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

crypto/tcrypt.c

@@ -12,8 +12,9 @@
  * Software Foundation; either version 2 of the License, or (at your option)
  * any later version.
  *
- * 14 - 09 - 2003 
- *	Rewritten by Kartikey Mahendra Bhatt
+ * 2004-08-09 Added cipher speed tests (Reyk Floeter <reyk@vantronix.net>)
+ * 2003-09-14 Rewritten by Kartikey Mahendra Bhatt
+ *
  */
 
 #include <linux/init.h>
@@ -25,12 +26,15 @@
 #include <linux/crypto.h>
 #include <linux/highmem.h>
 #include <linux/moduleparam.h>
+#include <linux/jiffies.h>
+#include <linux/timex.h>
+#include <linux/interrupt.h>
 #include "tcrypt.h"
 
 /*
  * Need to kmalloc() memory for testing kmap().
  */
-#define TVMEMSIZE	4096
+#define TVMEMSIZE	16384
 #define XBUFSIZE	32768
 
 /*
@@ -55,6 +59,11 @@
 
 static unsigned int IDX[8] = { IDX1, IDX2, IDX3, IDX4, IDX5, IDX6, IDX7, IDX8 };
 
+/*
+ * Used by test_cipher_speed()
+ */
+static unsigned int sec;
+
 static int mode;
 static char *xbuf;
 static char *tvmem;
@@ -66,8 +75,7 @@ static char *check[] = {
 	"khazad", "wp512", "wp384", "wp256", "tnepres", NULL
 };
 
-static void
-hexdump(unsigned char *buf, unsigned int len)
+static void hexdump(unsigned char *buf, unsigned int len)
 {
 	while (len--)
 		printk("%02x", *buf++);
@@ -75,8 +83,8 @@ hexdump(unsigned char *buf, unsigned int len)
 	printk("\n");
 }
 
-static void 
-test_hash (char * algo, struct hash_testvec * template, unsigned int tcount)
+static void test_hash(char *algo, struct hash_testvec *template,
+		      unsigned int tcount)
 {
 	char *p;
 	unsigned int i, j, k, temp;
@@ -88,7 +96,7 @@ test_hash (char * algo, struct hash_testvec * template, unsigned int tcount)
 
 	printk("\ntesting %s\n", algo);
 
-	tsize = sizeof (struct hash_testvec);
+	tsize = sizeof(struct hash_testvec);
 	tsize *= tcount;
 
 	if (tsize > TVMEMSIZE) {
@@ -97,7 +105,7 @@ test_hash (char * algo, struct hash_testvec * template, unsigned int tcount)
 	}
 
 	memcpy(tvmem, template, tsize);
-	hash_tv = (void *) tvmem;
+	hash_tv = (void *)tvmem;
 	tfm = crypto_alloc_tfm(algo, 0);
 	if (tfm == NULL) {
 		printk("failed to load transform for %s\n", algo);
@@ -105,30 +113,30 @@ test_hash (char * algo, struct hash_testvec * template, unsigned int tcount)
 	}
 
 	for (i = 0; i < tcount; i++) {
-		printk ("test %u:\n", i + 1);
-		memset (result, 0, 64);
+		printk("test %u:\n", i + 1);
+		memset(result, 0, 64);
 
 		p = hash_tv[i].plaintext;
-		sg[0].page = virt_to_page (p);
-		sg[0].offset = offset_in_page (p);
+		sg[0].page = virt_to_page(p);
+		sg[0].offset = offset_in_page(p);
 		sg[0].length = hash_tv[i].psize;
 
-		crypto_digest_init (tfm);
+		crypto_digest_init(tfm);
 		if (tfm->crt_u.digest.dit_setkey) {
-			crypto_digest_setkey (tfm, hash_tv[i].key,
+			crypto_digest_setkey(tfm, hash_tv[i].key,
 					     hash_tv[i].ksize);
 		}
-		crypto_digest_update (tfm, sg, 1);
-		crypto_digest_final (tfm, result);
+		crypto_digest_update(tfm, sg, 1);
+		crypto_digest_final(tfm, result);
 
-		hexdump (result, crypto_tfm_alg_digestsize (tfm));
+		hexdump(result, crypto_tfm_alg_digestsize(tfm));
 		printk("%s\n",
 		       memcmp(result, hash_tv[i].digest,
-				crypto_tfm_alg_digestsize(tfm)) ? "fail" :
-			"pass");
+			      crypto_tfm_alg_digestsize(tfm)) ?
+		       "fail" : "pass");
 	}
 
-	printk ("testing %s across pages\n", algo);
+	printk("testing %s across pages\n", algo);
 
 	/* setup the dummy buffer first */
 	memset(xbuf, 0, XBUFSIZE);
@@ -137,38 +145,39 @@ test_hash (char * algo, struct hash_testvec * template, unsigned int tcount)
 	for (i = 0; i < tcount; i++) {
 		if (hash_tv[i].np) {
 			j++;
-			printk ("test %u:\n", j);
-			memset (result, 0, 64);
+			printk("test %u:\n", j);
+			memset(result, 0, 64);
 
 			temp = 0;
 			for (k = 0; k < hash_tv[i].np; k++) {
-				memcpy (&xbuf[IDX[k]], hash_tv[i].plaintext + temp, 
+				memcpy(&xbuf[IDX[k]],
+				       hash_tv[i].plaintext + temp,
 				       hash_tv[i].tap[k]);
 				temp += hash_tv[i].tap[k];
 				p = &xbuf[IDX[k]];
-				sg[k].page = virt_to_page (p);
-				sg[k].offset = offset_in_page (p);
+				sg[k].page = virt_to_page(p);
+				sg[k].offset = offset_in_page(p);
 				sg[k].length = hash_tv[i].tap[k];
 			}
 
-			crypto_digest_digest (tfm, sg, hash_tv[i].np, result);
+			crypto_digest_digest(tfm, sg, hash_tv[i].np, result);
 
-			hexdump (result, crypto_tfm_alg_digestsize (tfm));
+			hexdump(result, crypto_tfm_alg_digestsize(tfm));
 			printk("%s\n",
 			       memcmp(result, hash_tv[i].digest,
-					crypto_tfm_alg_digestsize(tfm)) ? "fail" :
-				"pass");
+				      crypto_tfm_alg_digestsize(tfm)) ?
+			       "fail" : "pass");
 		}
 	}
 
-	crypto_free_tfm (tfm);
+	crypto_free_tfm(tfm);
 }
 
 
 #ifdef CONFIG_CRYPTO_HMAC
 
-static void
-test_hmac(char *algo, struct hmac_testvec * template, unsigned int tcount)
+static void test_hmac(char *algo, struct hmac_testvec *template,
+		      unsigned int tcount)
 {
 	char *p;
 	unsigned int i, j, k, temp;
@@ -186,7 +195,7 @@ test_hmac(char *algo, struct hmac_testvec * template, unsigned int tcount)
 
 	printk("\ntesting hmac_%s\n", algo);
 
-	tsize = sizeof (struct hmac_testvec);
+	tsize = sizeof(struct hmac_testvec);
 	tsize *= tcount;
 	if (tsize > TVMEMSIZE) {
 		printk("template (%u) too big for tvmem (%u)\n", tsize,
@@ -195,7 +204,7 @@ test_hmac(char *algo, struct hmac_testvec * template, unsigned int tcount)
 	}
 
 	memcpy(tvmem, template, tsize);
-	hmac_tv = (void *) tvmem;
+	hmac_tv = (void *)tvmem;
 
 	for (i = 0; i < tcount; i++) {
 		printk("test %u:\n", i + 1);
@@ -224,29 +233,30 @@ test_hmac(char *algo, struct hmac_testvec * template, unsigned int tcount)
 	for (i = 0; i < tcount; i++) {
 		if (hmac_tv[i].np) {
 			j++;
-			printk ("test %u:\n",j);
-			memset (result, 0, 64);
+			printk("test %u:\n",j);
+			memset(result, 0, 64);
 
 			temp = 0;
 			klen = hmac_tv[i].ksize;
 			for (k = 0; k < hmac_tv[i].np; k++) {
-				memcpy (&xbuf[IDX[k]], hmac_tv[i].plaintext + temp, 
+				memcpy(&xbuf[IDX[k]],
+				       hmac_tv[i].plaintext + temp,
 				       hmac_tv[i].tap[k]);
 				temp += hmac_tv[i].tap[k];
 				p = &xbuf[IDX[k]];
-				sg[k].page = virt_to_page (p);
-				sg[k].offset = offset_in_page (p);
+				sg[k].page = virt_to_page(p);
+				sg[k].offset = offset_in_page(p);
 				sg[k].length = hmac_tv[i].tap[k];
 			}
 
-			crypto_hmac(tfm, hmac_tv[i].key, &klen, sg, hmac_tv[i].np, 
-					result);
+			crypto_hmac(tfm, hmac_tv[i].key, &klen, sg,
+				    hmac_tv[i].np, result);
 			hexdump(result, crypto_tfm_alg_digestsize(tfm));
 
 			printk("%s\n",
 			       memcmp(result, hmac_tv[i].digest,
-					crypto_tfm_alg_digestsize(tfm)) ? "fail" : 
-				"pass");
+				      crypto_tfm_alg_digestsize(tfm)) ?
+			       "fail" : "pass");
 		}
 	}
 out:
@@ -255,8 +265,8 @@ test_hmac(char *algo, struct hmac_testvec * template, unsigned int tcount)
 
 #endif	/* CONFIG_CRYPTO_HMAC */
 
-static void
-test_cipher(char * algo, int mode, int enc, struct cipher_testvec * template, unsigned int tcount)
+static void test_cipher(char *algo, int mode, int enc,
+			struct cipher_testvec *template, unsigned int tcount)
 {
 	unsigned int ret, i, j, k, temp;
 	unsigned int tsize;
@@ -265,18 +275,18 @@ test_cipher(char * algo, int mode, int enc, struct cipher_testvec * template, un
 	char *key;
 	struct cipher_testvec *cipher_tv;
 	struct scatterlist sg[8];
-	char e[11], m[4];
+	const char *e, *m;
 
 	if (enc == ENCRYPT)
-	        strncpy(e, "encryption", 11);
+	        e = "encryption";
 	else
-        	strncpy(e, "decryption", 11);
+		e = "decryption";
 	if (mode == MODE_ECB)
-        	strncpy(m, "ECB", 4);
+		m = "ECB";
 	else
-        	strncpy(m, "CBC", 4);
+		m = "CBC";
 
-	printk("\ntesting %s %s %s \n", algo, m, e);
+	printk("\ntesting %s %s %s\n", algo, m, e);
 
 	tsize = sizeof (struct cipher_testvec);
 	tsize *= tcount;
@@ -288,12 +298,12 @@ test_cipher(char * algo, int mode, int enc, struct cipher_testvec * template, un
 	}
 
 	memcpy(tvmem, template, tsize);
-	cipher_tv = (void *) tvmem;
+	cipher_tv = (void *)tvmem;
 
 	if (mode)
-		tfm = crypto_alloc_tfm (algo, 0);
+		tfm = crypto_alloc_tfm(algo, 0);
 	else
-		tfm = crypto_alloc_tfm (algo, CRYPTO_TFM_MODE_CBC);
+		tfm = crypto_alloc_tfm(algo, CRYPTO_TFM_MODE_CBC);
 
 	if (tfm == NULL) {
 		printk("failed to load transform for %s %s\n", algo, m);
@@ -327,7 +337,7 @@ test_cipher(char * algo, int mode, int enc, struct cipher_testvec * template, un
 
 			if (!mode) {
 				crypto_cipher_set_iv(tfm, cipher_tv[i].iv,
-					crypto_tfm_alg_ivsize (tfm));
+					crypto_tfm_alg_ivsize(tfm));
 			}
 
 			if (enc)
@@ -345,12 +355,12 @@ test_cipher(char * algo, int mode, int enc, struct cipher_testvec * template, un
 			hexdump(q, cipher_tv[i].rlen);
 
 			printk("%s\n",
-				memcmp(q, cipher_tv[i].result, cipher_tv[i].rlen) ? "fail" : 
-			"pass");
+			       memcmp(q, cipher_tv[i].result,
+				      cipher_tv[i].rlen) ? "fail" : "pass");
 		}
 	}
 
-	printk("\ntesting %s %s %s across pages (chunking) \n", algo, m, e);
+	printk("\ntesting %s %s %s across pages (chunking)\n", algo, m, e);
 	memset(xbuf, 0, XBUFSIZE);
 
 	j = 0;
@@ -375,18 +385,19 @@ test_cipher(char * algo, int mode, int enc, struct cipher_testvec * template, un
 
 			temp = 0;
 			for (k = 0; k < cipher_tv[i].np; k++) {
-				memcpy (&xbuf[IDX[k]], cipher_tv[i].input + temp, 
+				memcpy(&xbuf[IDX[k]],
+				       cipher_tv[i].input + temp,
 				       cipher_tv[i].tap[k]);
 				temp += cipher_tv[i].tap[k];
 				p = &xbuf[IDX[k]];
-				sg[k].page = virt_to_page (p);
-				sg[k].offset = offset_in_page (p);
+				sg[k].page = virt_to_page(p);
+				sg[k].offset = offset_in_page(p);
 				sg[k].length = cipher_tv[i].tap[k];
 			}
 
 			if (!mode) {
 				crypto_cipher_set_iv(tfm, cipher_tv[i].iv,
-						crypto_tfm_alg_ivsize (tfm));
+						crypto_tfm_alg_ivsize(tfm));
 			}
 
 			if (enc)
@@ -417,8 +428,169 @@ test_cipher(char * algo, int mode, int enc, struct cipher_testvec * template, un
 	crypto_free_tfm(tfm);
 }
 
-static void
-test_deflate(void)
+static int test_cipher_jiffies(struct crypto_tfm *tfm, int enc, char *p,
+			       int blen, int sec)
+{
+	struct scatterlist sg[8];
+	unsigned long start, end;
+	int bcount;
+	int ret;
+
+	sg[0].page = virt_to_page(p);
+	sg[0].offset = offset_in_page(p);
+	sg[0].length = blen;
+
+	for (start = jiffies, end = start + sec * HZ, bcount = 0;
+	     time_before(jiffies, end); bcount++) {
+		if (enc)
+			ret = crypto_cipher_encrypt(tfm, sg, sg, blen);
+		else
+			ret = crypto_cipher_decrypt(tfm, sg, sg, blen);
+
+		if (ret)
+			return ret;
+	}
+
+	printk("%d operations in %d seconds (%ld bytes)\n",
+	       bcount, sec, (long)bcount * blen);
+	return 0;
+}
+
+static int test_cipher_cycles(struct crypto_tfm *tfm, int enc, char *p,
+			      int blen)
+{
+	struct scatterlist sg[8];
+	unsigned long cycles = 0;
+	int ret = 0;
+	int i;
+
+	sg[0].page = virt_to_page(p);
+	sg[0].offset = offset_in_page(p);
+	sg[0].length = blen;
+
+	local_bh_disable();
+	local_irq_disable();
+
+	/* Warm-up run. */
+	for (i = 0; i < 4; i++) {
+		if (enc)
+			ret = crypto_cipher_encrypt(tfm, sg, sg, blen);
+		else
+			ret = crypto_cipher_decrypt(tfm, sg, sg, blen);
+
+		if (ret)
+			goto out;
+	}
+
+	/* The real thing. */
+	for (i = 0; i < 8; i++) {
+		cycles_t start, end;
+
+		start = get_cycles();
+		if (enc)
+			ret = crypto_cipher_encrypt(tfm, sg, sg, blen);
+		else
+			ret = crypto_cipher_decrypt(tfm, sg, sg, blen);
+		end = get_cycles();
+
+		if (ret)
+			goto out;
+
+		cycles += end - start;
+	}
+
+out:
+	local_irq_enable();
+	local_bh_enable();
+
+	if (ret == 0)
+		printk("1 operation in %lu cycles (%d bytes)\n",
+		       (cycles + 4) / 8, blen);
+
+	return ret;
+}
+
+static void test_cipher_speed(char *algo, int mode, int enc, unsigned int sec,
+			      struct cipher_testvec *template,
+			      unsigned int tcount, struct cipher_speed *speed)
+{
+	unsigned int ret, i, j, iv_len;
+	unsigned char *key, *p, iv[128];
+	struct crypto_tfm *tfm;
+	const char *e, *m;
+
+	if (enc == ENCRYPT)
+	        e = "encryption";
+	else
+		e = "decryption";
+	if (mode == MODE_ECB)
+		m = "ECB";
+	else
+		m = "CBC";
+
+	printk("\ntesting speed of %s %s %s\n", algo, m, e);
+
+	if (mode)
+		tfm = crypto_alloc_tfm(algo, 0);
+	else
+		tfm = crypto_alloc_tfm(algo, CRYPTO_TFM_MODE_CBC);
+
+	if (tfm == NULL) {
+		printk("failed to load transform for %s %s\n", algo, m);
+		return;
+	}
+
+	for (i = 0; speed[i].klen != 0; i++) {
+		if ((speed[i].blen + speed[i].klen) > TVMEMSIZE) {
+			printk("template (%u) too big for tvmem (%u)\n",
+			       speed[i].blen + speed[i].klen, TVMEMSIZE);
+			goto out;
+		}
+
+		printk("test %u (%d bit key, %d byte blocks): ", i,
+		       speed[i].klen * 8, speed[i].blen);
+
+		memset(tvmem, 0xff, speed[i].klen + speed[i].blen);
+
+		/* set key, plain text and IV */
+		key = (unsigned char *)tvmem;
+		for (j = 0; j < tcount; j++) {
+			if (template[j].klen == speed[i].klen) {
+				key = template[j].key;
+				break;
+			}
+		}
+		p = (unsigned char *)tvmem + speed[i].klen;
+
+		ret = crypto_cipher_setkey(tfm, key, speed[i].klen);
+		if (ret) {
+			printk("setkey() failed flags=%x\n", tfm->crt_flags);
+			goto out;
+		}
+
+		if (!mode) {
+			iv_len = crypto_tfm_alg_ivsize(tfm);
+			memset(&iv, 0xff, iv_len);
+			crypto_cipher_set_iv(tfm, iv, iv_len);
+		}
+
+		if (sec)
+			ret = test_cipher_jiffies(tfm, enc, p, speed[i].blen,
+						  sec);
+		else
+			ret = test_cipher_cycles(tfm, enc, p, speed[i].blen);
+
+		if (ret) {
+			printk("%s() failed flags=%x\n", e, tfm->crt_flags);
+			break;
+		}
+	}
+
+out:
+	crypto_free_tfm(tfm);
+}
+
+static void test_deflate(void)
 {
 	unsigned int i;
 	char result[COMP_BUF_SIZE];
@@ -436,7 +608,7 @@ test_deflate(void)
 	}
 
 	memcpy(tvmem, deflate_comp_tv_template, tsize);
-	tv = (void *) tvmem;
+	tv = (void *)tvmem;
 
 	tfm = crypto_alloc_tfm("deflate", 0);
 	if (tfm == NULL) {
@@ -473,7 +645,7 @@ test_deflate(void)
 	}
 
 	memcpy(tvmem, deflate_decomp_tv_template, tsize);
-	tv = (void *) tvmem;
+	tv = (void *)tvmem;
 
 	for (i = 0; i < DEFLATE_DECOMP_TEST_VECTORS; i++) {
 		int ilen, ret, dlen = COMP_BUF_SIZE;
@@ -497,8 +669,7 @@ test_deflate(void)
 	crypto_free_tfm(tfm);
 }
 
-static void
-test_crc32c(void)
+static void test_crc32c(void)
 {
 #define NUMVEC 6
 #define VECSIZE 40
@@ -598,8 +769,7 @@ test_crc32c(void)
 	printk("crc32c test complete\n");
 }
 
-static void
-test_available(void)
+static void test_available(void)
 {
 	char **name = check;
 
@@ -611,8 +781,7 @@ test_available(void)
 	}
 }
 
-static void
-do_test(void)
+static void do_test(void)
 {
 	switch (mode) {
 
@@ -863,6 +1032,69 @@ do_test(void)
 
 #endif
 
+	case 200:
+		test_cipher_speed("aes", MODE_ECB, ENCRYPT, sec, NULL, 0,
+				  aes_speed_template);
+		test_cipher_speed("aes", MODE_ECB, DECRYPT, sec, NULL, 0,
+				  aes_speed_template);
+		test_cipher_speed("aes", MODE_CBC, ENCRYPT, sec, NULL, 0,
+				  aes_speed_template);
+		test_cipher_speed("aes", MODE_CBC, DECRYPT, sec, NULL, 0,
+				  aes_speed_template);
+		break;
+
+	case 201:
+		test_cipher_speed("des3_ede", MODE_ECB, ENCRYPT, sec,
+				  des3_ede_enc_tv_template,
+				  DES3_EDE_ENC_TEST_VECTORS,
+				  des3_ede_speed_template);
+		test_cipher_speed("des3_ede", MODE_ECB, DECRYPT, sec,
+				  des3_ede_dec_tv_template,
+				  DES3_EDE_DEC_TEST_VECTORS,
+				  des3_ede_speed_template);
+		test_cipher_speed("des3_ede", MODE_CBC, ENCRYPT, sec,
+				  des3_ede_enc_tv_template,
+				  DES3_EDE_ENC_TEST_VECTORS,
+				  des3_ede_speed_template);
+		test_cipher_speed("des3_ede", MODE_CBC, DECRYPT, sec,
+				  des3_ede_dec_tv_template,
+				  DES3_EDE_DEC_TEST_VECTORS,
+				  des3_ede_speed_template);
+		break;
+
+	case 202:
+		test_cipher_speed("twofish", MODE_ECB, ENCRYPT, sec, NULL, 0,
+				  twofish_speed_template);
+		test_cipher_speed("twofish", MODE_ECB, DECRYPT, sec, NULL, 0,
+				  twofish_speed_template);
+		test_cipher_speed("twofish", MODE_CBC, ENCRYPT, sec, NULL, 0,
+				  twofish_speed_template);
+		test_cipher_speed("twofish", MODE_CBC, DECRYPT, sec, NULL, 0,
+				  twofish_speed_template);
+		break;
+
+	case 203:
+		test_cipher_speed("blowfish", MODE_ECB, ENCRYPT, sec, NULL, 0,
+				  blowfish_speed_template);
+		test_cipher_speed("blowfish", MODE_ECB, DECRYPT, sec, NULL, 0,
+				  blowfish_speed_template);
+		test_cipher_speed("blowfish", MODE_CBC, ENCRYPT, sec, NULL, 0,
+				  blowfish_speed_template);
+		test_cipher_speed("blowfish", MODE_CBC, DECRYPT, sec, NULL, 0,
+				  blowfish_speed_template);
+		break;
+
+	case 204:
+		test_cipher_speed("des", MODE_ECB, ENCRYPT, sec, NULL, 0,
+				  des_speed_template);
+		test_cipher_speed("des", MODE_ECB, DECRYPT, sec, NULL, 0,
+				  des_speed_template);
+		test_cipher_speed("des", MODE_CBC, ENCRYPT, sec, NULL, 0,
+				  des_speed_template);
+		test_cipher_speed("des", MODE_CBC, DECRYPT, sec, NULL, 0,
+				  des_speed_template);
+		break;
+
 	case 1000:
 		test_available();
 		break;
@@ -874,8 +1106,7 @@ do_test(void)
 	}
 }
 
-static int __init
-init(void)
+static int __init init(void)
 {
 	tvmem = kmalloc(TVMEMSIZE, GFP_KERNEL);
 	if (tvmem == NULL)
@@ -904,6 +1135,9 @@ module_init(init);
 module_exit(fini);
 
 module_param(mode, int, 0);
+module_param(sec, uint, 0);
+MODULE_PARM_DESC(sec, "Length in seconds of speed tests "
+		      "(defaults to zero which uses CPU cycles instead)");
 
 MODULE_LICENSE("GPL");
 MODULE_DESCRIPTION("Quick & dirty crypto testing module");

crypto/tcrypt.h

@@ -12,7 +12,8 @@
  * Software Foundation; either version 2 of the License, or (at your option)
  * any later version.
  *
- * 14 - 09 - 2003 Changes by Kartikey Mahendra Bhatt
+ * 2004-08-09 Cipher speed tests by Reyk Floeter <reyk@vantronix.net>
+ * 2003-09-14 Changes by Kartikey Mahendra Bhatt
  *
  */
 #ifndef _CRYPTO_TCRYPT_H
@@ -58,6 +59,11 @@ struct cipher_testvec {
 	unsigned char tap[MAX_TAP];
 };
 
+struct cipher_speed {
+	unsigned char klen;
+	unsigned int blen;
+};
+
 /*
  * MD4 test vectors from RFC1320
  */
@@ -1578,8 +1584,7 @@ static struct cipher_testvec tf_cbc_dec_tv_template[] = {
 #define TNEPRES_ENC_TEST_VECTORS	4
 #define TNEPRES_DEC_TEST_VECTORS	4
 
-static struct cipher_testvec serpent_enc_tv_template[] = 
-{
+static struct cipher_testvec serpent_enc_tv_template[] = {
 	{
 		.input	= { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
 			    0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
@@ -1620,8 +1625,7 @@ static struct cipher_testvec serpent_enc_tv_template[] =
 	},
 };
 
-static struct cipher_testvec tnepres_enc_tv_template[] = 
-{
+static struct cipher_testvec tnepres_enc_tv_template[] = {
 	{ /* KeySize=128, PT=0, I=1 */
 		.input	= { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 			    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
@@ -1671,8 +1675,7 @@ static struct cipher_testvec tnepres_enc_tv_template[] =
 };
 
 
-static struct cipher_testvec serpent_dec_tv_template[] = 
-{
+static struct cipher_testvec serpent_dec_tv_template[] = {
 	{
 		.input	= { 0x12, 0x07, 0xfc, 0xce, 0x9b, 0xd0, 0xd6, 0x47,
 			    0x6a, 0xe9, 0x8f, 0xbe, 0xd1, 0x43, 0xa0, 0xe2 },
@@ -1713,8 +1716,7 @@ static struct cipher_testvec serpent_dec_tv_template[] =
 	},
 };
 
-static struct cipher_testvec tnepres_dec_tv_template[] =
-{
+static struct cipher_testvec tnepres_dec_tv_template[] = {
 	{
 		.input	= { 0x41, 0xcc, 0x6b, 0x31, 0x59, 0x31, 0x45, 0x97,
 			    0x6d, 0x6f, 0xbb, 0x38, 0x4b, 0x37, 0x21, 0x28 },
@@ -1760,8 +1762,7 @@ static struct cipher_testvec tnepres_dec_tv_template[] =
 #define CAST6_ENC_TEST_VECTORS	3
 #define CAST6_DEC_TEST_VECTORS  3
 
-static struct cipher_testvec cast6_enc_tv_template[] = 
-{
+static struct cipher_testvec cast6_enc_tv_template[] = {
 	{
 		.key	= { 0x23, 0x42, 0xbb, 0x9e, 0xfa, 0x38, 0x54, 0x2c,
 			    0x0a, 0xf7, 0x56, 0x47, 0xf2, 0x9f, 0x61, 0x5d },
@@ -1795,8 +1796,7 @@ static struct cipher_testvec cast6_enc_tv_template[] =
 	},
 };
 
-static struct cipher_testvec cast6_dec_tv_template[] = 
-{
+static struct cipher_testvec cast6_dec_tv_template[] = {
 	{
 		.key	= { 0x23, 0x42, 0xbb, 0x9e, 0xfa, 0x38, 0x54, 0x2c,
 			    0x0a, 0xf7, 0x56, 0x47, 0xf2, 0x9f, 0x61, 0x5d },
@@ -1915,8 +1915,7 @@ static struct cipher_testvec aes_dec_tv_template[] = {
 #define CAST5_ENC_TEST_VECTORS	3
 #define CAST5_DEC_TEST_VECTORS	3
 
-static struct cipher_testvec cast5_enc_tv_template[] =
-{
+static struct cipher_testvec cast5_enc_tv_template[] = {
 	{
 		.key	= { 0x01, 0x23, 0x45, 0x67, 0x12, 0x34, 0x56, 0x78,
 			    0x23, 0x45, 0x67, 0x89, 0x34, 0x56, 0x78, 0x9a },
@@ -1943,8 +1942,7 @@ static struct cipher_testvec cast5_enc_tv_template[] =
 	},
 };
 
-static struct cipher_testvec cast5_dec_tv_template[] =
-{
+static struct cipher_testvec cast5_dec_tv_template[] = {
 	{
 		.key	= { 0x01, 0x23, 0x45, 0x67, 0x12, 0x34, 0x56, 0x78,
 			    0x23, 0x45, 0x67, 0x89, 0x34, 0x56, 0x78, 0x9a },
@@ -1977,8 +1975,7 @@ static struct cipher_testvec cast5_dec_tv_template[] =
 #define ARC4_ENC_TEST_VECTORS	7
 #define ARC4_DEC_TEST_VECTORS	7
 
-static struct cipher_testvec arc4_enc_tv_template[] =
-{
+static struct cipher_testvec arc4_enc_tv_template[] = {
 	{
 		.key	= { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef },
 		.klen	= 8,
@@ -2044,8 +2041,7 @@ static struct cipher_testvec arc4_enc_tv_template[] =
 	},
 };
 
-static struct cipher_testvec arc4_dec_tv_template[] =
-{
+static struct cipher_testvec arc4_dec_tv_template[] = {
 	{
 		.key	= { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef },
 		.klen	= 8,
@@ -2117,8 +2113,7 @@ static struct cipher_testvec arc4_dec_tv_template[] =
 #define TEA_ENC_TEST_VECTORS	4
 #define TEA_DEC_TEST_VECTORS	4
 
-static struct cipher_testvec tea_enc_tv_template[] =
-{
+static struct cipher_testvec tea_enc_tv_template[] = {
 	{
 		.key    = { [0 ... 15] = 0x00 },
 		.klen	= 16,
@@ -2161,8 +2156,7 @@ static struct cipher_testvec tea_enc_tv_template[] =
 	}
 };
 
-static struct cipher_testvec tea_dec_tv_template[] =
-{
+static struct cipher_testvec tea_dec_tv_template[] = {
 	{
 		.key    = { [0 ... 15] = 0x00 },
 		.klen	= 16,
@@ -2211,8 +2205,7 @@ static struct cipher_testvec tea_dec_tv_template[] =
 #define XTEA_ENC_TEST_VECTORS	4
 #define XTEA_DEC_TEST_VECTORS	4
 
-static struct cipher_testvec xtea_enc_tv_template[] =
-{
+static struct cipher_testvec xtea_enc_tv_template[] = {
 	{
 		.key    = { [0 ... 15] = 0x00 },
 		.klen	= 16,
@@ -2255,8 +2248,7 @@ static struct cipher_testvec xtea_enc_tv_template[] =
 	}
 };
 
-static struct cipher_testvec xtea_dec_tv_template[] =
-{
+static struct cipher_testvec xtea_dec_tv_template[] = {
 	{
 		.key    = { [0 ... 15] = 0x00 },
 		.klen	= 16,
@@ -2697,8 +2689,7 @@ static struct comp_testvec deflate_decomp_tv_template[] = {
  */
 #define MICHAEL_MIC_TEST_VECTORS 6
 
-static struct hash_testvec michael_mic_tv_template[] =
-{
+static struct hash_testvec michael_mic_tv_template[] = {
 	{
 		.key = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
 		.ksize = 8,
@@ -2743,4 +2734,88 @@ static struct hash_testvec michael_mic_tv_template[] =
 	}
 };
 
+/*
+ * Cipher speed tests
+ */
+static struct cipher_speed aes_speed_template[] = {
+	{ .klen = 16, .blen = 16, },
+	{ .klen = 16, .blen = 64, },
+	{ .klen = 16, .blen = 256, },
+	{ .klen = 16, .blen = 1024, },
+	{ .klen = 16, .blen = 8192, },
+	{ .klen = 24, .blen = 16, },
+	{ .klen = 24, .blen = 64, },
+	{ .klen = 24, .blen = 256, },
+	{ .klen = 24, .blen = 1024, },
+	{ .klen = 24, .blen = 8192, },
+	{ .klen = 32, .blen = 16, },
+	{ .klen = 32, .blen = 64, },
+	{ .klen = 32, .blen = 256, },
+	{ .klen = 32, .blen = 1024, },
+	{ .klen = 32, .blen = 8192, },
+
+	/* End marker */
+	{  .klen = 0, .blen = 0, }
+};
+
+static struct cipher_speed des3_ede_speed_template[] = {
+	{ .klen = 24, .blen = 16, },
+	{ .klen = 24, .blen = 64, },
+	{ .klen = 24, .blen = 256, },
+	{ .klen = 24, .blen = 1024, },
+	{ .klen = 24, .blen = 8192, },
+
+	/* End marker */
+	{  .klen = 0, .blen = 0, }
+};
+
+static struct cipher_speed twofish_speed_template[] = {
+	{ .klen = 16, .blen = 16, },
+	{ .klen = 16, .blen = 64, },
+	{ .klen = 16, .blen = 256, },
+	{ .klen = 16, .blen = 1024, },
+	{ .klen = 16, .blen = 8192, },
+	{ .klen = 24, .blen = 16, },
+	{ .klen = 24, .blen = 64, },
+	{ .klen = 24, .blen = 256, },
+	{ .klen = 24, .blen = 1024, },
+	{ .klen = 24, .blen = 8192, },
+	{ .klen = 32, .blen = 16, },
+	{ .klen = 32, .blen = 64, },
+	{ .klen = 32, .blen = 256, },
+	{ .klen = 32, .blen = 1024, },
+	{ .klen = 32, .blen = 8192, },
+
+	/* End marker */
+	{  .klen = 0, .blen = 0, }
+};
+
+static struct cipher_speed blowfish_speed_template[] = {
+	/* Don't support blowfish keys > 256 bit in this test */
+	{ .klen = 8, .blen = 16, },
+	{ .klen = 8, .blen = 64, },
+	{ .klen = 8, .blen = 256, },
+	{ .klen = 8, .blen = 1024, },
+	{ .klen = 8, .blen = 8192, },
+	{ .klen = 32, .blen = 16, },
+	{ .klen = 32, .blen = 64, },
+	{ .klen = 32, .blen = 256, },
+	{ .klen = 32, .blen = 1024, },
+	{ .klen = 32, .blen = 8192, },
+
+	/* End marker */
+	{  .klen = 0, .blen = 0, }
+};
+
+static struct cipher_speed des_speed_template[] = {
+	{ .klen = 8, .blen = 16, },
+	{ .klen = 8, .blen = 64, },
+	{ .klen = 8, .blen = 256, },
+	{ .klen = 8, .blen = 1024, },
+	{ .klen = 8, .blen = 8192, },
+
+	/* End marker */
+	{  .klen = 0, .blen = 0, }
+};
+
 #endif	/* _CRYPTO_TCRYPT_H */

drivers/net/appletalk/ltpc.c

@@ -1109,8 +1109,7 @@ struct net_device * __init ltpc_probe(void)
 	inb_p(io+1);
 	inb_p(io+3);
 
-	set_current_state(TASK_UNINTERRUPTIBLE);
-	schedule_timeout(2*HZ/100);
+	msleep(20);
 
 	inb_p(io+0);
 	inb_p(io+2);
@@ -1120,8 +1119,7 @@ struct net_device * __init ltpc_probe(void)
 	inb_p(io+5); /* enable dma */
 	inb_p(io+6); /* tri-state interrupt line */
 
-	set_current_state(TASK_UNINTERRUPTIBLE);
-	schedule_timeout(HZ);
+	ssleep(1);
 	
 	/* now, figure out which dma channel we're using, unless it's
 	   already been specified */

include/linux/netdevice.h

@@ -41,7 +41,7 @@
 struct divert_blk;
 struct vlan_group;
 struct ethtool_ops;
-struct netpoll;
+struct netpoll_info;
 					/* source back-compat hooks */
 #define SET_ETHTOOL_OPS(netdev,ops) \
 	( (netdev)->ethtool_ops = (ops) )
@@ -468,7 +468,7 @@ struct net_device
 						     unsigned char *haddr);
 	int			(*neigh_setup)(struct net_device *dev, struct neigh_parms *);
 #ifdef CONFIG_NETPOLL
-	struct netpoll		*np;
+	struct netpoll_info	*npinfo;
 #endif
 #ifdef CONFIG_NET_POLL_CONTROLLER
 	void                    (*poll_controller)(struct net_device *dev);

include/linux/netfilter_ipv4/ipt_CLUSTERIP.h

@@ -18,7 +18,6 @@ struct clusterip_config;
 struct ipt_clusterip_tgt_info {
 
 	u_int32_t flags;
-	struct clusterip_config *config;
 	
 	/* only relevant for new ones */
 	u_int8_t clustermac[6];
@@ -27,6 +26,8 @@ struct ipt_clusterip_tgt_info {
 	u_int16_t local_nodes[CLUSTERIP_MAX_NODES];
 	enum clusterip_hashmode hash_mode;
 	u_int32_t hash_initval;
+
+	struct clusterip_config *config;
 };
 
 #endif /*_IPT_CLUSTERIP_H_target*/

include/linux/netpoll.h

@@ -16,14 +16,19 @@ struct netpoll;
 struct netpoll {
 	struct net_device *dev;
 	char dev_name[16], *name;
-	int rx_flags;
 	void (*rx_hook)(struct netpoll *, int, char *, int);
 	void (*drop)(struct sk_buff *skb);
 	u32 local_ip, remote_ip;
 	u16 local_port, remote_port;
 	unsigned char local_mac[6], remote_mac[6];
+};
+
+struct netpoll_info {
 	spinlock_t poll_lock;
 	int poll_owner;
+	int rx_flags;
+	spinlock_t rx_lock;
+	struct netpoll *rx_np; /* netpoll that registered an rx_hook */
 };
 
 void netpoll_poll(struct netpoll *np);
@@ -39,22 +44,35 @@ void netpoll_queue(struct sk_buff *skb);
 #ifdef CONFIG_NETPOLL
 static inline int netpoll_rx(struct sk_buff *skb)
 {
-	return skb->dev->np && skb->dev->np->rx_flags && __netpoll_rx(skb);
+	struct netpoll_info *npinfo = skb->dev->npinfo;
+	unsigned long flags;
+	int ret = 0;
+
+	if (!npinfo || (!npinfo->rx_np && !npinfo->rx_flags))
+		return 0;
+
+	spin_lock_irqsave(&npinfo->rx_lock, flags);
+	/* check rx_flags again with the lock held */
+	if (npinfo->rx_flags && __netpoll_rx(skb))
+		ret = 1;
+	spin_unlock_irqrestore(&npinfo->rx_lock, flags);
+
+	return ret;
 }
 
 static inline void netpoll_poll_lock(struct net_device *dev)
 {
-	if (dev->np) {
-		spin_lock(&dev->np->poll_lock);
-		dev->np->poll_owner = smp_processor_id();
+	if (dev->npinfo) {
+		spin_lock(&dev->npinfo->poll_lock);
+		dev->npinfo->poll_owner = smp_processor_id();
 	}
 }
 
 static inline void netpoll_poll_unlock(struct net_device *dev)
 {
-	if (dev->np) {
-		spin_unlock(&dev->np->poll_lock);
-		dev->np->poll_owner = -1;
+	if (dev->npinfo) {
+		dev->npinfo->poll_owner = -1;
+		spin_unlock(&dev->npinfo->poll_lock);
 	}
 }
 

include/linux/x25.h

@@ -4,6 +4,8 @@
  * 	History
  *	mar/20/00	Daniela Squassoni Disabling/enabling of facilities 
  *					  negotiation.
+ *	apr/02/05	Shaun Pereira Selective sub address matching with
+ *					call user data
  */
 
 #ifndef	X25_KERNEL_H
@@ -16,6 +18,9 @@
 #define	SIOCX25GCALLUSERDATA	(SIOCPROTOPRIVATE + 4)
 #define	SIOCX25SCALLUSERDATA	(SIOCPROTOPRIVATE + 5)
 #define	SIOCX25GCAUSEDIAG	(SIOCPROTOPRIVATE + 6)
+#define SIOCX25SCUDMATCHLEN	(SIOCPROTOPRIVATE + 7)
+#define SIOCX25CALLACCPTAPPRV   (SIOCPROTOPRIVATE + 8)
+#define SIOCX25SENDCALLACCPT    (SIOCPROTOPRIVATE + 9)
 
 /*
  *	Values for {get,set}sockopt.
@@ -109,4 +114,11 @@ struct x25_causediag {
 	unsigned char	diagnostic;
 };
 
+/*
+ *	Further optional call user data match length selection
+ */
+struct x25_subaddr {
+	unsigned int cudmatchlength;
+};
+
 #endif

include/net/x25.h

@@ -79,6 +79,8 @@ enum {
 #define	X25_DEFAULT_PACKET_SIZE	X25_PS128		/* Default Packet Size */
 #define	X25_DEFAULT_THROUGHPUT	0x0A			/* Deafult Throughput */
 #define	X25_DEFAULT_REVERSE	0x00			/* Default Reverse Charging */
+#define X25_DENY_ACCPT_APPRV   0x01			/* Default value */
+#define X25_ALLOW_ACCPT_APPRV  0x00			/* Control enabled */
 
 #define X25_SMODULUS 		8
 #define	X25_EMODULUS		128
@@ -94,7 +96,7 @@ enum {
 #define	X25_FAC_CLASS_C		0x80
 #define	X25_FAC_CLASS_D		0xC0
 
-#define	X25_FAC_REVERSE		0x01
+#define	X25_FAC_REVERSE		0x01			/* also fast select */
 #define	X25_FAC_THROUGHPUT	0x02
 #define	X25_FAC_PACKET_SIZE	0x42
 #define	X25_FAC_WINDOW_SIZE	0x43
@@ -134,8 +136,8 @@ struct x25_sock {
 	struct sock		sk;
 	struct x25_address	source_addr, dest_addr;
 	struct x25_neigh	*neighbour;
-	unsigned int		lci;
-	unsigned char		state, condition, qbitincl, intflag;
+	unsigned int		lci, cudmatchlength;
+	unsigned char		state, condition, qbitincl, intflag, accptapprv;
 	unsigned short		vs, vr, va, vl;
 	unsigned long		t2, t21, t22, t23;
 	unsigned short		fraglen;
@@ -242,7 +244,6 @@ extern int  x25_validate_nr(struct sock *, unsigned short);
 extern void x25_write_internal(struct sock *, int);
 extern int  x25_decode(struct sock *, struct sk_buff *, int *, int *, int *, int *, int *);
 extern void x25_disconnect(struct sock *, int, unsigned char, unsigned char);
-extern int x25_check_calluserdata(struct x25_calluserdata *,struct x25_calluserdata *);
 
 /* x25_timer.c */
 extern void x25_start_heartbeat(struct sock *);

net/appletalk/aarp.c

@@ -35,6 +35,7 @@
 #include <net/datalink.h>
 #include <net/psnap.h>
 #include <linux/atalk.h>
+#include <linux/delay.h>
 #include <linux/init.h>
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
@@ -462,8 +463,7 @@ void aarp_probe_network(struct atalk_iface *atif)
 			aarp_send_probe(atif->dev, &atif->address);
 
 			/* Defer 1/10th */
-			current->state = TASK_INTERRUPTIBLE;
-			schedule_timeout(HZ / 10);
+			msleep(100);
 
 			if (atif->status & ATIF_PROBE_FAIL)
 				break;
@@ -510,9 +510,8 @@ int aarp_proxy_probe_network(struct atalk_iface *atif, struct atalk_addr *sa)
 		aarp_send_probe(atif->dev, sa);
 
 		/* Defer 1/10th */
-		current->state = TASK_INTERRUPTIBLE;
 		write_unlock_bh(&aarp_lock);
-		schedule_timeout(HZ / 10);
+		msleep(100);
 		write_lock_bh(&aarp_lock);
 
 		if (entry->status & ATIF_PROBE_FAIL)

net/bridge/netfilter/ebtables.c

@@ -859,7 +859,6 @@ static int translate_table(struct ebt_replace *repl,
 		if (repl->valid_hooks & (1 << i))
 			if (check_chainloops(newinfo->hook_entry[i],
 			   cl_s, udc_cnt, i, newinfo->entries)) {
-				if (cl_s)
 				vfree(cl_s);
 				return -EINVAL;
 			}
@@ -883,7 +882,6 @@ static int translate_table(struct ebt_replace *repl,
 		EBT_ENTRY_ITERATE(newinfo->entries, newinfo->entries_size,
 		   ebt_cleanup_entry, &i);
 	}
-	if (cl_s)
 	vfree(cl_s);
 	return ret;
 }
@@ -1030,7 +1028,6 @@ static int do_replace(void __user *user, unsigned int len)
 	}
 	vfree(table);
 
-	if (counterstmp)
 	vfree(counterstmp);
 	return ret;
 
@@ -1040,7 +1037,6 @@ static int do_replace(void __user *user, unsigned int len)
 	EBT_ENTRY_ITERATE(newinfo->entries, newinfo->entries_size,
 	   ebt_cleanup_entry, NULL);
 free_counterstmp:
-	if (counterstmp)
 	vfree(counterstmp);
 	/* can be initialized in translate_table() */
 	if (newinfo->chainstack) {
@@ -1049,10 +1045,8 @@ static int do_replace(void __user *user, unsigned int len)
 		vfree(newinfo->chainstack);
 	}
 free_entries:
-	if (newinfo->entries)
 	vfree(newinfo->entries);
 free_newinfo:
-	if (newinfo)
 	vfree(newinfo);
 	return ret;
 }
@@ -1213,7 +1207,6 @@ void ebt_unregister_table(struct ebt_table *table)
 	down(&ebt_mutex);
 	LIST_DELETE(&ebt_tables, table);
 	up(&ebt_mutex);
-	if (table->private->entries)
 	vfree(table->private->entries);
 	if (table->private->chainstack) {
 		for (i = 0; i < num_possible_cpus(); i++)

net/core/netpoll.c

@@ -130,19 +130,20 @@ static int checksum_udp(struct sk_buff *skb, struct udphdr *uh,
  */
 static void poll_napi(struct netpoll *np)
 {
+	struct netpoll_info *npinfo = np->dev->npinfo;
 	int budget = 16;
 
 	if (test_bit(__LINK_STATE_RX_SCHED, &np->dev->state) &&
-	    np->poll_owner != smp_processor_id() &&
-	    spin_trylock(&np->poll_lock)) {
-		np->rx_flags |= NETPOLL_RX_DROP;
+	    npinfo->poll_owner != smp_processor_id() &&
+	    spin_trylock(&npinfo->poll_lock)) {
+		npinfo->rx_flags |= NETPOLL_RX_DROP;
 		atomic_inc(&trapped);
 
 		np->dev->poll(np->dev, &budget);
 
 		atomic_dec(&trapped);
-		np->rx_flags &= ~NETPOLL_RX_DROP;
-		spin_unlock(&np->poll_lock);
+		npinfo->rx_flags &= ~NETPOLL_RX_DROP;
+		spin_unlock(&npinfo->poll_lock);
 	}
 }
 
@@ -245,6 +246,7 @@ static struct sk_buff * find_skb(struct netpoll *np, int len, int reserve)
 static void netpoll_send_skb(struct netpoll *np, struct sk_buff *skb)
 {
 	int status;
+	struct netpoll_info *npinfo;
 
 repeat:
 	if(!np || !np->dev || !netif_running(np->dev)) {
@@ -253,7 +255,8 @@ static void netpoll_send_skb(struct netpoll *np, struct sk_buff *skb)
 	}
 
 	/* avoid recursion */
-	if(np->poll_owner == smp_processor_id() ||
+	npinfo = np->dev->npinfo;
+	if (npinfo->poll_owner == smp_processor_id() ||
 	    np->dev->xmit_lock_owner == smp_processor_id()) {
 		if (np->drop)
 			np->drop(skb);
@@ -341,14 +344,22 @@ void netpoll_send_udp(struct netpoll *np, const char *msg, int len)
 
 static void arp_reply(struct sk_buff *skb)
 {
+	struct netpoll_info *npinfo = skb->dev->npinfo;
 	struct arphdr *arp;
 	unsigned char *arp_ptr;
 	int size, type = ARPOP_REPLY, ptype = ETH_P_ARP;
 	u32 sip, tip;
+	unsigned long flags;
 	struct sk_buff *send_skb;
-	struct netpoll *np = skb->dev->np;
+	struct netpoll *np = NULL;
+
+	spin_lock_irqsave(&npinfo->rx_lock, flags);
+	if (npinfo->rx_np && npinfo->rx_np->dev == skb->dev)
+		np = npinfo->rx_np;
+	spin_unlock_irqrestore(&npinfo->rx_lock, flags);
 
-	if (!np) return;
+	if (!np)
+		return;
 
 	/* No arp on this interface */
 	if (skb->dev->flags & IFF_NOARP)
@@ -429,9 +440,9 @@ int __netpoll_rx(struct sk_buff *skb)
 	int proto, len, ulen;
 	struct iphdr *iph;
 	struct udphdr *uh;
-	struct netpoll *np = skb->dev->np;
+	struct netpoll *np = skb->dev->npinfo->rx_np;
 
-	if (!np->rx_hook)
+	if (!np)
 		goto out;
 	if (skb->dev->type != ARPHRD_ETHER)
 		goto out;
@@ -611,9 +622,8 @@ int netpoll_setup(struct netpoll *np)
 {
 	struct net_device *ndev = NULL;
 	struct in_device *in_dev;
-
-	np->poll_lock = SPIN_LOCK_UNLOCKED;
-	np->poll_owner = -1;
+	struct netpoll_info *npinfo;
+	unsigned long flags;
 
 	if (np->dev_name)
 		ndev = dev_get_by_name(np->dev_name);
@@ -624,7 +634,17 @@ int netpoll_setup(struct netpoll *np)
 	}
 
 	np->dev = ndev;
-	ndev->np = np;
+	if (!ndev->npinfo) {
+		npinfo = kmalloc(sizeof(*npinfo), GFP_KERNEL);
+		if (!npinfo)
+			goto release;
+
+		npinfo->rx_np = NULL;
+		npinfo->poll_lock = SPIN_LOCK_UNLOCKED;
+		npinfo->poll_owner = -1;
+		npinfo->rx_lock = SPIN_LOCK_UNLOCKED;
+	} else
+		npinfo = ndev->npinfo;
 
 	if (!ndev->poll_controller) {
 		printk(KERN_ERR "%s: %s doesn't support polling, aborting.\n",
@@ -692,13 +712,20 @@ int netpoll_setup(struct netpoll *np)
 		       np->name, HIPQUAD(np->local_ip));
 	}
 
-	if(np->rx_hook)
-		np->rx_flags = NETPOLL_RX_ENABLED;
+	if (np->rx_hook) {
+		spin_lock_irqsave(&npinfo->rx_lock, flags);
+		npinfo->rx_flags |= NETPOLL_RX_ENABLED;
+		npinfo->rx_np = np;
+		spin_unlock_irqrestore(&npinfo->rx_lock, flags);
+	}
+	/* last thing to do is link it to the net device structure */
+	ndev->npinfo = npinfo;
 
 	return 0;
 
  release:
-	ndev->np = NULL;
+	if (!ndev->npinfo)
+		kfree(npinfo);
 	np->dev = NULL;
 	dev_put(ndev);
 	return -1;
@@ -706,9 +733,20 @@ int netpoll_setup(struct netpoll *np)
 
 void netpoll_cleanup(struct netpoll *np)
 {
-	if (np->dev)
-		np->dev->np = NULL;
+	struct netpoll_info *npinfo;
+	unsigned long flags;
+
+	if (np->dev) {
+		npinfo = np->dev->npinfo;
+		if (npinfo && npinfo->rx_np == np) {
+			spin_lock_irqsave(&npinfo->rx_lock, flags);
+			npinfo->rx_np = NULL;
+			npinfo->rx_flags &= ~NETPOLL_RX_ENABLED;
+			spin_unlock_irqrestore(&npinfo->rx_lock, flags);
+		}
 		dev_put(np->dev);
+	}
+
 	np->dev = NULL;
 }
 

net/ipv4/netfilter/ipt_CLUSTERIP.c

@@ -339,7 +339,7 @@ target(struct sk_buff **pskb,
 	 * error messages (RELATED) and information requests (see below) */
 	if ((*pskb)->nh.iph->protocol == IPPROTO_ICMP
 	    && (ctinfo == IP_CT_RELATED 
-		|| ctinfo == IP_CT_IS_REPLY+IP_CT_IS_REPLY))
+		|| ctinfo == IP_CT_RELATED+IP_CT_IS_REPLY))
 		return IPT_CONTINUE;
 
 	/* ip_conntrack_icmp guarantees us that we only have ICMP_ECHO, 

net/ipv4/route.c

@@ -1767,7 +1767,7 @@ static inline int ip_mkroute_input_def(struct sk_buff *skb,
 				       struct in_device *in_dev,
 				       u32 daddr, u32 saddr, u32 tos)
 {
-	struct rtable* rth;
+	struct rtable* rth = NULL;
 	int err;
 	unsigned hash;
 
@@ -1794,7 +1794,7 @@ static inline int ip_mkroute_input(struct sk_buff *skb,
 				   u32 daddr, u32 saddr, u32 tos)
 {
 #ifdef CONFIG_IP_ROUTE_MULTIPATH_CACHED
-	struct rtable* rth;
+	struct rtable* rth = NULL;
 	unsigned char hop, hopcount, lasthop;
 	int err = -EINVAL;
 	unsigned int hash;
@@ -2239,7 +2239,7 @@ static inline int ip_mkroute_output_def(struct rtable **rp,
 					struct net_device *dev_out,
 					unsigned flags)
 {
-	struct rtable *rth;
+	struct rtable *rth = NULL;
 	int err = __mkroute_output(&rth, res, fl, oldflp, dev_out, flags);
 	unsigned hash;
 	if (err == 0) {
@@ -2267,7 +2267,7 @@ static inline int ip_mkroute_output(struct rtable** rp,
 	unsigned char hop;
 	unsigned hash;
 	int err = -EINVAL;
-	struct rtable *rth;
+	struct rtable *rth = NULL;
 
 	if (res->fi && res->fi->fib_nhs > 1) {
 		unsigned char hopcount = res->fi->fib_nhs;

net/socket.c

@@ -383,9 +383,8 @@ int sock_map_fd(struct socket *sock)
 			goto out;
 		}
 
-		sprintf(name, "[%lu]", SOCK_INODE(sock)->i_ino);
+		this.len = sprintf(name, "[%lu]", SOCK_INODE(sock)->i_ino);
 		this.name = name;
-		this.len = strlen(name);
 		this.hash = SOCK_INODE(sock)->i_ino;
 
 		file->f_dentry = d_alloc(sock_mnt->mnt_sb->s_root, &this);

net/x25/af_x25.c

@@ -29,6 +29,10 @@
  *	2000-11-14	Henner Eisen    Closing datalink from NETDEV_GOING_DOWN
  *	2002-10-06	Arnaldo C. Melo Get rid of cli/sti, move proc stuff to
  *					x25_proc.c, using seq_file
+ *	2005-04-02	Shaun Pereira	Selective sub address matching
+ *					with call user data
+ *	2005-04-15	Shaun Pereira	Fast select with no restriction on
+ *					response
  */
 
 #include <linux/config.h>
@@ -219,7 +223,8 @@ static void x25_insert_socket(struct sock *sk)
  *	Note: if a listening socket has cud set it must only get calls
  *	with matching cud.
  */
-static struct sock *x25_find_listener(struct x25_address *addr, struct x25_calluserdata *calluserdata)
+static struct sock *x25_find_listener(struct x25_address *addr,
+					struct sk_buff *skb)
 {
 	struct sock *s;
 	struct sock *next_best;
@@ -234,19 +239,20 @@ static struct sock *x25_find_listener(struct x25_address *addr, struct x25_callu
 				!strcmp(addr->x25_addr,
 					null_x25_address.x25_addr)) &&
 					s->sk_state == TCP_LISTEN) {
-
 			/*
 			 * Found a listening socket, now check the incoming
 			 * call user data vs this sockets call user data
 			 */
-			if (x25_check_calluserdata(&x25_sk(s)->calluserdata, calluserdata)) {
+			if(skb->len > 0 && x25_sk(s)->cudmatchlength > 0) {
+			 	if((memcmp(x25_sk(s)->calluserdata.cuddata,
+			 		skb->data,
+					x25_sk(s)->cudmatchlength)) == 0) {
 					sock_hold(s);
 					goto found;
 				 }
-			if (x25_sk(s)->calluserdata.cudlength == 0) {
+			} else
 				next_best = s;
 		}
-		}
 	if (next_best) {
 		s = next_best;
 		sock_hold(s);
@@ -497,6 +503,9 @@ static int x25_create(struct socket *sock, int protocol)
 	x25->t23   = sysctl_x25_clear_request_timeout;
 	x25->t2    = sysctl_x25_ack_holdback_timeout;
 	x25->state = X25_STATE_0;
+	x25->cudmatchlength = 0;
+	x25->accptapprv = X25_DENY_ACCPT_APPRV;		/* normally no cud  */
+							/* on call accept   */
 
 	x25->facilities.winsize_in  = X25_DEFAULT_WINDOW_SIZE;
 	x25->facilities.winsize_out = X25_DEFAULT_WINDOW_SIZE;
@@ -545,6 +554,8 @@ static struct sock *x25_make_new(struct sock *osk)
 	x25->t2         = ox25->t2;
 	x25->facilities = ox25->facilities;
 	x25->qbitincl   = ox25->qbitincl;
+	x25->cudmatchlength = ox25->cudmatchlength;
+	x25->accptapprv = ox25->accptapprv;
 
 	x25_init_timers(sk);
 out:
@@ -822,7 +833,6 @@ int x25_rx_call_request(struct sk_buff *skb, struct x25_neigh *nb,
 	struct x25_sock *makex25;
 	struct x25_address source_addr, dest_addr;
 	struct x25_facilities facilities;
-	struct x25_calluserdata calluserdata;
 	int len, rc;
 
 	/*
@@ -844,20 +854,11 @@ int x25_rx_call_request(struct sk_buff *skb, struct x25_neigh *nb,
 	len = skb->data[0] + 1;
 	skb_pull(skb,len);
 
-	/*
-	 *	Incoming Call User Data.
-	 */
-	if (skb->len >= 0) {
-		memcpy(calluserdata.cuddata, skb->data, skb->len);
-		calluserdata.cudlength = skb->len;
-	}
-
-	skb_push(skb,len);
-
 	/*
 	 *	Find a listener for the particular address/cud pair.
 	 */
-	sk = x25_find_listener(&source_addr,&calluserdata);
+	sk = x25_find_listener(&source_addr,skb);
+	skb_push(skb,len);
 
 	/*
 	 *	We can't accept the Call Request.
@@ -900,11 +901,23 @@ int x25_rx_call_request(struct sk_buff *skb, struct x25_neigh *nb,
 	makex25->neighbour     = nb;
 	makex25->facilities    = facilities;
 	makex25->vc_facil_mask = x25_sk(sk)->vc_facil_mask;
-	makex25->calluserdata  = calluserdata;
+	/* ensure no reverse facil on accept */
+	makex25->vc_facil_mask &= ~X25_MASK_REVERSE;
+	makex25->cudmatchlength = x25_sk(sk)->cudmatchlength;
 
+	/* Normally all calls are accepted immediatly */
+	if(makex25->accptapprv & X25_DENY_ACCPT_APPRV) {
 		x25_write_internal(make, X25_CALL_ACCEPTED);
-
 		makex25->state = X25_STATE_3;
+	}
+
+	/*
+	 *	Incoming Call User Data.
+	 */
+	if (skb->len >= 0) {
+		memcpy(makex25->calluserdata.cuddata, skb->data, skb->len);
+		makex25->calluserdata.cudlength = skb->len;
+	}
 
 	sk->sk_ack_backlog++;
 
@@ -1288,7 +1301,8 @@ static int x25_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
 			if (facilities.throughput < 0x03 ||
 			    facilities.throughput > 0xDD)
 				break;
-			if (facilities.reverse && facilities.reverse != 1)
+			if (facilities.reverse &&
+				(facilities.reverse | 0x81)!= 0x81)
 				break;
 			x25->facilities = facilities;
 			rc = 0;
@@ -1325,6 +1339,44 @@ static int x25_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
 			break;
 		}
 
+		case SIOCX25SCUDMATCHLEN: {
+			struct x25_subaddr sub_addr;
+			rc = -EINVAL;
+			if(sk->sk_state != TCP_CLOSE)
+				break;
+			rc = -EFAULT;
+			if (copy_from_user(&sub_addr, argp,
+					sizeof(sub_addr)))
+				break;
+		 	rc = -EINVAL;
+			if(sub_addr.cudmatchlength > X25_MAX_CUD_LEN)
+				break;
+			x25->cudmatchlength = sub_addr.cudmatchlength;
+			rc = 0;
+			break;
+		}
+
+		case SIOCX25CALLACCPTAPPRV: {
+			rc = -EINVAL;
+			if (sk->sk_state != TCP_CLOSE)
+				break;
+			x25->accptapprv = X25_ALLOW_ACCPT_APPRV;
+			rc = 0;
+			break;
+		}
+
+		case SIOCX25SENDCALLACCPT:  {
+			rc = -EINVAL;
+			if (sk->sk_state != TCP_ESTABLISHED)
+				break;
+			if (x25->accptapprv)	/* must call accptapprv above */
+				break;
+			x25_write_internal(sk, X25_CALL_ACCEPTED);
+			x25->state = X25_STATE_3;
+			rc = 0;
+			break;
+		}
+
  		default:
 			rc = dev_ioctl(cmd, argp);
 			break;

net/x25/x25_facilities.c

@@ -17,6 +17,8 @@
  *	X.25 001	Split from x25_subr.c
  *	mar/20/00	Daniela Squassoni Disabling/enabling of facilities 
  *					  negotiation.
+ *	apr/14/05	Shaun Pereira - Allow fast select with no restriction
+ *					on response.
  */
 
 #include <linux/kernel.h>
@@ -43,9 +45,31 @@ int x25_parse_facilities(struct sk_buff *skb,
 		case X25_FAC_CLASS_A:
 			switch (*p) {
 			case X25_FAC_REVERSE:
+				if((p[1] & 0x81) == 0x81) {
+					facilities->reverse = p[1] & 0x81;
+					*vc_fac_mask |= X25_MASK_REVERSE;
+					break;
+				}
+
+				if((p[1] & 0x01) == 0x01) {
 					facilities->reverse = p[1] & 0x01;
 					*vc_fac_mask |= X25_MASK_REVERSE;
 					break;
+				}
+
+				if((p[1] & 0x80) == 0x80) {
+					facilities->reverse = p[1] & 0x80;
+					*vc_fac_mask |= X25_MASK_REVERSE;
+					break;
+				}
+
+				if(p[1] == 0x00) {
+					facilities->reverse
+						= X25_DEFAULT_REVERSE;
+					*vc_fac_mask |= X25_MASK_REVERSE;
+					break;
+				}
+
 			case X25_FAC_THROUGHPUT:
 				facilities->throughput = p[1];
 				*vc_fac_mask |= X25_MASK_THROUGHPUT;
@@ -122,7 +146,7 @@ int x25_create_facilities(unsigned char *buffer,
 
 	if (facilities->reverse && (facil_mask & X25_MASK_REVERSE)) {
 		*p++ = X25_FAC_REVERSE;
-		*p++ = !!facilities->reverse;
+		*p++ = facilities->reverse;
 	}
 
 	if (facilities->throughput && (facil_mask & X25_MASK_THROUGHPUT)) {
@@ -171,7 +195,7 @@ int x25_negotiate_facilities(struct sk_buff *skb, struct sock *sk,
 	/*
 	 *	They want reverse charging, we won't accept it.
 	 */
-	if (theirs.reverse && ours->reverse) {
+	if ((theirs.reverse & 0x01 ) && (ours->reverse & 0x01)) {
 		SOCK_DEBUG(sk, "X.25: rejecting reverse charging request");
 		return -1;
 	}

net/x25/x25_subr.c

@@ -19,6 +19,8 @@
  *	mar/20/00	Daniela Squassoni Disabling/enabling of facilities
  *					  negotiation.
  *	jun/24/01	Arnaldo C. Melo	  use skb_queue_purge, cleanups
+ *	apr/04/15	Shaun Pereira		Fast select with no
+ *						restriction on response.
  */
 
 #include <linux/kernel.h>
@@ -127,8 +129,12 @@ void x25_write_internal(struct sock *sk, int frametype)
 			len += 1 + X25_ADDR_LEN + X25_MAX_FAC_LEN +
 			       X25_MAX_CUD_LEN;
 			break;
-		case X25_CALL_ACCEPTED:
+		case X25_CALL_ACCEPTED: /* fast sel with no restr on resp */
+			if(x25->facilities.reverse & 0x80) {
 				len += 1 + X25_MAX_FAC_LEN + X25_MAX_CUD_LEN;
+			} else {
+				len += 1 + X25_MAX_FAC_LEN;
+			}
 			break;
 		case X25_CLEAR_REQUEST:
 		case X25_RESET_REQUEST:
@@ -203,9 +209,16 @@ void x25_write_internal(struct sock *sk, int frametype)
 							x25->vc_facil_mask);
 			dptr    = skb_put(skb, len);
 			memcpy(dptr, facilities, len);
-			dptr = skb_put(skb, x25->calluserdata.cudlength);
+
+			/* fast select with no restriction on response
+				allows call user data. Userland must
+				ensure it is ours and not theirs */
+			if(x25->facilities.reverse & 0x80) {
+				dptr = skb_put(skb,
+					x25->calluserdata.cudlength);
 				memcpy(dptr, x25->calluserdata.cuddata,
 				       x25->calluserdata.cudlength);
+			}
 			x25->calluserdata.cudlength = 0;
 			break;
 
@@ -354,21 +367,3 @@ void x25_check_rbuf(struct sock *sk)
 	}
 }
 
-/*
- * Compare 2 calluserdata structures, used to find correct listening sockets
- * when call user data is used.
- */
-int x25_check_calluserdata(struct x25_calluserdata *ours, struct x25_calluserdata *theirs)
-{
-	int i;
-	if (ours->cudlength != theirs->cudlength)
-		return 0;
-
-	for (i=0;i<ours->cudlength;i++) {
-		if (ours->cuddata[i] != theirs->cuddata[i]) {
-			return 0;
-		}
-	}
-	return 1;
-}
-