diff options
Diffstat (limited to 'net/core/pktgen.c')
| -rw-r--r-- | net/core/pktgen.c | 35 |
1 files changed, 3 insertions, 32 deletions
diff --git a/net/core/pktgen.c b/net/core/pktgen.c index 1d6f1c6270b..84c0edeedf6 100644 --- a/net/core/pktgen.c +++ b/net/core/pktgen.c @@ -167,7 +167,7 @@ #include <asm/div64.h> /* do_div */ #include <asm/timex.h> -#define VERSION "pktgen v2.68: Packet Generator for packet performance testing.\n" +#define VERSION "pktgen v2.69: Packet Generator for packet performance testing.\n" /* The buckets are exponential in 'width' */ #define LAT_BUCKETS_MAX 32 @@ -384,7 +384,6 @@ struct pktgen_thread { struct list_head th_list; struct task_struct *tsk; char result[512]; - u32 max_before_softirq; /* We'll call do_softirq to prevent starvation. */ /* Field for thread to receive "posted" events terminate, stop ifs etc. */ @@ -1761,9 +1760,6 @@ static int pktgen_thread_show(struct seq_file *seq, void *v) BUG_ON(!t); - seq_printf(seq, "Name: %s max_before_softirq: %d\n", - t->tsk->comm, t->max_before_softirq); - seq_printf(seq, "Running: "); if_lock(t); @@ -1796,7 +1792,6 @@ static ssize_t pktgen_thread_write(struct file *file, int i = 0, max, len, ret; char name[40]; char *pg_result; - unsigned long value = 0; if (count < 1) { // sprintf(pg_result, "Wrong command format"); @@ -1870,12 +1865,8 @@ static ssize_t pktgen_thread_write(struct file *file, } if (!strcmp(name, "max_before_softirq")) { - len = num_arg(&user_buffer[i], 10, &value); - mutex_lock(&pktgen_thread_lock); - t->max_before_softirq = value; - mutex_unlock(&pktgen_thread_lock); + sprintf(pg_result, "OK: Note! max_before_softirq is obsoleted -- Do not use"); ret = count; - sprintf(pg_result, "OK: max_before_softirq=%lu", value); goto out; } @@ -2154,7 +2145,6 @@ static void spin(struct pktgen_dev *pkt_dev, __u64 spin_until_us) if (spin_until_us - now > jiffies_to_usecs(1) + 1) schedule_timeout_interruptible(1); else if (spin_until_us - now > 100) { - do_softirq(); if (!pkt_dev->running) return; if (need_resched()) @@ -3524,8 +3514,6 @@ static int pktgen_thread_worker(void *arg) struct pktgen_thread *t = arg; struct pktgen_dev *pkt_dev = NULL; int cpu = t->cpu; - u32 max_before_softirq; - u32 tx_since_softirq = 0; BUG_ON(smp_processor_id() != cpu); @@ -3533,8 +3521,6 @@ static int pktgen_thread_worker(void *arg) pr_debug("pktgen: starting pktgen/%d: pid=%d\n", cpu, current->pid); - max_before_softirq = t->max_before_softirq; - set_current_state(TASK_INTERRUPTIBLE); set_freezable(); @@ -3553,24 +3539,9 @@ static int pktgen_thread_worker(void *arg) __set_current_state(TASK_RUNNING); - if (pkt_dev) { - + if (pkt_dev) pktgen_xmit(pkt_dev); - /* - * We like to stay RUNNING but must also give - * others fair share. - */ - - tx_since_softirq += pkt_dev->last_ok; - - if (tx_since_softirq > max_before_softirq) { - if (local_softirq_pending()) - do_softirq(); - tx_since_softirq = 0; - } - } - if (t->control & T_STOP) { pktgen_stop(t); t->control &= ~(T_STOP); |