Signed-off-by: Stephen Hemminger --- a/net/core/pktgen.c 2009-08-27 16:29:53.826372401 -0700 +++ b/net/core/pktgen.c 2009-08-27 16:30:05.614687981 -0700 @@ -163,13 +163,14 @@ #include #include #include -#include +#include +#include +#include #include -#include #include /* do_div */ -#include -#define VERSION "pktgen v2.70: Packet Generator for packet performance testing.\n" +#define VERSION \ + "pktgen v2.70: Packet Generator for packet performance testing.\n" #define IP_NAME_SZ 32 #define MAX_MPLS_LABELS 16 /* This is the max label stack depth */ @@ -207,7 +208,7 @@ #define PKTGEN_MAGIC 0xbe9be955 #define PG_PROC_DIR "pktgen" #define PGCTRL "pgctrl" -static struct proc_dir_entry *pg_proc_dir = NULL; +static struct proc_dir_entry *pg_proc_dir; #define MAX_CFLOWS 65536 @@ -232,9 +233,9 @@ struct pktgen_dev { */ struct proc_dir_entry *entry; /* proc file */ struct pktgen_thread *pg_thread;/* the owner */ - struct list_head list; /* Used for chaining in the thread's run-queue */ + struct list_head list; /* chaining in the thread's run-queue */ - int running; /* if this changes to false, the test will stop */ + int running; /* if false, the test will stop */ /* If min != max, then we will either do a linear iteration, or * we will do a random selection from within the range. @@ -252,15 +253,16 @@ struct pktgen_dev { __u64 count; /* Default No packets to send */ __u64 sofar; /* How many pkts we've sent so far */ __u64 tx_bytes; /* How many bytes we've transmitted */ - __u64 errors; /* Errors when trying to transmit, pkts will be re-sent */ + __u64 errors; /* Errors when trying to transmit, + pkts will be re-sent */ /* runtime counters relating to clone_skb */ __u64 allocated_skbs; __u32 clone_count; int last_ok; /* Was last skb sent? - * Or a failed transmit of some sort? This will keep - * sequence numbers in order, for example. + * Or a failed transmit of some sort? + * This will keep sequence numbers in order */ ktime_t next_tx; ktime_t started_at; @@ -269,11 +271,14 @@ struct pktgen_dev { __u32 seq_num; - int clone_skb; /* Use multiple SKBs during packet gen. If this number - * is greater than 1, then that many copies of the same - * packet will be sent before a new packet is allocated. - * For instance, if you want to send 1024 identical packets - * before creating a new packet, set clone_skb to 1024. + int clone_skb; /* + * Use multiple SKBs during packet gen. + * If this number is greater than 1, then + * that many copies of the same packet will be + * sent before a new packet is allocated. + * If you want to send 1024 identical packets + * before creating a new packet, + * set clone_skb to 1024. */ char dst_min[IP_NAME_SZ]; /* IP, ie 1.2.3.4 */ @@ -305,8 +310,10 @@ struct pktgen_dev { __u16 udp_dst_max; /* exclusive, dest UDP port */ /* DSCP + ECN */ - __u8 tos; /* six most significant bits of (former) IPv4 TOS are for dscp codepoint */ - __u8 traffic_class; /* ditto for the (former) Traffic Class in IPv6 (see RFC 3260, sec. 4) */ + __u8 tos; /* six MSB of (former) IPv4 TOS + are for dscp codepoint */ + __u8 traffic_class; /* ditto for the (former) Traffic Class in IPv6 + (see RFC 3260, sec. 4) */ /* MPLS */ unsigned nr_labels; /* Depth of stack, 0 = no MPLS */ @@ -347,15 +354,17 @@ struct pktgen_dev { */ __u16 pad; /* pad out the hh struct to an even 16 bytes */ - struct sk_buff *skb; /* skb we are to transmit next, mainly used for when we + struct sk_buff *skb; /* skb we are to transmit next, used for when we * are transmitting the same one multiple times */ - struct net_device *odev; /* The out-going device. Note that the device should - * have it's pg_info pointer pointing back to this - * device. This will be set when the user specifies - * the out-going device name (not when the inject is - * started as it used to do.) - */ + struct net_device *odev; /* The out-going device. + * Note that the device should have it's + * pg_info pointer pointing back to this + * device. + * Set when the user specifies the out-going + * device name (not when the inject is + * started as it used to do.) + */ struct flow_state *flows; unsigned cflows; /* Concurrent flows (config) */ unsigned lflow; /* Flow length (config) */ @@ -380,13 +389,14 @@ struct pktgen_hdr { }; struct pktgen_thread { - spinlock_t if_lock; + spinlock_t if_lock; /* for list of devices */ struct list_head if_list; /* All device here */ struct list_head th_list; struct task_struct *tsk; char result[512]; - /* Field for thread to receive "posted" events terminate, stop ifs etc. */ + /* Field for thread to receive "posted" events terminate, + stop ifs etc. */ u32 control; int cpu; @@ -453,8 +463,8 @@ static int pgctrl_show(struct seq_file * return 0; } -static ssize_t pgctrl_write(struct file *file, const char __user * buf, - size_t count, loff_t * ppos) +static ssize_t pgctrl_write(struct file *file, const char __user *buf, + size_t count, loff_t *ppos) { int err = 0; char data[128]; @@ -545,11 +555,14 @@ static int pktgen_if_show(struct seq_fil " daddr: %s min_daddr: %s max_daddr: %s\n", b1, b2, b3); - } else + } else { + seq_printf(seq, + " dst_min: %s dst_max: %s\n", + pkt_dev->dst_min, pkt_dev->dst_max); seq_printf(seq, - " dst_min: %s dst_max: %s\n src_min: %s src_max: %s\n", - pkt_dev->dst_min, pkt_dev->dst_max, pkt_dev->src_min, - pkt_dev->src_max); + " src_min: %s src_max: %s\n", + pkt_dev->src_min, pkt_dev->src_max); + } seq_puts(seq, " src_mac: "); @@ -561,7 +574,8 @@ static int pktgen_if_show(struct seq_fil seq_printf(seq, "%pM\n", pkt_dev->dst_mac); seq_printf(seq, - " udp_src_min: %d udp_src_max: %d udp_dst_min: %d udp_dst_max: %d\n", + " udp_src_min: %d udp_src_max: %d" + " udp_dst_min: %d udp_dst_max: %d\n", pkt_dev->udp_src_min, pkt_dev->udp_src_max, pkt_dev->udp_dst_min, pkt_dev->udp_dst_max); @@ -577,23 +591,21 @@ static int pktgen_if_show(struct seq_fil i == pkt_dev->nr_labels-1 ? "\n" : ", "); } - if (pkt_dev->vlan_id != 0xffff) { + if (pkt_dev->vlan_id != 0xffff) seq_printf(seq, " vlan_id: %u vlan_p: %u vlan_cfi: %u\n", - pkt_dev->vlan_id, pkt_dev->vlan_p, pkt_dev->vlan_cfi); - } + pkt_dev->vlan_id, pkt_dev->vlan_p, + pkt_dev->vlan_cfi); - if (pkt_dev->svlan_id != 0xffff) { + if (pkt_dev->svlan_id != 0xffff) seq_printf(seq, " svlan_id: %u vlan_p: %u vlan_cfi: %u\n", - pkt_dev->svlan_id, pkt_dev->svlan_p, pkt_dev->svlan_cfi); - } + pkt_dev->svlan_id, pkt_dev->svlan_p, + pkt_dev->svlan_cfi); - if (pkt_dev->tos) { + if (pkt_dev->tos) seq_printf(seq, " tos: 0x%02x\n", pkt_dev->tos); - } - if (pkt_dev->traffic_class) { + if (pkt_dev->traffic_class) seq_printf(seq, " traffic_class: 0x%02x\n", pkt_dev->traffic_class); - } seq_printf(seq, " Flags: "); @@ -696,7 +708,8 @@ static int pktgen_if_show(struct seq_fil } -static int hex32_arg(const char __user *user_buffer, unsigned long maxlen, __u32 *num) +static int hex32_arg(const char __user *user_buffer, unsigned long maxlen, + __u32 *num) { int i = 0; *num = 0; @@ -846,9 +859,9 @@ static ssize_t pktgen_if_write(struct fi /* Read variable name */ len = strn_len(&user_buffer[i], sizeof(name) - 1); - if (len < 0) { + if (len < 0) return len; - } + memset(name, 0, sizeof(name)); if (copy_from_user(name, &user_buffer[i], len)) return -EFAULT; @@ -872,9 +885,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "min_pkt_size")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if (value < 14 + 20 + 8) value = 14 + 20 + 8; @@ -889,9 +902,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "max_pkt_size")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if (value < 14 + 20 + 8) value = 14 + 20 + 8; @@ -908,9 +921,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "pkt_size")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if (value < 14 + 20 + 8) value = 14 + 20 + 8; @@ -925,9 +938,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "debug")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; debug = value; sprintf(pg_result, "OK: debug=%u", debug); @@ -936,9 +949,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "frags")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; pkt_dev->nfrags = value; sprintf(pg_result, "OK: frags=%u", pkt_dev->nfrags); @@ -946,9 +959,9 @@ static ssize_t pktgen_if_write(struct fi } if (!strcmp(name, "delay")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if (value == 0x7FFFFFFF) pkt_dev->delay = ULLONG_MAX; @@ -961,9 +974,9 @@ static ssize_t pktgen_if_write(struct fi } if (!strcmp(name, "udp_src_min")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if (value != pkt_dev->udp_src_min) { pkt_dev->udp_src_min = value; @@ -974,9 +987,9 @@ static ssize_t pktgen_if_write(struct fi } if (!strcmp(name, "udp_dst_min")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if (value != pkt_dev->udp_dst_min) { pkt_dev->udp_dst_min = value; @@ -987,9 +1000,9 @@ static ssize_t pktgen_if_write(struct fi } if (!strcmp(name, "udp_src_max")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if (value != pkt_dev->udp_src_max) { pkt_dev->udp_src_max = value; @@ -1000,9 +1013,9 @@ static ssize_t pktgen_if_write(struct fi } if (!strcmp(name, "udp_dst_max")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if (value != pkt_dev->udp_dst_max) { pkt_dev->udp_dst_max = value; @@ -1013,9 +1026,9 @@ static ssize_t pktgen_if_write(struct fi } if (!strcmp(name, "clone_skb")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; pkt_dev->clone_skb = value; @@ -1024,9 +1037,9 @@ static ssize_t pktgen_if_write(struct fi } if (!strcmp(name, "count")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; pkt_dev->count = value; sprintf(pg_result, "OK: count=%llu", @@ -1035,9 +1048,9 @@ static ssize_t pktgen_if_write(struct fi } if (!strcmp(name, "src_mac_count")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if (pkt_dev->src_mac_count != value) { pkt_dev->src_mac_count = value; @@ -1049,9 +1062,9 @@ static ssize_t pktgen_if_write(struct fi } if (!strcmp(name, "dst_mac_count")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if (pkt_dev->dst_mac_count != value) { pkt_dev->dst_mac_count = value; @@ -1065,9 +1078,9 @@ static ssize_t pktgen_if_write(struct fi char f[32]; memset(f, 0, 32); len = strn_len(&user_buffer[i], sizeof(f) - 1); - if (len < 0) { + if (len < 0) return len; - } + if (copy_from_user(f, &user_buffer[i], len)) return -EFAULT; i += len; @@ -1166,9 +1179,8 @@ static ssize_t pktgen_if_write(struct fi } if (!strcmp(name, "dst_min") || !strcmp(name, "dst")) { len = strn_len(&user_buffer[i], sizeof(pkt_dev->dst_min) - 1); - if (len < 0) { + if (len < 0) return len; - } if (copy_from_user(buf, &user_buffer[i], len)) return -EFAULT; @@ -1188,9 +1200,9 @@ static ssize_t pktgen_if_write(struct fi } if (!strcmp(name, "dst_max")) { len = strn_len(&user_buffer[i], sizeof(pkt_dev->dst_max) - 1); - if (len < 0) { + if (len < 0) return len; - } + if (copy_from_user(buf, &user_buffer[i], len)) return -EFAULT; @@ -1301,9 +1313,9 @@ static ssize_t pktgen_if_write(struct fi } if (!strcmp(name, "src_min")) { len = strn_len(&user_buffer[i], sizeof(pkt_dev->src_min) - 1); - if (len < 0) { + if (len < 0) return len; - } + if (copy_from_user(buf, &user_buffer[i], len)) return -EFAULT; buf[len] = 0; @@ -1322,9 +1334,9 @@ static ssize_t pktgen_if_write(struct fi } if (!strcmp(name, "src_max")) { len = strn_len(&user_buffer[i], sizeof(pkt_dev->src_max) - 1); - if (len < 0) { + if (len < 0) return len; - } + if (copy_from_user(buf, &user_buffer[i], len)) return -EFAULT; buf[len] = 0; @@ -1348,9 +1360,9 @@ static ssize_t pktgen_if_write(struct fi memcpy(old_dmac, pkt_dev->dst_mac, ETH_ALEN); len = strn_len(&user_buffer[i], sizeof(valstr) - 1); - if (len < 0) { + if (len < 0) return len; - } + memset(valstr, 0, sizeof(valstr)); if (copy_from_user(valstr, &user_buffer[i], len)) return -EFAULT; @@ -1390,9 +1402,9 @@ static ssize_t pktgen_if_write(struct fi memcpy(old_smac, pkt_dev->src_mac, ETH_ALEN); len = strn_len(&user_buffer[i], sizeof(valstr) - 1); - if (len < 0) { + if (len < 0) return len; - } + memset(valstr, 0, sizeof(valstr)); if (copy_from_user(valstr, &user_buffer[i], len)) return -EFAULT; @@ -1433,9 +1445,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "flows")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if (value > MAX_CFLOWS) value = MAX_CFLOWS; @@ -1447,9 +1459,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "flowlen")) { len = num_arg(&user_buffer[i], 10, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; pkt_dev->lflow = value; sprintf(pg_result, "OK: flowlen=%u", pkt_dev->lflow); @@ -1458,9 +1470,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "queue_map_min")) { len = num_arg(&user_buffer[i], 5, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; pkt_dev->queue_map_min = value; sprintf(pg_result, "OK: queue_map_min=%u", pkt_dev->queue_map_min); @@ -1469,9 +1481,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "queue_map_max")) { len = num_arg(&user_buffer[i], 5, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; pkt_dev->queue_map_max = value; sprintf(pg_result, "OK: queue_map_max=%u", pkt_dev->queue_map_max); @@ -1503,9 +1515,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "vlan_id")) { len = num_arg(&user_buffer[i], 4, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if (value <= 4095) { pkt_dev->vlan_id = value; /* turn on VLAN */ @@ -1530,9 +1542,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "vlan_p")) { len = num_arg(&user_buffer[i], 1, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if ((value <= 7) && (pkt_dev->vlan_id != 0xffff)) { pkt_dev->vlan_p = value; @@ -1545,9 +1557,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "vlan_cfi")) { len = num_arg(&user_buffer[i], 1, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if ((value <= 1) && (pkt_dev->vlan_id != 0xffff)) { pkt_dev->vlan_cfi = value; @@ -1560,9 +1572,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "svlan_id")) { len = num_arg(&user_buffer[i], 4, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if ((value <= 4095) && ((pkt_dev->vlan_id != 0xffff))) { pkt_dev->svlan_id = value; /* turn on SVLAN */ @@ -1587,9 +1599,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "svlan_p")) { len = num_arg(&user_buffer[i], 1, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if ((value <= 7) && (pkt_dev->svlan_id != 0xffff)) { pkt_dev->svlan_p = value; @@ -1602,9 +1614,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "svlan_cfi")) { len = num_arg(&user_buffer[i], 1, &value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if ((value <= 1) && (pkt_dev->svlan_id != 0xffff)) { pkt_dev->svlan_cfi = value; @@ -1618,9 +1630,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "tos")) { __u32 tmp_value = 0; len = hex32_arg(&user_buffer[i], 2, &tmp_value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if (len == 2) { pkt_dev->tos = tmp_value; @@ -1634,9 +1646,9 @@ static ssize_t pktgen_if_write(struct fi if (!strcmp(name, "traffic_class")) { __u32 tmp_value = 0; len = hex32_arg(&user_buffer[i], 2, &tmp_value); - if (len < 0) { + if (len < 0) return len; - } + i += len; if (len == 2) { pkt_dev->traffic_class = tmp_value; @@ -1906,13 +1918,14 @@ static int pktgen_device_event(struct no return NOTIFY_DONE; } -static struct net_device *pktgen_dev_get_by_name(struct pktgen_dev *pkt_dev, const char *ifname) +static struct net_device *pktgen_dev_get_by_name(struct pktgen_dev *pkt_dev, + const char *ifname) { char b[IFNAMSIZ+5]; int i = 0; - for(i=0; ifname[i] != '@'; i++) { - if(i == IFNAMSIZ) + for (i = 0; ifname[i] != '@'; i++) { + if (i == IFNAMSIZ) break; b[i] = ifname[i]; @@ -1979,7 +1992,7 @@ static void pktgen_setup_inject(struct p printk(KERN_WARNING "pktgen: WARNING: Requested " "queue_map_min (zero-based) (%d) exceeds valid range " "[0 - %d] for (%d) queues on %s, resetting\n", - pkt_dev->queue_map_min, (ntxq ?: 1)- 1, ntxq, + pkt_dev->queue_map_min, (ntxq ?: 1) - 1, ntxq, pkt_dev->odev->name); pkt_dev->queue_map_min = ntxq - 1; } @@ -1987,7 +2000,7 @@ static void pktgen_setup_inject(struct p printk(KERN_WARNING "pktgen: WARNING: Requested " "queue_map_max (zero-based) (%d) exceeds valid range " "[0 - %d] for (%d) queues on %s, resetting\n", - pkt_dev->queue_map_max, (ntxq ?: 1)- 1, ntxq, + pkt_dev->queue_map_max, (ntxq ?: 1) - 1, ntxq, pkt_dev->odev->name); pkt_dev->queue_map_max = ntxq - 1; } @@ -2028,7 +2041,8 @@ static void pktgen_setup_inject(struct p */ rcu_read_lock(); - if ((idev = __in6_dev_get(pkt_dev->odev)) != NULL) { + idev = __in6_dev_get(pkt_dev->odev); + if (idev) { struct inet6_ifaddr *ifp; read_lock_bh(&idev->lock); @@ -2181,7 +2195,7 @@ static void get_ipsec_sa(struct pktgen_d if (x) { pkt_dev->flows[flow].x = x; set_pkt_overhead(pkt_dev); - pkt_dev->pkt_overhead+=x->props.header_len; + pkt_dev->pkt_overhead += x->props.header_len; } } @@ -2320,18 +2334,18 @@ static void mod_cur_headers(struct pktge if (!(pkt_dev->flags & F_IPV6)) { - if ((imn = ntohl(pkt_dev->saddr_min)) < (imx = - ntohl(pkt_dev-> - saddr_max))) { + imn = ntohl(pkt_dev->saddr_min); + imx = ntohl(pkt_dev->saddr_max); + if (imn < imx) { __u32 t; if (pkt_dev->flags & F_IPSRC_RND) t = random32() % (imx - imn) + imn; else { t = ntohl(pkt_dev->cur_saddr); t++; - if (t > imx) { + if (t > imx) t = imn; - } + } pkt_dev->cur_saddr = htonl(t); } @@ -2442,7 +2456,7 @@ static int pktgen_output_ipsec(struct sk if (err) goto error; - x->curlft.bytes +=skb->len; + x->curlft.bytes += skb->len; x->curlft.packets++; error: spin_unlock(&x->lock); @@ -2474,11 +2488,11 @@ static int process_ipsec(struct pktgen_d int ret; __u8 *eth; nhead = x->props.header_len - skb_headroom(skb); - if (nhead >0) { + if (nhead > 0) { ret = pskb_expand_head(skb, nhead, 0, GFP_ATOMIC); if (ret < 0) { printk(KERN_ERR "Error expanding " - "ipsec packet %d\n",ret); + "ipsec packet %d\n", ret); goto err; } } @@ -2488,13 +2502,13 @@ static int process_ipsec(struct pktgen_d ret = pktgen_output_ipsec(skb, pkt_dev); if (ret) { printk(KERN_ERR "Error creating ipsec " - "packet %d\n",ret); + "packet %d\n", ret); goto err; } /* restore ll */ eth = (__u8 *) skb_push(skb, ETH_HLEN); memcpy(eth, pkt_dev->hh, 12); - *(u16 *) & eth[12] = protocol; + *(u16 *) ð[12] = protocol; } } return 1; @@ -2507,9 +2521,9 @@ err: static void mpls_push(__be32 *mpls, struct pktgen_dev *pkt_dev) { unsigned i; - for (i = 0; i < pkt_dev->nr_labels; i++) { + for (i = 0; i < pkt_dev->nr_labels; i++) *mpls++ = pkt_dev->labels[i] & ~MPLS_STACK_BOTTOM; - } + mpls--; *mpls |= MPLS_STACK_BOTTOM; } @@ -2676,8 +2690,9 @@ static struct sk_buff *fill_packet_ipv4( } } - /* Stamp the time, and sequence number, convert them to network byte order */ - + /* Stamp the time, and sequence number, + * convert them to network byte order + */ if (pgh) { struct timeval timestamp; @@ -2931,7 +2946,7 @@ static struct sk_buff *fill_packet_ipv6( udph = udp_hdr(skb); memcpy(eth, pkt_dev->hh, 12); - *(__be16 *) & eth[12] = protocol; + *(__be16 *) ð[12] = protocol; /* Eth + IPh + UDPh + mpls */ datalen = pkt_dev->cur_pkt_size - 14 - @@ -3025,8 +3040,10 @@ static struct sk_buff *fill_packet_ipv6( } } - /* Stamp the time, and sequence number, convert them to network byte order */ - /* should we update cloned packets too ? */ + /* Stamp the time, and sequence number, + * convert them to network byte order + * should we update cloned packets too ? + */ if (pgh) { struct timeval timestamp; @@ -3174,7 +3191,8 @@ static void pktgen_run_all_threads(void) mutex_unlock(&pktgen_thread_lock); - schedule_timeout_interruptible(msecs_to_jiffies(125)); /* Propagate thread->control */ + /* Propagate thread->control */ + schedule_timeout_interruptible(msecs_to_jiffies(125)); pktgen_wait_all_threads_run(); } @@ -3192,7 +3210,8 @@ static void pktgen_reset_all_threads(voi mutex_unlock(&pktgen_thread_lock); - schedule_timeout_interruptible(msecs_to_jiffies(125)); /* Propagate thread->control */ + /* Propagate thread->control */ + schedule_timeout_interruptible(msecs_to_jiffies(125)); pktgen_wait_all_threads_run(); } @@ -3485,7 +3504,8 @@ static int pktgen_thread_worker(void *ar init_waitqueue_head(&t->queue); complete(&t->start_done); - pr_debug("pktgen: starting pktgen/%d: pid=%d\n", cpu, task_pid_nr(current)); + pr_debug("pktgen: starting pktgen/%d: pid=%d\n", + cpu, task_pid_nr(current)); set_current_state(TASK_INTERRUPTIBLE); -- -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html