {
+		.plaintext = "abcdbcdecdefdefgefghfghighijhijk",
+		.psize	= 32,
+		.digest	= { 0x2A, 0x98, 0x7E, 0xA4, 0x0F, 0x91, 0x70, 0x61, 
+			    0xF5, 0xD6, 0xF0, 0xA0, 0xE4, 0x64, 0x4F, 0x48,
+			    0x8A, 0x7A, 0x5A, 0x52, 0xDE, 0xEE, 0x65, 0x62,
+			    0x07, 0xC5, 0x62, 0xF9, 0x88, 0xE9, 0x5C, 0x69,
+			    0x16, 0xBD, 0xC8, 0x03, 0x1B, 0xC5, 0xBE, 0x1B,
+			    0x7B, 0x94, 0x76, 0x39, 0xFE, 0x05, 0x0B, 0x56 },
+	},
+};
+
+#define WP256_TEST_VECTORS	8
+
+struct hash_testvec wp256_tv_template[] = {
+	{ 
+		.plaintext = "",
+		.psize	= 0,
+		.digest	= { 0x19, 0xFA, 0x61, 0xD7, 0x55, 0x22, 0xA4, 0x66,
+			    0x9B, 0x44, 0xE3, 0x9C, 0x1D, 0x2E, 0x17, 0x26,
+			    0xC5, 0x30, 0x23, 0x21, 0x30, 0xD4, 0x07, 0xF8,
+			    0x9A, 0xFE, 0xE0, 0x96, 0x49, 0x97, 0xF7, 0xA7 },
+
+
+	}, {
+		.plaintext = "a",
+		.psize	= 1,
+		.digest	= { 0x8A, 0xCA, 0x26, 0x02, 0x79, 0x2A, 0xEC, 0x6F,
+			    0x11, 0xA6, 0x72, 0x06, 0x53, 0x1F, 0xB7, 0xD7,
+			    0xF0, 0xDF, 0xF5, 0x94, 0x13, 0x14, 0x5E, 0x69,
+			    0x73, 0xC4, 0x50, 0x01, 0xD0, 0x08, 0x7B, 0x42 },
+	}, {
+		.plaintext = "abc",
+		.psize	= 3,
+		.digest	= { 0x4E, 0x24, 0x48, 0xA4, 0xC6, 0xF4, 0x86, 0xBB,
+			    0x16, 0xB6, 0x56, 0x2C, 0x73, 0xB4, 0x02, 0x0B,
+			    0xF3, 0x04, 0x3E, 0x3A, 0x73, 0x1B, 0xCE, 0x72,
+			    0x1A, 0xE1, 0xB3, 0x03, 0xD9, 0x7E, 0x6D, 0x4C },
+	}, {
+		.plaintext = "message digest",
+		.psize	= 14,
+		.digest	= { 0x37, 0x8C, 0x84, 0xA4, 0x12, 0x6E, 0x2D, 0xC6, 
+			    0xE5, 0x6D, 0xCC, 0x74, 0x58, 0x37, 0x7A, 0xAC, 
+			    0x83, 0x8D, 0x00, 0x03, 0x22, 0x30, 0xF5, 0x3C, 
+			    0xE1, 0xF5, 0x70, 0x0C, 0x0F, 0xFB, 0x4D, 0x3B },
+	}, {
+		.plaintext = "abcdefghijklmnopqrstuvwxyz",
+		.psize	= 26,
+		.digest	= { 0xF1, 0xD7, 0x54, 0x66, 0x26, 0x36, 0xFF, 0xE9,
+			    0x2C, 0x82, 0xEB, 0xB9, 0x21, 0x2A, 0x48, 0x4A,
+			    0x8D, 0x38, 0x63, 0x1E, 0xAD, 0x42, 0x38, 0xF5,
+			    0x44, 0x2E, 0xE1, 0x3B, 0x80, 0x54, 0xE4, 0x1B },
+	}, {
+		.plaintext = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+			     "abcdefghijklmnopqrstuvwxyz0123456789",
+		.psize	= 62,
+		.digest	= { 0xDC, 0x37, 0xE0, 0x08, 0xCF, 0x9E, 0xE6, 0x9B,
+			    0xF1, 0x1F, 0x00, 0xED, 0x9A, 0xBA, 0x26, 0x90,
+			    0x1D, 0xD7, 0xC2, 0x8C, 0xDE, 0xC0, 0x66, 0xCC,
+			    0x6A, 0xF4, 0x2E, 0x40, 0xF8, 0x2F, 0x3A, 0x1E },
+	}, {
+		.plaintext = "1234567890123456789012345678901234567890"
+			     "1234567890123456789012345678901234567890",
+		.psize	= 80,
+		.digest	= { 0x46, 0x6E, 0xF1, 0x8B, 0xAB, 0xB0, 0x15, 0x4D,
+			    0x25, 0xB9, 0xD3, 0x8A, 0x64, 0x14, 0xF5, 0xC0,
+			    0x87, 0x84, 0x37, 0x2B, 0xCC, 0xB2, 0x04, 0xD6,
+			    0x54, 0x9C, 0x4A, 0xFA, 0xDB, 0x60, 0x14, 0x29 },
+	}, {
+		.plaintext = "abcdbcdecdefdefgefghfghighijhijk",
+		.psize	= 32,
+		.digest	= { 0x2A, 0x98, 0x7E, 0xA4, 0x0F, 0x91, 0x70, 0x61, 
+			    0xF5, 0xD6, 0xF0, 0xA0, 0xE4, 0x64, 0x4F, 0x48,
+			    0x8A, 0x7A, 0x5A, 0x52, 0xDE, 0xEE, 0x65, 0x62,
+			    0x07, 0xC5, 0x62, 0xF9, 0x88, 0xE9, 0x5C, 0x69 },
+	},
+};
+
+
 #ifdef CONFIG_CRYPTO_HMAC
 /*
  * HMAC-MD5 test vectors from RFC2202

crypto/whirlpool.c → crypto/wp512.c

@@ -25,18 +25,21 @@
 #include <asm/scatterlist.h>
 #include <linux/crypto.h>
 
-#define WHIRLPOOL_DIGEST_SIZE 64
-#define WHIRLPOOL_BLOCK_SIZE  64
-#define WHIRLPOOL_LENGTHBYTES 32
+#define WP512_DIGEST_SIZE 64
+#define WP384_DIGEST_SIZE 48
+#define WP256_DIGEST_SIZE 32
+
+#define WP512_BLOCK_SIZE  64
+#define WP512_LENGTHBYTES 32
 
 #define WHIRLPOOL_ROUNDS 10
 
-struct whirlpool_ctx {
-	u8  bitLength[WHIRLPOOL_LENGTHBYTES];
-	u8  buffer[WHIRLPOOL_BLOCK_SIZE];
+struct wp512_ctx {
+	u8  bitLength[WP512_LENGTHBYTES];
+	u8  buffer[WP512_BLOCK_SIZE];
 	int bufferBits;
 	int bufferPos;
-	u64 hash[WHIRLPOOL_DIGEST_SIZE/8];
+	u64 hash[WP512_DIGEST_SIZE/8];
 };
 
 /*
@@ -769,7 +772,7 @@ static const u64 rc[WHIRLPOOL_ROUNDS + 1] = {
  * The core Whirlpool transform.
  */
 
-static void whirlpool_process_buffer(struct whirlpool_ctx *wctx) {
+static void wp512_process_buffer(struct wp512_ctx *wctx) {
 	int i, r;
 	u64 K[8];        /* the round key */
 	u64 block[8];    /* mu(buffer) */
@@ -985,9 +988,9 @@ static void whirlpool_process_buffer(struct whirlpool_ctx *wctx) {
 
 }
 
-static void whirlpool_init (void *ctx) {
+static void wp512_init (void *ctx) {
 	int i;
-	struct whirlpool_ctx *wctx = ctx;
+	struct wp512_ctx *wctx = ctx;
 
 	memset(wctx->bitLength, 0, 32);
 	wctx->bufferBits = wctx->bufferPos = 0;
@@ -997,10 +1000,10 @@ static void whirlpool_init (void *ctx) {
 	}
 }
 
-static void whirlpool_update(void *ctx, const u8 *source, unsigned int len)
+static void wp512_update(void *ctx, const u8 *source, unsigned int len)
 {
 
-	struct whirlpool_ctx *wctx = ctx;
+	struct wp512_ctx *wctx = ctx;
 	int sourcePos    = 0;
 	unsigned int bits_len = len * 8; // convert to number of bits
 	int sourceGap    = (8 - ((int)bits_len & 7)) & 7;
@@ -1024,8 +1027,8 @@ static void whirlpool_update(void *ctx, const u8 *source, unsigned int len)
 		((source[sourcePos + 1] & 0xff) >> (8 - sourceGap));
 		buffer[bufferPos++] |= (u8)(b >> bufferRem);
 		bufferBits += 8 - bufferRem;
-		if (bufferBits == WHIRLPOOL_DIGEST_SIZE * 8) {
-			whirlpool_process_buffer(wctx);
+		if (bufferBits == WP512_BLOCK_SIZE * 8) {
+			wp512_process_buffer(wctx);
 			bufferBits = bufferPos = 0;
 		}
 		buffer[bufferPos] = b << (8 - bufferRem);
@@ -1045,8 +1048,8 @@ static void whirlpool_update(void *ctx, const u8 *source, unsigned int len)
 		bufferPos++;
 		bufferBits += 8 - bufferRem;
 		bits_len -= 8 - bufferRem;
-		if (bufferBits == WHIRLPOOL_DIGEST_SIZE * 8) {
-			whirlpool_process_buffer(wctx);
+		if (bufferBits == WP512_BLOCK_SIZE * 8) {
+			wp512_process_buffer(wctx);
 			bufferBits = bufferPos = 0;
 		}
 		buffer[bufferPos] = b << (8 - bufferRem);
@@ -1058,9 +1061,9 @@ static void whirlpool_update(void *ctx, const u8 *source, unsigned int len)
 
 }
 
-static void whirlpool_final(void *ctx, u8 *out)
+static void wp512_final(void *ctx, u8 *out)
 {
-	struct whirlpool_ctx *wctx = ctx;
+	struct wp512_ctx *wctx = ctx;
 	int i;
    	u8 *buffer      = wctx->buffer;
    	u8 *bitLength   = wctx->bitLength;
@@ -1070,22 +1073,22 @@ static void whirlpool_final(void *ctx, u8 *out)
 
    	buffer[bufferPos] |= 0x80U >> (bufferBits & 7);
    	bufferPos++;
-   	if (bufferPos > WHIRLPOOL_BLOCK_SIZE - WHIRLPOOL_LENGTHBYTES) {
-   		if (bufferPos < WHIRLPOOL_BLOCK_SIZE) {
-	   	memset(&buffer[bufferPos], 0, WHIRLPOOL_BLOCK_SIZE - bufferPos);
+   	if (bufferPos > WP512_BLOCK_SIZE - WP512_LENGTHBYTES) {
+   		if (bufferPos < WP512_BLOCK_SIZE) {
+	   	memset(&buffer[bufferPos], 0, WP512_BLOCK_SIZE - bufferPos);
    		}
-   		whirlpool_process_buffer(wctx);
+   		wp512_process_buffer(wctx);
    		bufferPos = 0;
    	}
-   	if (bufferPos < WHIRLPOOL_BLOCK_SIZE - WHIRLPOOL_LENGTHBYTES) {
+   	if (bufferPos < WP512_BLOCK_SIZE - WP512_LENGTHBYTES) {
    		memset(&buffer[bufferPos], 0,
-			  (WHIRLPOOL_BLOCK_SIZE - WHIRLPOOL_LENGTHBYTES) - bufferPos);
+			  (WP512_BLOCK_SIZE - WP512_LENGTHBYTES) - bufferPos);
    	}
-   	bufferPos = WHIRLPOOL_BLOCK_SIZE - WHIRLPOOL_LENGTHBYTES;
-   	memcpy(&buffer[WHIRLPOOL_BLOCK_SIZE - WHIRLPOOL_LENGTHBYTES],
-		   bitLength, WHIRLPOOL_LENGTHBYTES);
-   	whirlpool_process_buffer(wctx);
-   	for (i = 0; i < WHIRLPOOL_DIGEST_SIZE/8; i++) {
+   	bufferPos = WP512_BLOCK_SIZE - WP512_LENGTHBYTES;
+   	memcpy(&buffer[WP512_BLOCK_SIZE - WP512_LENGTHBYTES],
+		   bitLength, WP512_LENGTHBYTES);
+   	wp512_process_buffer(wctx);
+   	for (i = 0; i < WP512_DIGEST_SIZE/8; i++) {
 		digest[0] = (u8)(wctx->hash[i] >> 56);
 		digest[1] = (u8)(wctx->hash[i] >> 48);
 		digest[2] = (u8)(wctx->hash[i] >> 40);
@@ -1100,30 +1103,104 @@ static void whirlpool_final(void *ctx, u8 *out)
    	wctx->bufferPos    = bufferPos;
 }
 
-static struct crypto_alg alg = {
-	.cra_name	=	"whirlpool",
+static void wp384_final(void *ctx, u8 *out)
+{
+	struct wp512_ctx *wctx = ctx;
+	u8 D[64];
+
+	wp512_final (wctx, D);
+	memcpy (out, D, WP384_DIGEST_SIZE);
+	memset (D, 0, WP512_DIGEST_SIZE);
+}
+
+static void wp256_final(void *ctx, u8 *out)
+{
+	struct wp512_ctx *wctx = ctx;
+	u8 D[64];
+
+	wp512_final (wctx, D);
+	memcpy (out, D, WP256_DIGEST_SIZE);
+	memset (D, 0, WP512_DIGEST_SIZE);
+}
+
+static struct crypto_alg wp512 = {
+	.cra_name	=	"wp512",
+	.cra_flags	=	CRYPTO_ALG_TYPE_DIGEST,
+	.cra_blocksize	=	WP512_BLOCK_SIZE,
+	.cra_ctxsize	=	sizeof(struct wp512_ctx),
+	.cra_module	=	THIS_MODULE,
+	.cra_list       =       LIST_HEAD_INIT(wp512.cra_list),	
+	.cra_u		=	{ .digest = {
+	.dia_digestsize	=	WP512_DIGEST_SIZE,
+	.dia_init   	= 	wp512_init,
+	.dia_update 	=	wp512_update,
+	.dia_final  	=	wp512_final } }
+};
+
+static struct crypto_alg wp384 = {
+	.cra_name	=	"wp384",
 	.cra_flags	=	CRYPTO_ALG_TYPE_DIGEST,
-	.cra_blocksize	=	WHIRLPOOL_BLOCK_SIZE,
-	.cra_ctxsize	=	sizeof(struct whirlpool_ctx),
+	.cra_blocksize	=	WP512_BLOCK_SIZE,
+	.cra_ctxsize	=	sizeof(struct wp512_ctx),
 	.cra_module	=	THIS_MODULE,
-	.cra_list       =       LIST_HEAD_INIT(alg.cra_list),	
+	.cra_list       =       LIST_HEAD_INIT(wp384.cra_list),	
 	.cra_u		=	{ .digest = {
-	.dia_digestsize	=	WHIRLPOOL_DIGEST_SIZE,
-	.dia_init   	= 	whirlpool_init,
-	.dia_update 	=	whirlpool_update,
-	.dia_final  	=	whirlpool_final } }
+	.dia_digestsize	=	WP384_DIGEST_SIZE,
+	.dia_init   	= 	wp512_init,
+	.dia_update 	=	wp512_update,
+	.dia_final  	=	wp384_final } }
+};
+
+static struct crypto_alg wp256 = {
+	.cra_name	=	"wp256",
+	.cra_flags	=	CRYPTO_ALG_TYPE_DIGEST,
+	.cra_blocksize	=	WP512_BLOCK_SIZE,
+	.cra_ctxsize	=	sizeof(struct wp512_ctx),
+	.cra_module	=	THIS_MODULE,
+	.cra_list       =       LIST_HEAD_INIT(wp256.cra_list),	
+	.cra_u		=	{ .digest = {
+	.dia_digestsize	=	WP256_DIGEST_SIZE,
+	.dia_init   	= 	wp512_init,
+	.dia_update 	=	wp512_update,
+	.dia_final  	=	wp256_final } }
 };
 
 static int __init init(void)
 {
-	return crypto_register_alg(&alg);
+	int ret = 0;
+
+	ret = crypto_register_alg(&wp512);
+
+	if (ret < 0)
+		goto out;
+
+	ret = crypto_register_alg(&wp384);
+	if (ret < 0)
+	{
+		crypto_unregister_alg(&wp512);
+		goto out;
+	}
+
+	ret = crypto_register_alg(&wp256);
+	if (ret < 0)
+	{
+		crypto_unregister_alg(&wp512);
+		crypto_unregister_alg(&wp384);
+	}
+out:
+	return ret;
 }
 
 static void __exit fini(void)
 {
-	crypto_unregister_alg(&alg);
+	crypto_unregister_alg(&wp512);
+	crypto_unregister_alg(&wp384);
+	crypto_unregister_alg(&wp256);
 }
 
+MODULE_ALIAS("wp384");
+MODULE_ALIAS("wp256");
+
 module_init(init);
 module_exit(fini);
 

fs/proc/root.c

@@ -18,7 +18,7 @@
 #include <asm/bitops.h>
 #include <linux/smp_lock.h>
 
-struct proc_dir_entry *proc_net, *proc_bus, *proc_root_fs, *proc_root_driver;
+struct proc_dir_entry *proc_net, *proc_net_stat, *proc_bus, *proc_root_fs, *proc_root_driver;
 
 #ifdef CONFIG_SYSCTL
 struct proc_dir_entry *proc_sys_root;
@@ -53,6 +53,8 @@ void __init proc_root_init(void)
 	}
 	proc_misc_init();
 	proc_net = proc_mkdir("net", NULL);
+	proc_net_stat = proc_mkdir("net/stat", NULL);
+
 #ifdef CONFIG_SYSVIPC
 	proc_mkdir("sysvipc", NULL);
 #endif
@@ -157,5 +159,6 @@ EXPORT_SYMBOL(remove_proc_entry);
 EXPORT_SYMBOL(proc_root);
 EXPORT_SYMBOL(proc_root_fs);
 EXPORT_SYMBOL(proc_net);
+EXPORT_SYMBOL(proc_net_stat);
 EXPORT_SYMBOL(proc_bus);
 EXPORT_SYMBOL(proc_root_driver);

include/linux/proc_fs.h

@@ -79,6 +79,7 @@ struct kcore_list {
 extern struct proc_dir_entry proc_root;
 extern struct proc_dir_entry *proc_root_fs;
 extern struct proc_dir_entry *proc_net;
+extern struct proc_dir_entry *proc_net_stat;
 extern struct proc_dir_entry *proc_bus;
 extern struct proc_dir_entry *proc_root_driver;
 extern struct proc_dir_entry *proc_root_kcore;

include/net/ip_fib.h

@@ -210,22 +210,11 @@ extern int fib_validate_source(u32 src, u32 dst, u8 tos, int oif,
 extern void fib_select_multipath(const struct flowi *flp, struct fib_result *res);
 
 /* Exported by fib_semantics.c */
-extern int 		ip_fib_check_default(u32 gw, struct net_device *dev);
-extern void		fib_release_info(struct fib_info *);
-extern int		fib_semantic_match(int type, struct fib_info *,
-					   const struct flowi *, struct fib_result*);
-extern struct fib_info	*fib_create_info(const struct rtmsg *r, struct kern_rta *rta,
-					 const struct nlmsghdr *, int *err);
-extern int fib_nh_match(struct rtmsg *r, struct nlmsghdr *, struct kern_rta *rta, struct fib_info *fi);
-extern int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
-			 u8 tb_id, u8 type, u8 scope, void *dst, int dst_len, u8 tos,
-			 struct fib_info *fi);
+extern int ip_fib_check_default(u32 gw, struct net_device *dev);
 extern int fib_sync_down(u32 local, struct net_device *dev, int force);
 extern int fib_sync_up(struct net_device *dev);
 extern int fib_convert_rtentry(int cmd, struct nlmsghdr *nl, struct rtmsg *rtm,
 			       struct kern_rta *rta, struct rtentry *r);
-extern void fib_node_seq_show(struct seq_file *seq, int type, int dead,
-			      struct fib_info *fi, u32 prefix, u32 mask);
 extern u32  __fib_res_prefsrc(struct fib_result *res);
 
 /* Exported by fib_hash.c */

include/net/neighbour.h

@@ -7,6 +7,11 @@
  *	Authors:
  *	Pedro Roque		<roque@di.fc.ul.pt>
  *	Alexey Kuznetsov	<kuznet@ms2.inr.ac.ru>
+ *
+ * 	Changes:
+ *
+ *	Harald Welte:		<laforge@gnumonks.org>
+ *		- Add neighbour cache statistics like rtstat
  */
 
 /* The following flags & states are exported to user space,
@@ -90,12 +95,25 @@ struct neigh_parms
 
 struct neigh_statistics
 {
-	unsigned long allocs;
-	unsigned long res_failed;
-	unsigned long rcv_probes_mcast;
-	unsigned long rcv_probes_ucast;
+	unsigned long allocs;		/* number of allocated neighs */
+	unsigned long destroys;		/* number of destroyed neighs */
+	unsigned long hash_grows;	/* number of hash resizes */
+
+	unsigned long res_failed;	/* nomber of failed resolutions */
+
+	unsigned long lookups;		/* number of lookups */
+	unsigned long hits;		/* number of hits (among lookups) */
+
+	unsigned long rcv_probes_mcast;	/* number of received mcast ipv6 */
+	unsigned long rcv_probes_ucast; /* number of received ucast ipv6 */
+
+	unsigned long periodic_gc_runs;	/* number of periodic GC runs */
+	unsigned long forced_gc_runs;	/* number of forced GC runs */
 };
 
+#define NEIGH_CACHE_STAT_INC(tbl, field)				\
+		(per_cpu_ptr((tbl)->stats, smp_processor_id())->field++)
+
 struct neighbour
 {
 	struct neighbour	*next;
@@ -172,12 +190,15 @@ struct neigh_table
 	unsigned long		last_rand;
 	struct neigh_parms	*parms_list;
 	kmem_cache_t		*kmem_cachep;
-	struct neigh_statistics	stats;
+	struct neigh_statistics	*stats;
 	struct neighbour	**hash_buckets;
 	unsigned int		hash_mask;
 	__u32			hash_rnd;
 	unsigned int		hash_chain_gc;
 	struct pneigh_entry	**phash_buckets;
+#ifdef CONFIG_PROC_FS
+	struct proc_dir_entry	*pde;
+#endif
 };
 
 /* flags for neigh_update() */

include/net/pkt_sched.h

@@ -80,6 +80,7 @@ struct Qdisc
 	int			padded;
 	struct Qdisc_ops	*ops;
 	u32			handle;
+	u32			parent;
 	atomic_t		refcnt;
 	struct sk_buff_head	q;
 	struct net_device	*dev;

include/net/tcp.h

@@ -961,7 +961,8 @@ extern void tcp_clear_xmit_timers(struct sock *);
 
 extern void tcp_delete_keepalive_timer (struct sock *);
 extern void tcp_reset_keepalive_timer (struct sock *, unsigned long);
-extern int tcp_sync_mss(struct sock *sk, u32 pmtu);
+extern unsigned int tcp_sync_mss(struct sock *sk, u32 pmtu);
+extern unsigned int tcp_current_mss(struct sock *sk, int large);
 
 extern const char timer_bug_msg[];
 
@@ -1035,37 +1036,6 @@ static inline void tcp_reset_xmit_timer(struct sock *sk, int what, unsigned long
 	};
 }
 
-/* Compute the current effective MSS, taking SACKs and IP options,
- * and even PMTU discovery events into account.
- *
- * LARGESEND note: !urg_mode is overkill, only frames up to snd_up
- * cannot be large. However, taking into account rare use of URG, this
- * is not a big flaw.
- */
-
-static inline unsigned int tcp_current_mss(struct sock *sk, int large)
-{
-	struct tcp_opt *tp = tcp_sk(sk);
-	struct dst_entry *dst = __sk_dst_get(sk);
-	int do_large, mss_now;
-
-	do_large = (large &&
-		    (sk->sk_route_caps & NETIF_F_TSO) &&
-		    !tp->urg_mode);
-	mss_now = do_large ? tp->mss_cache : tp->mss_cache_std;
-
-	if (dst) {
-		u32 mtu = dst_pmtu(dst);
-		if (mtu != tp->pmtu_cookie ||
-		    tp->ext2_header_len != dst->header_len)
-			mss_now = tcp_sync_mss(sk, mtu);
-	}
-	if (tp->eff_sacks)
-		mss_now -= (TCPOLEN_SACK_BASE_ALIGNED +
-			    (tp->eff_sacks * TCPOLEN_SACK_PERBLOCK));
-	return mss_now;
-}
-
 /* Initialize RCV_MSS value.
  * RCV_MSS is an our guess about MSS used by the peer.
  * We haven't any direct information about the MSS.
@@ -1180,7 +1150,8 @@ struct tcp_skb_cb {
 
 	__u16		urg_ptr;	/* Valid w/URG flags is set.	*/
 	__u32		ack_seq;	/* Sequence number ACK'd	*/
-	__u32		tso_factor;
+	__u16		tso_factor;	/* If > 1, TSO frame		*/
+	__u16		tso_mss;	/* MSS that FACTOR's in terms of*/
 };
 
 #define TCP_SKB_CB(__skb)	((struct tcp_skb_cb *)&((__skb)->cb[0]))

net/core/neighbour.c

@@ -12,6 +12,7 @@
  *
  *	Fixes:
  *	Vitaly E. Lavrov	releasing NULL neighbor in neigh_add.
+ *	Harald Welte		Add neighbour cache statistics like rtstat
  */
 
 #include <linux/config.h>
@@ -21,6 +22,7 @@
 #include <linux/socket.h>
 #include <linux/sched.h>
 #include <linux/netdevice.h>
+#include <linux/proc_fs.h>
 #ifdef CONFIG_SYSCTL
 #include <linux/sysctl.h>
 #endif
@@ -59,6 +61,7 @@ void neigh_changeaddr(struct neigh_table *tbl, struct net_device *dev);
 
 static int neigh_glbl_allocs;
 static struct neigh_table *neigh_tables;
+static struct file_operations neigh_stat_seq_fops;
 
 /*
    Neighbour hash table buckets are protected with rwlock tbl->lock.
@@ -116,6 +119,8 @@ static int neigh_forced_gc(struct neigh_table *tbl)
 	int shrunk = 0;
 	int i;
 
+	NEIGH_CACHE_STAT_INC(tbl, forced_gc_runs);
+
 	write_lock_bh(&tbl->lock);
 	for (i = 0; i <= tbl->hash_mask; i++) {
 		struct neighbour *n, **np;
@@ -273,7 +278,8 @@ static struct neighbour *neigh_alloc(struct neigh_table *tbl)
 	init_timer(&n->timer);
 	n->timer.function = neigh_timer_handler;
 	n->timer.data	  = (unsigned long)n;
-	tbl->stats.allocs++;
+
+	NEIGH_CACHE_STAT_INC(tbl, allocs);
 	neigh_glbl_allocs++;
 	tbl->entries++;
 	n->tbl		  = tbl;
@@ -315,6 +321,8 @@ static void neigh_hash_grow(struct neigh_table *tbl, unsigned long new_entries)
 	struct neighbour **new_hash, **old_hash;
 	unsigned int i, new_hash_mask, old_entries;
 
+	NEIGH_CACHE_STAT_INC(tbl, hash_grows);
+
 	BUG_ON(new_entries & (new_entries - 1));
 	new_hash = neigh_hash_alloc(new_entries);
 	if (!new_hash)
@@ -350,11 +358,14 @@ struct neighbour *neigh_lookup(struct neigh_table *tbl, const void *pkey,
 	struct neighbour *n;
 	int key_len = tbl->key_len;
 	u32 hash_val = tbl->hash(pkey, dev) & tbl->hash_mask;
+	
+	NEIGH_CACHE_STAT_INC(tbl, lookups);
 
 	read_lock_bh(&tbl->lock);
 	for (n = tbl->hash_buckets[hash_val]; n; n = n->next) {
 		if (dev == n->dev && !memcmp(n->primary_key, pkey, key_len)) {
 			neigh_hold(n);
+			NEIGH_CACHE_STAT_INC(tbl, hits);
 			break;
 		}
 	}
@@ -368,10 +379,13 @@ struct neighbour *neigh_lookup_nodev(struct neigh_table *tbl, const void *pkey)
 	int key_len = tbl->key_len;
 	u32 hash_val = tbl->hash(pkey, NULL) & tbl->hash_mask;
 
+	NEIGH_CACHE_STAT_INC(tbl, lookups);
+
 	read_lock_bh(&tbl->lock);
 	for (n = tbl->hash_buckets[hash_val]; n; n = n->next) {
 		if (!memcmp(n->primary_key, pkey, key_len)) {
 			neigh_hold(n);
+			NEIGH_CACHE_STAT_INC(tbl, hits);
 			break;
 		}
 	}
@@ -556,6 +570,8 @@ void neigh_destroy(struct neighbour *neigh)
 {
 	struct hh_cache *hh;
 
+	NEIGH_CACHE_STAT_INC(neigh->tbl, destroys);
+
 	if (!neigh->dead) {
 		printk(KERN_WARNING
 		       "Destroying alive neighbour %p\n", neigh);
@@ -631,6 +647,8 @@ static void neigh_periodic_timer(unsigned long arg)
 	struct neighbour *n, **np;
 	unsigned long expire, now = jiffies;
 
+	NEIGH_CACHE_STAT_INC(tbl, periodic_gc_runs);
+
 	write_lock(&tbl->lock);
 
 	/*
@@ -762,7 +780,7 @@ static void neigh_timer_handler(unsigned long arg)
 
 		neigh->nud_state = NUD_FAILED;
 		notify = 1;
-		neigh->tbl->stats.res_failed++;
+		NEIGH_CACHE_STAT_INC(neigh->tbl, res_failed);
 		NEIGH_PRINTK2("neigh %p is failed.\n", neigh);
 
 		/* It is very thin place. report_unreachable is very complicated
@@ -1311,6 +1329,18 @@ void neigh_table_init(struct neigh_table *tbl)
 	if (!tbl->kmem_cachep)
 		panic("cannot create neighbour cache");
 
+	tbl->stats = alloc_percpu(struct neigh_statistics);
+	if (!tbl->stats)
+		panic("cannot create neighbour cache statistics");
+	
+#ifdef CONFIG_PROC_FS
+	tbl->pde = create_proc_entry(tbl->id, 0, proc_net_stat);
+	if (!tbl->pde) 
+		panic("cannot create neighbour proc dir entry");
+	tbl->pde->proc_fops = &neigh_stat_seq_fops;
+	tbl->pde->data = tbl;
+#endif
+
 	tbl->hash_mask = 1;
 	tbl->hash_buckets = neigh_hash_alloc(tbl->hash_mask + 1);
 
@@ -1857,6 +1887,106 @@ void neigh_seq_stop(struct seq_file *seq, void *v)
 }
 EXPORT_SYMBOL(neigh_seq_stop);
 
+/* statistics via seq_file */
+
+static void *neigh_stat_seq_start(struct seq_file *seq, loff_t *pos)
+{
+	struct proc_dir_entry *pde = seq->private;
+	struct neigh_table *tbl = pde->data;
+	int cpu;
+
+	if (*pos == 0)
+		return SEQ_START_TOKEN;
+	
+	for (cpu = *pos-1; cpu < NR_CPUS; ++cpu) {
+		if (!cpu_possible(cpu))
+			continue;
+		*pos = cpu+1;
+		return per_cpu_ptr(tbl->stats, cpu);
+	}
+	return NULL;
+}
+
+static void *neigh_stat_seq_next(struct seq_file *seq, void *v, loff_t *pos)
+{
+	struct proc_dir_entry *pde = seq->private;
+	struct neigh_table *tbl = pde->data;
+	int cpu;
+
+	for (cpu = *pos; cpu < NR_CPUS; ++cpu) {
+		if (!cpu_possible(cpu))
+			continue;
+		*pos = cpu+1;
+		return per_cpu_ptr(tbl->stats, cpu);
+	}
+	return NULL;
+}
+
+static void neigh_stat_seq_stop(struct seq_file *seq, void *v)
+{
+
+}
+
+static int neigh_stat_seq_show(struct seq_file *seq, void *v)
+{
+	struct proc_dir_entry *pde = seq->private;
+	struct neigh_table *tbl = pde->data;
+	struct neigh_statistics *st = v;
+
+	if (v == SEQ_START_TOKEN) {
+		seq_printf(seq, "entries  allocs destroys hash_grows  lookups hits  res_failed  rcv_probes_mcast rcv_probes_ucast  periodic_gc_runs forced_gc_runs forced_gc_goal_miss\n");
+		return 0;
+	}
+
+	seq_printf(seq, "%08x  %08lx %08lx %08lx  %08lx %08lx  %08lx  "
+			"%08lx %08lx  %08lx %08lx\n",
+		   tbl->entries,
+
+		   st->allocs,
+		   st->destroys,
+		   st->hash_grows,
+
+		   st->lookups,
+		   st->hits,
+
+		   st->res_failed,
+
+		   st->rcv_probes_mcast,
+		   st->rcv_probes_ucast,
+
+		   st->periodic_gc_runs,
+		   st->forced_gc_runs
+		   );
+
+	return 0;
+}
+
+static struct seq_operations neigh_stat_seq_ops = {
+	.start	= neigh_stat_seq_start,
+	.next	= neigh_stat_seq_next,
+	.stop	= neigh_stat_seq_stop,
+	.show	= neigh_stat_seq_show,
+};
+
+static int neigh_stat_seq_open(struct inode *inode, struct file *file)
+{
+	int ret = seq_open(file, &neigh_stat_seq_ops);
+
+	if (!ret) {
+		struct seq_file *sf = file->private_data;
+		sf->private = PDE(inode);
+	}
+	return ret;
+};
+
+static struct file_operations neigh_stat_seq_fops = {
+	.owner	 = THIS_MODULE,
+	.open 	 = neigh_stat_seq_open,
+	.read	 = seq_read,
+	.llseek	 = seq_lseek,
+	.release = seq_release,
+};
+
 #endif /* CONFIG_PROC_FS */
 
 #ifdef CONFIG_ARPD

net/core/rtnetlink.c

@@ -412,7 +412,9 @@ static int rtnetlink_dump_all(struct sk_buff *skb, struct netlink_callback *cb)
 void rtmsg_ifinfo(int type, struct net_device *dev, unsigned change)
 {
 	struct sk_buff *skb;
-	int size = NLMSG_GOODSIZE;
+	int size = NLMSG_SPACE(sizeof(struct ifinfomsg) +
+			       sizeof(struct rtnl_link_ifmap) +
+			       sizeof(struct rtnl_link_stats) + 128);
 
 	skb = alloc_skb(size, GFP_KERNEL);
 	if (!skb)

net/ipv4/fib_hash.c

@@ -43,6 +43,8 @@
 #include <net/sock.h>
 #include <net/ip_fib.h>
 
+#include "fib_lookup.h"
+
 static kmem_cache_t *fn_hash_kmem;
 static kmem_cache_t *fn_alias_kmem;
 
@@ -52,17 +54,6 @@ struct fib_node {
 	u32			fn_key;
 };
 
-struct fib_alias {
-	struct list_head	fa_list;
-	struct fib_info		*fa_info;
-	u8			fa_tos;
-	u8			fa_type;
-	u8			fa_scope;
-	u8			fa_state;
-};
-
-#define FN_S_ACCESSED	1
-
 struct fn_zone {
 	struct fn_zone		*fz_next;	/* Next not empty zone	*/
 	struct hlist_head	*fz_hash;	/* Hash table pointer	*/
@@ -265,32 +256,14 @@ fn_hash_lookup(struct fib_table *tb, const struct flowi *flp, struct fib_result
 
 		head = &fz->fz_hash[fn_hash(k, fz)];
 		hlist_for_each_entry(f, node, head, fn_hash) {
-			struct fib_alias *fa;
-
 			if (f->fn_key != k)
 				continue;
 
-			list_for_each_entry(fa, &f->fn_alias, fa_list) {
-				if (fa->fa_tos &&
-				    fa->fa_tos != flp->fl4_tos)
-					continue;
-				if (fa->fa_scope < flp->fl4_scope)
-					continue;
-
-				fa->fa_state |= FN_S_ACCESSED;
-
-				err = fib_semantic_match(fa->fa_type,
-							 fa->fa_info,
-							 flp, res);
-				if (err == 0) {
-					res->type = fa->fa_type;
-					res->scope = fa->fa_scope;
-					res->prefixlen = fz->fz_order;
-					goto out;
-				}
-				if (err < 0)
-					goto out;
-			}
+			err = fib_semantic_match(&f->fn_alias,
+						 flp, res,
+						 fz->fz_order);
+			if (err <= 0)
+				goto out;
 		}
 	}
 	err = 1;
@@ -358,7 +331,7 @@ fn_hash_select_default(struct fib_table *tb, const struct flowi *flp, struct fib
 			if (!next_fi->fib_nh[0].nh_gw ||
 			    next_fi->fib_nh[0].nh_scope != RT_SCOPE_LINK)
 				continue;
-			fa->fa_state |= FN_S_ACCESSED;
+			fa->fa_state |= FA_S_ACCESSED;
 
 			if (fi == NULL) {
 				if (next_fi != res->fi)
@@ -521,11 +494,11 @@ fn_hash_insert(struct fib_table *tb, struct rtmsg *r, struct kern_rta *rta,
 			fa->fa_type = type;
 			fa->fa_scope = r->rtm_scope;
 			state = fa->fa_state;
-			fa->fa_state &= ~FN_S_ACCESSED;
+			fa->fa_state &= ~FA_S_ACCESSED;
 			write_unlock_bh(&fib_hash_lock);
 
 			fib_release_info(fi_drop);
-			if (state & FN_S_ACCESSED)
+			if (state & FA_S_ACCESSED)
 				rt_cache_flush(-1);
 			return 0;
 		}
@@ -669,7 +642,7 @@ fn_hash_delete(struct fib_table *tb, struct rtmsg *r, struct kern_rta *rta,
 		}
 		write_unlock_bh(&fib_hash_lock);
 
-		if (fa->fa_state & FN_S_ACCESSED)
+		if (fa->fa_state & FA_S_ACCESSED)
 			rt_cache_flush(-1);
 		fn_free_alias(fa);
 		if (kill_fn) {

net/ipv4/fib_lookup.h

+#ifndef _FIB_LOOKUP_H
+#define _FIB_LOOKUP_H
+
+#include <linux/types.h>
+#include <linux/list.h>
+#include <net/ip_fib.h>
+
+struct fib_alias {
+	struct list_head	fa_list;
+	struct fib_info		*fa_info;
+	u8			fa_tos;
+	u8			fa_type;
+	u8			fa_scope;
+	u8			fa_state;
+};
+
+#define FA_S_ACCESSED	0x01
+
+/* Exported by fib_semantics.c */
+extern int fib_semantic_match(struct list_head *head,
+			      const struct flowi *flp,
+			      struct fib_result *res, int prefixlen);
+extern void fib_release_info(struct fib_info *);
+extern struct fib_info *fib_create_info(const struct rtmsg *r,
+					struct kern_rta *rta,
+					const struct nlmsghdr *,
+					int *err);
+extern int fib_nh_match(struct rtmsg *r, struct nlmsghdr *,
+			struct kern_rta *rta, struct fib_info *fi);
+extern int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
+			 u8 tb_id, u8 type, u8 scope, void *dst,
+			 int dst_len, u8 tos, struct fib_info *fi);
+
+#endif /* _FIB_LOOKUP_H */

net/ipv4/fib_semantics.c

@@ -43,6 +43,8 @@
 #include <net/sock.h>
 #include <net/ip_fib.h>
 
+#include "fib_lookup.h"
+
 #define FSprintk(a...)
 
 static rwlock_t fib_info_lock = RW_LOCK_UNLOCKED;
@@ -758,51 +760,73 @@ fib_create_info(const struct rtmsg *r, struct kern_rta *rta,
 	return NULL;
 }
 
-int 
-fib_semantic_match(int type, struct fib_info *fi, const struct flowi *flp, struct fib_result *res)
+int fib_semantic_match(struct list_head *head, const struct flowi *flp,
+		       struct fib_result *res, int prefixlen)
 {
-	int err = fib_props[type].error;
+	struct fib_alias *fa;
+	int nh_sel = 0;
 
-	if (err == 0) {
-		if (fi->fib_flags&RTNH_F_DEAD)
-			return 1;
+	list_for_each_entry(fa, head, fa_list) {
+		int err;
 
-		res->fi = fi;
+		if (fa->fa_tos &&
+		    fa->fa_tos != flp->fl4_tos)
+			continue;
 
-		switch (type) {
-		case RTN_UNICAST:
-		case RTN_LOCAL:
-		case RTN_BROADCAST:
-		case RTN_ANYCAST:
-		case RTN_MULTICAST:
-			for_nexthops(fi) {
-				if (nh->nh_flags&RTNH_F_DEAD)
-					continue;
-				if (!flp->oif || flp->oif == nh->nh_oif)
-					break;
-			}
+		if (fa->fa_scope < flp->fl4_scope)
+			continue;
+
+		fa->fa_state |= FA_S_ACCESSED;
+
+		err = fib_props[fa->fa_type].error;
+		if (err == 0) {
+			struct fib_info *fi = fa->fa_info;
+
+			if (fi->fib_flags & RTNH_F_DEAD)
+				continue;
+
+			switch (fa->fa_type) {
+			case RTN_UNICAST:
+			case RTN_LOCAL:
+			case RTN_BROADCAST:
+			case RTN_ANYCAST:
+			case RTN_MULTICAST:
+				for_nexthops(fi) {
+					if (nh->nh_flags&RTNH_F_DEAD)
+						continue;
+					if (!flp->oif || flp->oif == nh->nh_oif)
+						break;
+				}
 #ifdef CONFIG_IP_ROUTE_MULTIPATH
-			if (nhsel < fi->fib_nhs) {
-				res->nh_sel = nhsel;
-				atomic_inc(&fi->fib_clntref);
-				return 0;
-			}
+				if (nhsel < fi->fib_nhs) {
+					nh_sel = nhsel;
+					goto out_fill_res;
+				}
 #else
-			if (nhsel < 1) {
-				atomic_inc(&fi->fib_clntref);
-				return 0;
-			}
+				if (nhsel < 1) {
+					goto out_fill_res;
+				}
 #endif
-			endfor_nexthops(fi);
-			res->fi = NULL;
-			return 1;
-		default:
-			res->fi = NULL;
-			printk(KERN_DEBUG "impossible 102\n");
-			return -EINVAL;
+				endfor_nexthops(fi);
+				continue;
+
+			default:
+				printk(KERN_DEBUG "impossible 102\n");
+				return -EINVAL;
+			};
 		}
+		return err;
 	}
-	return err;
+	return 1;
+
+out_fill_res:
+	res->prefixlen = prefixlen;
+	res->nh_sel = nh_sel;
+	res->type = fa->fa_type;
+	res->scope = fa->fa_scope;
+	res->fi = fa->fa_info;
+	atomic_inc(&res->fi->fib_clntref);
+	return 0;
 }
 
 /* Find appropriate source address to this destination */

net/ipv4/netfilter/ip_conntrack_core.c

@@ -688,6 +688,12 @@ unsigned int ip_conntrack_in(unsigned int hooknum,
 	int set_reply;
 	int ret;
 
+	/* Previously seen (loopback or untracked)?  Ignore. */
+	if ((*pskb)->nfct) {
+		CONNTRACK_STAT_INC(ignore);
+		return NF_ACCEPT;
+	}
+
 	/* Never happen */
 	if ((*pskb)->nh.iph->frag_off & htons(IP_OFFSET)) {
 		if (net_ratelimit()) {
@@ -715,12 +721,6 @@ unsigned int ip_conntrack_in(unsigned int hooknum,
 	}
 #endif
 
-	/* Previously seen (loopback or untracked)?  Ignore. */
-	if ((*pskb)->nfct) {
-		CONNTRACK_STAT_INC(ignore);
-		return NF_ACCEPT;
-	}
-
 	proto = ip_ct_find_proto((*pskb)->nh.iph->protocol);
 
 	/* It may be an special packet, error, unclean...

net/ipv4/netfilter/ip_conntrack_standalone.c

@@ -268,10 +268,13 @@ static void *ct_cpu_seq_start(struct seq_file *seq, loff_t *pos)
 {
 	int cpu;
 
-	for (cpu = *pos; cpu < NR_CPUS; ++cpu) {
+	if (*pos == 0)
+		return SEQ_START_TOKEN;
+
+	for (cpu = *pos-1; cpu < NR_CPUS; ++cpu) {
 		if (!cpu_possible(cpu))
 			continue;
-		*pos = cpu;
+		*pos = cpu+1;
 		return &per_cpu(ip_conntrack_stat, cpu);
 	}
 
@@ -282,10 +285,10 @@ static void *ct_cpu_seq_next(struct seq_file *seq, void *v, loff_t *pos)
 {
 	int cpu;
 
-	for (cpu = *pos + 1; cpu < NR_CPUS; ++cpu) {
+	for (cpu = *pos; cpu < NR_CPUS; ++cpu) {
 		if (!cpu_possible(cpu))
 			continue;
-		*pos = cpu;
+		*pos = cpu+1;
 		return &per_cpu(ip_conntrack_stat, cpu);
 	}
 
@@ -301,6 +304,11 @@ static int ct_cpu_seq_show(struct seq_file *seq, void *v)
 	unsigned int nr_conntracks = atomic_read(&ip_conntrack_count);
 	struct ip_conntrack_stat *st = v;
 
+	if (v == SEQ_START_TOKEN) {
+		seq_printf(seq, "entries  searched found new invalid ignore delete delete_list insert insert_failed drop early_drop icmp_error  expect_new expect_create expect_delete\n");
+		return 0;
+	}
+
 	seq_printf(seq, "%08x  %08x %08x %08x %08x %08x %08x %08x "
 			"%08x %08x %08x %08x %08x  %08x %08x %08x \n",
 		   nr_conntracks,
@@ -735,10 +743,11 @@ static int init_or_cleanup(int init)
 					&exp_file_ops);
 	if (!proc_exp) goto cleanup_proc;
 
-	proc_stat = proc_net_fops_create("ip_conntrack_stat", S_IRUGO,
-					 &ct_cpu_seq_fops);
+	proc_stat = create_proc_entry("ip_conntrack", S_IRUGO, proc_net_stat);
 	if (!proc_stat)
 		goto cleanup_proc_exp;
+
+	proc_stat->proc_fops = &ct_cpu_seq_fops;
 	proc_stat->owner = THIS_MODULE;
 #endif
 

net/ipv4/route.c

@@ -356,10 +356,13 @@ static void *rt_cpu_seq_start(struct seq_file *seq, loff_t *pos)
 {
 	int cpu;
 
-	for (cpu = *pos; cpu < NR_CPUS; ++cpu) {
+	if (*pos == 0)
+		return SEQ_START_TOKEN;
+
+	for (cpu = *pos-1; cpu < NR_CPUS; ++cpu) {
 		if (!cpu_possible(cpu))
 			continue;
-		*pos = cpu;
+		*pos = cpu+1;
 		return per_cpu_ptr(rt_cache_stat, cpu);
 	}
 	return NULL;
@@ -369,10 +372,10 @@ static void *rt_cpu_seq_next(struct seq_file *seq, void *v, loff_t *pos)
 {
 	int cpu;
 
-	for (cpu = *pos + 1; cpu < NR_CPUS; ++cpu) {
+	for (cpu = *pos; cpu < NR_CPUS; ++cpu) {
 		if (!cpu_possible(cpu))
 			continue;
-		*pos = cpu;
+		*pos = cpu+1;
 		return per_cpu_ptr(rt_cache_stat, cpu);
 	}
 	return NULL;
@@ -387,6 +390,11 @@ static void rt_cpu_seq_stop(struct seq_file *seq, void *v)
 static int rt_cpu_seq_show(struct seq_file *seq, void *v)
 {
 	struct rt_cache_stat *st = v;
+
+	if (v == SEQ_START_TOKEN) {
+		seq_printf(seq, "entries  in_hit in_slow_tot in_no_route in_brd in_martian_dst in_martian_src  out_hit out_slow_tot out_slow_mc  gc_total gc_ignored gc_goal_miss gc_dst_overflow in_hlist_search out_hlist_search\n");
+		return 0;
+	}
 	
 	seq_printf(seq,"%08x  %08x %08x %08x %08x %08x %08x %08x "
 		   " %08x %08x %08x %08x %08x %08x %08x %08x %08x \n",
@@ -2783,12 +2791,16 @@ int __init ip_rt_init(void)
 	add_timer(&rt_secret_timer);
 
 #ifdef CONFIG_PROC_FS
+	{
+	struct proc_dir_entry *rtstat_pde = NULL; /* keep gcc happy */
 	if (!proc_net_fops_create("rt_cache", S_IRUGO, &rt_cache_seq_fops) ||
-	    !proc_net_fops_create("rt_cache_stat", S_IRUGO, &rt_cpu_seq_fops)) {
+	    !(rtstat_pde = create_proc_entry("rt_cache", S_IRUGO, 
+			    		     proc_net_stat))) {
 		free_percpu(rt_cache_stat);
 		return -ENOMEM;
 	}
-
+	rtstat_pde->proc_fops = &rt_cpu_seq_fops;
+	}
 #ifdef CONFIG_NET_CLS_ROUTE
 	create_proc_read_entry("rt_acct", 0, proc_net, ip_rt_acct_read, NULL);
 #endif

net/ipv4/tcp_input.c

@@ -802,10 +802,10 @@ __u32 tcp_init_cwnd(struct tcp_opt *tp, struct dst_entry *dst)
 	__u32 cwnd = (dst ? dst_metric(dst, RTAX_INITCWND) : 0);
 
 	if (!cwnd) {
-		if (tp->mss_cache > 1460)
+		if (tp->mss_cache_std > 1460)
 			cwnd = 2;
 		else
-			cwnd = (tp->mss_cache > 1095) ? 3 : 4;
+			cwnd = (tp->mss_cache_std > 1095) ? 3 : 4;
 	}
 	return min_t(__u32, cwnd, tp->snd_cwnd_clamp);
 }
@@ -2355,6 +2355,86 @@ static __inline__ void tcp_ack_packets_out(struct sock *sk, struct tcp_opt *tp)
 	}
 }
 
+/* There is one downside to this scheme.  Although we keep the
+ * ACK clock ticking, adjusting packet counters and advancing
+ * congestion window, we do not liberate socket send buffer
+ * space.
+ *
+ * Mucking with skb->truesize and sk->sk_wmem_alloc et al.
+ * then making a write space wakeup callback is a possible
+ * future enhancement.  WARNING: it is not trivial to make.
+ */
+static int tcp_tso_acked(struct tcp_opt *tp, struct sk_buff *skb,
+			 __u32 now, __s32 *seq_rtt)
+{
+	struct tcp_skb_cb *scb = TCP_SKB_CB(skb); 
+	__u32 mss = scb->tso_mss;
+	__u32 snd_una = tp->snd_una;
+	__u32 seq = scb->seq;
+	__u32 packets_acked = 0;
+	int acked = 0;
+
+	/* If we get here, the whole TSO packet has not been
+	 * acked.
+	 */
+	BUG_ON(!after(scb->end_seq, snd_una));
+
+	while (!after(seq + mss, snd_una)) {
+		packets_acked++;
+		seq += mss;
+	}
+
+	if (packets_acked) {
+		__u8 sacked = scb->sacked;
+
+		/* We adjust scb->seq but we do not pskb_pull() the
+		 * SKB.  We let tcp_retransmit_skb() handle this case
+		 * by checking skb->len against the data sequence span.
+		 * This way, we avoid the pskb_pull() work unless we
+		 * actually need to retransmit the SKB.
+		 */
+		scb->seq = seq;
+
+		acked |= FLAG_DATA_ACKED;
+		if (sacked) {
+			if (sacked & TCPCB_RETRANS) {
+				if (sacked & TCPCB_SACKED_RETRANS)
+					tcp_dec_pcount_explicit(&tp->retrans_out,
+								packets_acked);
+				acked |= FLAG_RETRANS_DATA_ACKED;
+				*seq_rtt = -1;
+			} else if (*seq_rtt < 0)
+				*seq_rtt = now - scb->when;
+			if (sacked & TCPCB_SACKED_ACKED)
+				tcp_dec_pcount_explicit(&tp->sacked_out,
+							packets_acked);
+			if (sacked & TCPCB_LOST)
+				tcp_dec_pcount_explicit(&tp->lost_out,
+							packets_acked);
+			if (sacked & TCPCB_URG) {
+				if (tp->urg_mode &&
+				    !before(scb->seq, tp->snd_up))
+					tp->urg_mode = 0;
+			}
+		} else if (*seq_rtt < 0)
+			*seq_rtt = now - scb->when;
+
+		if (tcp_get_pcount(&tp->fackets_out)) {
+			__u32 dval = min(tcp_get_pcount(&tp->fackets_out),
+					 packets_acked);
+			tcp_dec_pcount_explicit(&tp->fackets_out, dval);
+		}
+		tcp_dec_pcount_explicit(&tp->packets_out, packets_acked);
+		scb->tso_factor -= packets_acked;
+
+		BUG_ON(scb->tso_factor == 0);
+		BUG_ON(!before(scb->seq, scb->end_seq));
+	}
+
+	return acked;
+}
+
+
 /* Remove acknowledged frames from the retransmission queue. */
 static int tcp_clean_rtx_queue(struct sock *sk, __s32 *seq_rtt_p)
 {
@@ -2373,8 +2453,12 @@ static int tcp_clean_rtx_queue(struct sock *sk, __s32 *seq_rtt_p)
 		 * discard it as it's confirmed to have arrived at
 		 * the other end.
 		 */
-		if (after(scb->end_seq, tp->snd_una))
+		if (after(scb->end_seq, tp->snd_una)) {
+			if (scb->tso_factor > 1)
+				acked |= tcp_tso_acked(tp, skb,
+						       now, &seq_rtt);
 			break;
+		}
 
 		/* Initial outgoing SYN's get put onto the write_queue
 		 * just like anything else we transmit.  It is not

net/ipv4/tcp_output.c

@@ -436,6 +436,7 @@ void tcp_set_skb_tso_factor(struct sk_buff *skb, unsigned int mss_std)
 		factor /= mss_std;
 		TCP_SKB_CB(skb)->tso_factor = factor;
 	}
+	TCP_SKB_CB(skb)->tso_mss = mss_std;
 }
 
 /* Function to create two new TCP segments.  Shrinks the given segment
@@ -552,7 +553,7 @@ unsigned char * __pskb_trim_head(struct sk_buff *skb, int len)
 	return skb->tail;
 }
 
-static int tcp_trim_head(struct sock *sk, struct sk_buff *skb, u32 len)
+static int __tcp_trim_head(struct sock *sk, struct sk_buff *skb, u32 len)
 {
 	if (skb_cloned(skb) &&
 	    pskb_expand_head(skb, 0, 0, GFP_ATOMIC))
@@ -565,11 +566,20 @@ static int tcp_trim_head(struct sock *sk, struct sk_buff *skb, u32 len)
 			return -ENOMEM;
 	}
 
-	TCP_SKB_CB(skb)->seq += len;
 	skb->ip_summed = CHECKSUM_HW;
 	return 0;
 }
 
+static inline int tcp_trim_head(struct sock *sk, struct sk_buff *skb, u32 len)
+{
+	int err = __tcp_trim_head(sk, skb, len);
+
+	if (!err)
+		TCP_SKB_CB(skb)->seq += len;
+
+	return err;
+}
+
 /* This function synchronize snd mss to current pmtu/exthdr set.
 
    tp->user_mss is mss set by user by TCP_MAXSEG. It does NOT counts
@@ -593,7 +603,7 @@ static int tcp_trim_head(struct sock *sk, struct sk_buff *skb, u32 len)
    this function.			--ANK (980731)
  */
 
-int tcp_sync_mss(struct sock *sk, u32 pmtu)
+unsigned int tcp_sync_mss(struct sock *sk, u32 pmtu)
 {
 	struct tcp_opt *tp = tcp_sk(sk);
 	struct dst_entry *dst = __sk_dst_get(sk);
@@ -629,14 +639,45 @@ int tcp_sync_mss(struct sock *sk, u32 pmtu)
 	tp->pmtu_cookie = pmtu;
 	tp->mss_cache = tp->mss_cache_std = mss_now;
 
-	if (sk->sk_route_caps & NETIF_F_TSO) {
+	return mss_now;
+}
+
+/* Compute the current effective MSS, taking SACKs and IP options,
+ * and even PMTU discovery events into account.
+ *
+ * LARGESEND note: !urg_mode is overkill, only frames up to snd_up
+ * cannot be large. However, taking into account rare use of URG, this
+ * is not a big flaw.
+ */
+
+unsigned int tcp_current_mss(struct sock *sk, int large)
+{
+	struct tcp_opt *tp = tcp_sk(sk);
+	struct dst_entry *dst = __sk_dst_get(sk);
+	int do_large, mss_now;
+
+	mss_now = tp->mss_cache_std;
+	if (dst) {
+		u32 mtu = dst_pmtu(dst);
+		if (mtu != tp->pmtu_cookie ||
+		    tp->ext2_header_len != dst->header_len)
+			mss_now = tcp_sync_mss(sk, mtu);
+	}
+
+	do_large = (large &&
+		    (sk->sk_route_caps & NETIF_F_TSO) &&
+		    !tp->urg_mode);
+
+	if (do_large) {
 		int large_mss, factor;
 
 		large_mss = 65535 - tp->af_specific->net_header_len -
-			tp->ext_header_len - tp->ext2_header_len - tp->tcp_header_len;
+			tp->ext_header_len - tp->ext2_header_len -
+			tp->tcp_header_len;
 
 		if (tp->max_window && large_mss > (tp->max_window>>1))
-			large_mss = max((tp->max_window>>1), 68U - tp->tcp_header_len);
+			large_mss = max((tp->max_window>>1),
+					68U - tp->tcp_header_len);
 
 		/* Always keep large mss multiple of real mss, but
 		 * do not exceed congestion window.
@@ -646,12 +687,16 @@ int tcp_sync_mss(struct sock *sk, u32 pmtu)
 			factor = tp->snd_cwnd;
 
 		tp->mss_cache = mss_now * factor;
+
+		mss_now = tp->mss_cache;
 	}
 
+	if (tp->eff_sacks)
+		mss_now -= (TCPOLEN_SACK_BASE_ALIGNED +
+			    (tp->eff_sacks * TCPOLEN_SACK_PERBLOCK));
 	return mss_now;
 }
 
-
 /* This routine writes packets to the network.  It advances the
  * send_head.  This happens as incoming acks open up the remote
  * window for us.
@@ -949,6 +994,7 @@ int tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb)
 {
 	struct tcp_opt *tp = tcp_sk(sk);
  	unsigned int cur_mss = tcp_current_mss(sk, 0);
+	__u32 data_seq, data_end_seq;
 	int err;
 
 	/* Do not sent more than we queued. 1/4 is reserved for possible
@@ -958,6 +1004,24 @@ int tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb)
 	    min(sk->sk_wmem_queued + (sk->sk_wmem_queued >> 2), sk->sk_sndbuf))
 		return -EAGAIN;
 
+	/* What is going on here?  When TSO packets are partially ACK'd,
+	 * we adjust the TCP_SKB_CB(skb)->seq value forward but we do
+	 * not adjust the data area of the SKB.  We defer that to here
+	 * so that we can avoid the work unless we really retransmit
+	 * the packet.
+	 */
+	data_seq = TCP_SKB_CB(skb)->seq;
+	data_end_seq = TCP_SKB_CB(skb)->end_seq;
+	if (TCP_SKB_CB(skb)->flags & TCPCB_FLAG_FIN)
+		data_end_seq--;
+
+	if (skb->len > (data_end_seq - data_seq)) {
+		u32 to_trim = skb->len - (data_end_seq - data_seq);
+
+		if (__tcp_trim_head(sk, skb, to_trim))
+			return -ENOMEM;
+	}		
+
 	if (before(TCP_SKB_CB(skb)->seq, tp->snd_una)) {
 		if (before(TCP_SKB_CB(skb)->end_seq, tp->snd_una))
 			BUG();
@@ -1191,6 +1255,7 @@ void tcp_send_fin(struct sock *sk)
 		TCP_SKB_CB(skb)->flags = (TCPCB_FLAG_ACK | TCPCB_FLAG_FIN);
 		TCP_SKB_CB(skb)->sacked = 0;
 		TCP_SKB_CB(skb)->tso_factor = 1;
+		TCP_SKB_CB(skb)->tso_mss = tp->mss_cache_std;
 
 		/* FIN eats a sequence byte, write_seq advanced by tcp_queue_skb(). */
 		TCP_SKB_CB(skb)->seq = tp->write_seq;
@@ -1223,6 +1288,7 @@ void tcp_send_active_reset(struct sock *sk, int priority)
 	TCP_SKB_CB(skb)->flags = (TCPCB_FLAG_ACK | TCPCB_FLAG_RST);
 	TCP_SKB_CB(skb)->sacked = 0;
 	TCP_SKB_CB(skb)->tso_factor = 1;
+	TCP_SKB_CB(skb)->tso_mss = tp->mss_cache_std;
 
 	/* Send it off. */
 	TCP_SKB_CB(skb)->seq = tcp_acceptable_seq(sk, tp);
@@ -1304,6 +1370,7 @@ struct sk_buff * tcp_make_synack(struct sock *sk, struct dst_entry *dst,
 	TCP_SKB_CB(skb)->end_seq = TCP_SKB_CB(skb)->seq + 1;
 	TCP_SKB_CB(skb)->sacked = 0;
 	TCP_SKB_CB(skb)->tso_factor = 1;
+	TCP_SKB_CB(skb)->tso_mss = tp->mss_cache_std;
 	th->seq = htonl(TCP_SKB_CB(skb)->seq);
 	th->ack_seq = htonl(req->rcv_isn + 1);
 	if (req->rcv_wnd == 0) { /* ignored for retransmitted syns */
@@ -1406,6 +1473,7 @@ int tcp_connect(struct sock *sk)
 	TCP_ECN_send_syn(sk, tp, buff);
 	TCP_SKB_CB(buff)->sacked = 0;
 	TCP_SKB_CB(buff)->tso_factor = 1;
+	TCP_SKB_CB(buff)->tso_mss = tp->mss_cache_std;
 	buff->csum = 0;
 	TCP_SKB_CB(buff)->seq = tp->write_seq++;
 	TCP_SKB_CB(buff)->end_seq = tp->write_seq;
@@ -1506,6 +1574,7 @@ void tcp_send_ack(struct sock *sk)
 		TCP_SKB_CB(buff)->flags = TCPCB_FLAG_ACK;
 		TCP_SKB_CB(buff)->sacked = 0;
 		TCP_SKB_CB(buff)->tso_factor = 1;
+		TCP_SKB_CB(buff)->tso_mss = tp->mss_cache_std;
 
 		/* Send it off, this clears delayed acks for us. */
 		TCP_SKB_CB(buff)->seq = TCP_SKB_CB(buff)->end_seq = tcp_acceptable_seq(sk, tp);
@@ -1541,6 +1610,7 @@ static int tcp_xmit_probe_skb(struct sock *sk, int urgent)
 	TCP_SKB_CB(skb)->flags = TCPCB_FLAG_ACK;
 	TCP_SKB_CB(skb)->sacked = urgent;
 	TCP_SKB_CB(skb)->tso_factor = 1;
+	TCP_SKB_CB(skb)->tso_mss = tp->mss_cache_std;
 
 	/* Use a previous sequence.  This should cause the other
 	 * end to send an ack.  Don't queue or clone SKB, just

net/ipv6/exthdrs.c

@@ -314,9 +314,11 @@ static int ipv6_rthdr_rcv(struct sk_buff **skbp, unsigned int *nhoffp)
 	dst_release(xchg(&skb->dst, NULL));
 	ip6_route_input(skb);
 	if (skb->dst->error) {
+		skb_push(skb, skb->data - skb->nh.raw);
 		dst_input(skb);
 		return -1;
 	}
+
 	if (skb->dst->dev->flags&IFF_LOOPBACK) {
 		if (skb->nh.ipv6h->hop_limit <= 1) {
 			IP6_INC_STATS_BH(IPSTATS_MIB_INHDRERRORS);
@@ -329,6 +331,7 @@ static int ipv6_rthdr_rcv(struct sk_buff **skbp, unsigned int *nhoffp)
 		goto looped_back;
 	}
 
+	skb_push(skb, skb->data - skb->nh.raw);
 	dst_input(skb);
 	return -1;
 }

net/ipv6/ndisc.c

@@ -802,9 +802,9 @@ static void ndisc_recv_ns(struct sk_buff *skb)
 	}
 
 	if (inc)
-		nd_tbl.stats.rcv_probes_mcast++;
+		NEIGH_CACHE_STAT_INC(&nd_tbl, rcv_probes_mcast);
 	else
-		nd_tbl.stats.rcv_probes_ucast++;
+		NEIGH_CACHE_STAT_INC(&nd_tbl, rcv_probes_ucast);
 
 	/* 
 	 *	update / create cache entry

net/ipv6/tcp_ipv6.c

@@ -1003,11 +1003,12 @@ static void tcp_v6_send_reset(struct sk_buff *skb)
 	 * and then put it into the queue to be sent.
 	 */
 
-	buff = alloc_skb(MAX_HEADER + sizeof(struct ipv6hdr), GFP_ATOMIC);
+	buff = alloc_skb(MAX_HEADER + sizeof(struct ipv6hdr) + sizeof(struct tcphdr),
+			 GFP_ATOMIC);
 	if (buff == NULL) 
 	  	return;
 
-	skb_reserve(buff, MAX_HEADER + sizeof(struct ipv6hdr));
+	skb_reserve(buff, MAX_HEADER + sizeof(struct ipv6hdr) + sizeof(struct tcphdr));
 
 	t1 = (struct tcphdr *) skb_push(buff,sizeof(struct tcphdr));
 
@@ -1065,14 +1066,15 @@ static void tcp_v6_send_ack(struct sk_buff *skb, u32 seq, u32 ack, u32 win, u32
 	struct flowi fl;
 	int tot_len = sizeof(struct tcphdr);
 
-	buff = alloc_skb(MAX_HEADER + sizeof(struct ipv6hdr), GFP_ATOMIC);
+	if (ts)
+		tot_len += 3*4;
+
+	buff = alloc_skb(MAX_HEADER + sizeof(struct ipv6hdr) + tot_len,
+			 GFP_ATOMIC);
 	if (buff == NULL)
 		return;
 
-	skb_reserve(buff, MAX_HEADER + sizeof(struct ipv6hdr));
-
-	if (ts)
-		tot_len += 3*4;
+	skb_reserve(buff, MAX_HEADER + sizeof(struct ipv6hdr) + tot_len);
 
 	t1 = (struct tcphdr *) skb_push(buff,tot_len);
 

net/ipx/af_ipx.c

@@ -1621,6 +1621,7 @@ static int ipx_getname(struct socket *sock, struct sockaddr *uaddr,
 
 	sipx.sipx_family = AF_IPX;
 	sipx.sipx_type	 = ipxs->type;
+	sipx.sipx_zero	 = 0;
 	memcpy(uaddr, &sipx, sizeof(sipx));
 
 	rc = 0;
@@ -1808,6 +1809,7 @@ static int ipx_recvmsg(struct kiocb *iocb, struct socket *sock,
 		memcpy(sipx->sipx_node, ipx->ipx_source.node, IPX_NODE_LEN);
 		sipx->sipx_network	= IPX_SKB_CB(skb)->ipx_source_net;
 		sipx->sipx_type 	= ipx->ipx_type;
+		sipx->sipx_zero		= 0;
 	}
 	rc = copied;
 

net/netlink/af_netlink.c

@@ -536,12 +536,31 @@ void netlink_detachskb(struct sock *sk, struct sk_buff *skb)
 	sock_put(sk);
 }
 
+static inline void netlink_trim(struct sk_buff *skb, int allocation)
+{
+	int delta = skb->end - skb->tail;
+
+	/* If the packet is charged to a socket, the modification
+	 * of truesize below is illegal and will corrupt socket
+	 * buffer accounting state.
+	 */
+	BUG_ON(skb->list != NULL);
+
+	if (delta * 2 < skb->truesize)
+		return;
+	if (pskb_expand_head(skb, 0, -delta, allocation))
+		return;
+	skb->truesize -= delta;
+}
+
 int netlink_unicast(struct sock *ssk, struct sk_buff *skb, u32 pid, int nonblock)
 {
 	struct sock *sk;
 	int err;
 	long timeo;
 
+	netlink_trim(skb, gfp_any());
+
 	timeo = sock_sndtimeo(ssk, nonblock);
 retry:
 	sk = netlink_getsockbypid(ssk, pid);
@@ -588,6 +607,8 @@ int netlink_broadcast(struct sock *ssk, struct sk_buff *skb, u32 pid,
 	int protocol = ssk->sk_protocol;
 	int failure = 0, delivered = 0;
 
+	netlink_trim(skb, allocation);
+
 	/* While we sleep in clone, do not allow to change socket list */
 
 	netlink_lock_table();
@@ -1220,7 +1241,6 @@ MODULE_ALIAS_NETPROTO(PF_NETLINK);
 
 EXPORT_SYMBOL(netlink_ack);
 EXPORT_SYMBOL(netlink_broadcast);
-EXPORT_SYMBOL(netlink_broadcast_deliver);
 EXPORT_SYMBOL(netlink_dump_start);
 EXPORT_SYMBOL(netlink_kernel_create);
 EXPORT_SYMBOL(netlink_register_notifier);

net/sched/sch_api.c

@@ -371,6 +371,8 @@ int qdisc_graft(struct net_device *dev, struct Qdisc *parent, u32 classid,
 			unsigned long cl = cops->get(parent, classid);
 			if (cl) {
 				err = cops->graft(parent, cl, new, old);
+				if (new)
+					new->parent = classid;
 				cops->put(parent, cl);
 			}
 		}
@@ -821,7 +823,7 @@ static int tc_dump_qdisc(struct sk_buff *skb, struct netlink_callback *cb)
 				q_idx++;
 				continue;
 			}
-			if (tc_fill_qdisc(skb, q, 0, NETLINK_CB(cb->skb).pid,
+			if (tc_fill_qdisc(skb, q, q->parent, NETLINK_CB(cb->skb).pid,
 					  cb->nlh->nlmsg_seq, NLM_F_MULTI, RTM_NEWQDISC) <= 0) {
 				read_unlock_bh(&qdisc_tree_lock);
 				goto done;

net/sched/sch_sfq.c

@@ -372,7 +372,6 @@ static void sfq_perturbation(unsigned long arg)
 	struct sfq_sched_data *q = qdisc_priv(sch);
 
 	q->perturbation = net_random()&0x1F;
-	q->perturb_timer.expires = jiffies + q->perturb_period;
 
 	if (q->perturb_period) {
 		q->perturb_timer.expires = jiffies + q->perturb_period;