[PATCH] user of the jiffies rounding patch: Slab
This patch introduces users of the round_jiffies() function in the slab code. The slab code has a few "run every second" timers for background work; these are obviously not timing critical as long as they happen roughly at the right frequency. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -946,7 +946,8 @@ static void __devinit start_cpu_timer(int cpu)
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if (keventd_up() && reap_work->work.func == NULL) {
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init_reap_node(cpu);
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INIT_DELAYED_WORK(reap_work, cache_reap);
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schedule_delayed_work_on(cpu, reap_work, HZ + 3 * cpu);
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schedule_delayed_work_on(cpu, reap_work,
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__round_jiffies_relative(HZ, cpu));
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}
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}
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@ -4006,7 +4007,7 @@ static void cache_reap(struct work_struct *unused)
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if (!mutex_trylock(&cache_chain_mutex)) {
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/* Give up. Setup the next iteration. */
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schedule_delayed_work(&__get_cpu_var(reap_work),
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REAPTIMEOUT_CPUC);
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round_jiffies_relative(REAPTIMEOUT_CPUC));
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return;
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}
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@ -4052,7 +4053,8 @@ next:
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next_reap_node();
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refresh_cpu_vm_stats(smp_processor_id());
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/* Set up the next iteration */
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schedule_delayed_work(&__get_cpu_var(reap_work), REAPTIMEOUT_CPUC);
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schedule_delayed_work(&__get_cpu_var(reap_work),
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round_jiffies_relative(REAPTIMEOUT_CPUC));
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}
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#ifdef CONFIG_PROC_FS
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