[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>
diff --git a/mm/slab.c b/mm/slab.c
index 56af694..2c65553 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -946,7 +946,8 @@
if (keventd_up() && reap_work->work.func == NULL) {
init_reap_node(cpu);
INIT_DELAYED_WORK(reap_work, cache_reap);
- schedule_delayed_work_on(cpu, reap_work, HZ + 3 * cpu);
+ schedule_delayed_work_on(cpu, reap_work,
+ __round_jiffies_relative(HZ, cpu));
}
}
@@ -4006,7 +4007,7 @@
if (!mutex_trylock(&cache_chain_mutex)) {
/* Give up. Setup the next iteration. */
schedule_delayed_work(&__get_cpu_var(reap_work),
- REAPTIMEOUT_CPUC);
+ round_jiffies_relative(REAPTIMEOUT_CPUC));
return;
}
@@ -4052,7 +4053,8 @@
next_reap_node();
refresh_cpu_vm_stats(smp_processor_id());
/* Set up the next iteration */
- schedule_delayed_work(&__get_cpu_var(reap_work), REAPTIMEOUT_CPUC);
+ schedule_delayed_work(&__get_cpu_var(reap_work),
+ round_jiffies_relative(REAPTIMEOUT_CPUC));
}
#ifdef CONFIG_PROC_FS