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[PATCH] kernel/sched.c: whitespace cleanups
[akpm@osdl.org: additional cleanups] Signed-off-by: Miguel Ojeda Sandonis <maxextreme@gmail.com> Acked-by: Ingo Molnar <mingo@elte.hu> Cc: Nick Piggin <nickpiggin@yahoo.com.au> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Miguel Ojeda Sandonis
Linus Torvalds
parent
62ab616d54
commit
33859f7f97
@ -466,7 +466,8 @@ static int show_schedstat(struct seq_file *seq, void *v)
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seq_printf(seq, "domain%d %s", dcnt++, mask_str);
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for (itype = SCHED_IDLE; itype < MAX_IDLE_TYPES;
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itype++) {
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seq_printf(seq, " %lu %lu %lu %lu %lu %lu %lu %lu",
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seq_printf(seq, " %lu %lu %lu %lu %lu %lu %lu "
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"%lu",
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sd->lb_cnt[itype],
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sd->lb_balanced[itype],
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sd->lb_failed[itype],
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@ -476,11 +477,13 @@ static int show_schedstat(struct seq_file *seq, void *v)
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sd->lb_nobusyq[itype],
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sd->lb_nobusyg[itype]);
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}
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seq_printf(seq, " %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu %lu\n",
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seq_printf(seq, " %lu %lu %lu %lu %lu %lu %lu %lu %lu"
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" %lu %lu %lu\n",
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sd->alb_cnt, sd->alb_failed, sd->alb_pushed,
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sd->sbe_cnt, sd->sbe_balanced, sd->sbe_pushed,
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sd->sbf_cnt, sd->sbf_balanced, sd->sbf_pushed,
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sd->ttwu_wake_remote, sd->ttwu_move_affine, sd->ttwu_move_balance);
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sd->ttwu_wake_remote, sd->ttwu_move_affine,
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sd->ttwu_move_balance);
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}
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preempt_enable();
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#endif
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@ -1454,7 +1457,9 @@ static int try_to_wake_up(struct task_struct *p, unsigned int state, int sync)
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if (this_sd->flags & SD_WAKE_AFFINE) {
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unsigned long tl = this_load;
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unsigned long tl_per_task = cpu_avg_load_per_task(this_cpu);
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unsigned long tl_per_task;
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tl_per_task = cpu_avg_load_per_task(this_cpu);
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/*
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* If sync wakeup then subtract the (maximum possible)
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@ -2487,18 +2492,21 @@ small_imbalance:
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pwr_now /= SCHED_LOAD_SCALE;
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/* Amount of load we'd subtract */
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tmp = busiest_load_per_task*SCHED_LOAD_SCALE/busiest->cpu_power;
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tmp = busiest_load_per_task * SCHED_LOAD_SCALE /
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busiest->cpu_power;
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if (max_load > tmp)
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pwr_move += busiest->cpu_power *
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min(busiest_load_per_task, max_load - tmp);
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/* Amount of load we'd add */
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if (max_load*busiest->cpu_power <
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busiest_load_per_task*SCHED_LOAD_SCALE)
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tmp = max_load*busiest->cpu_power/this->cpu_power;
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if (max_load * busiest->cpu_power <
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busiest_load_per_task * SCHED_LOAD_SCALE)
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tmp = max_load * busiest->cpu_power / this->cpu_power;
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else
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tmp = busiest_load_per_task*SCHED_LOAD_SCALE/this->cpu_power;
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pwr_move += this->cpu_power*min(this_load_per_task, this_load + tmp);
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tmp = busiest_load_per_task * SCHED_LOAD_SCALE /
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this->cpu_power;
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pwr_move += this->cpu_power *
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min(this_load_per_task, this_load + tmp);
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pwr_move /= SCHED_LOAD_SCALE;
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/* Move if we gain throughput */
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@ -3366,7 +3374,8 @@ void fastcall add_preempt_count(int val)
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/*
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* Spinlock count overflowing soon?
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*/
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DEBUG_LOCKS_WARN_ON((preempt_count() & PREEMPT_MASK) >= PREEMPT_MASK-10);
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DEBUG_LOCKS_WARN_ON((preempt_count() & PREEMPT_MASK) >=
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PREEMPT_MASK - 10);
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}
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EXPORT_SYMBOL(add_preempt_count);
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@ -5439,16 +5448,19 @@ static void sched_domain_debug(struct sched_domain *sd, int cpu)
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if (!(sd->flags & SD_LOAD_BALANCE)) {
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printk("does not load-balance\n");
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if (sd->parent)
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printk(KERN_ERR "ERROR: !SD_LOAD_BALANCE domain has parent");
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printk(KERN_ERR "ERROR: !SD_LOAD_BALANCE domain"
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" has parent");
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break;
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}
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printk("span %s\n", str);
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if (!cpu_isset(cpu, sd->span))
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printk(KERN_ERR "ERROR: domain->span does not contain CPU%d\n", cpu);
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printk(KERN_ERR "ERROR: domain->span does not contain "
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"CPU%d\n", cpu);
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if (!cpu_isset(cpu, group->cpumask))
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printk(KERN_ERR "ERROR: domain->groups does not contain CPU%d\n", cpu);
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printk(KERN_ERR "ERROR: domain->groups does not contain"
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" CPU%d\n", cpu);
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printk(KERN_DEBUG);
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for (i = 0; i < level + 2; i++)
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@ -5463,7 +5475,8 @@ static void sched_domain_debug(struct sched_domain *sd, int cpu)
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if (!group->cpu_power) {
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printk("\n");
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printk(KERN_ERR "ERROR: domain->cpu_power not set\n");
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printk(KERN_ERR "ERROR: domain->cpu_power not "
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"set\n");
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}
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if (!cpus_weight(group->cpumask)) {
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@ -5486,15 +5499,17 @@ static void sched_domain_debug(struct sched_domain *sd, int cpu)
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printk("\n");
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if (!cpus_equal(sd->span, groupmask))
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printk(KERN_ERR "ERROR: groups don't span domain->span\n");
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printk(KERN_ERR "ERROR: groups don't span "
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"domain->span\n");
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level++;
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sd = sd->parent;
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if (!sd)
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continue;
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if (sd) {
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if (!cpus_subset(groupmask, sd->span))
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printk(KERN_ERR "ERROR: parent span is not a superset of domain->span\n");
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}
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if (!cpus_subset(groupmask, sd->span))
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printk(KERN_ERR "ERROR: parent span is not a superset "
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"of domain->span\n");
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} while (sd);
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}
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@ -5812,8 +5827,9 @@ __setup("max_cache_size=", setup_max_cache_size);
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*/
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static void touch_cache(void *__cache, unsigned long __size)
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{
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unsigned long size = __size/sizeof(long), chunk1 = size/3,
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chunk2 = 2*size/3;
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unsigned long size = __size / sizeof(long);
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unsigned long chunk1 = size / 3;
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unsigned long chunk2 = 2 * size / 3;
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unsigned long *cache = __cache;
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int i;
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@ -5922,11 +5938,11 @@ measure_cost(int cpu1, int cpu2, void *cache, unsigned int size)
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*/
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measure_one(cache, size, cpu1, cpu2);
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for (i = 0; i < ITERATIONS; i++)
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cost1 += measure_one(cache, size - i*1024, cpu1, cpu2);
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cost1 += measure_one(cache, size - i * 1024, cpu1, cpu2);
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measure_one(cache, size, cpu2, cpu1);
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for (i = 0; i < ITERATIONS; i++)
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cost1 += measure_one(cache, size - i*1024, cpu2, cpu1);
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cost1 += measure_one(cache, size - i * 1024, cpu2, cpu1);
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/*
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* (We measure the non-migrating [cached] cost on both
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@ -5936,17 +5952,17 @@ measure_cost(int cpu1, int cpu2, void *cache, unsigned int size)
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measure_one(cache, size, cpu1, cpu1);
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for (i = 0; i < ITERATIONS; i++)
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cost2 += measure_one(cache, size - i*1024, cpu1, cpu1);
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cost2 += measure_one(cache, size - i * 1024, cpu1, cpu1);
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measure_one(cache, size, cpu2, cpu2);
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for (i = 0; i < ITERATIONS; i++)
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cost2 += measure_one(cache, size - i*1024, cpu2, cpu2);
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cost2 += measure_one(cache, size - i * 1024, cpu2, cpu2);
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/*
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* Get the per-iteration migration cost:
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*/
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do_div(cost1, 2*ITERATIONS);
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do_div(cost2, 2*ITERATIONS);
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do_div(cost1, 2 * ITERATIONS);
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do_div(cost2, 2 * ITERATIONS);
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return cost1 - cost2;
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}
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@ -5984,7 +6000,7 @@ static unsigned long long measure_migration_cost(int cpu1, int cpu2)
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*/
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cache = vmalloc(max_size);
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if (!cache) {
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printk("could not vmalloc %d bytes for cache!\n", 2*max_size);
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printk("could not vmalloc %d bytes for cache!\n", 2 * max_size);
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return 1000000; /* return 1 msec on very small boxen */
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}
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@ -6009,7 +6025,8 @@ static unsigned long long measure_migration_cost(int cpu1, int cpu2)
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avg_fluct = (avg_fluct + fluct)/2;
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if (migration_debug)
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printk("-> [%d][%d][%7d] %3ld.%ld [%3ld.%ld] (%ld): (%8Ld %8Ld)\n",
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printk("-> [%d][%d][%7d] %3ld.%ld [%3ld.%ld] (%ld): "
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"(%8Ld %8Ld)\n",
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cpu1, cpu2, size,
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(long)cost / 1000000,
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((long)cost / 100000) % 10,
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@ -6104,20 +6121,18 @@ static void calibrate_migration_costs(const cpumask_t *cpu_map)
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-1
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#endif
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);
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if (system_state == SYSTEM_BOOTING) {
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if (num_online_cpus() > 1) {
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printk("migration_cost=");
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for (distance = 0; distance <= max_distance; distance++) {
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if (distance)
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printk(",");
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printk("%ld", (long)migration_cost[distance] / 1000);
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}
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printk("\n");
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if (system_state == SYSTEM_BOOTING && num_online_cpus() > 1) {
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printk("migration_cost=");
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for (distance = 0; distance <= max_distance; distance++) {
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if (distance)
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printk(",");
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printk("%ld", (long)migration_cost[distance] / 1000);
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}
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printk("\n");
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}
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j1 = jiffies;
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if (migration_debug)
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printk("migration: %ld seconds\n", (j1-j0)/HZ);
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printk("migration: %ld seconds\n", (j1-j0) / HZ);
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/*
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* Move back to the original CPU. NUMA-Q gets confused
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