Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit a07fa394 authored by Andrew Morton's avatar Andrew Morton Committed by Linus Torvalds
Browse files

[PATCH] slab: use on_each_cpu() 



Slab duplicates on_each_cpu().

Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 78eef01b

mm/slab.c

+2 −19
Original line number Diff line number Diff line
@@ -2119,23 +2119,6 @@ static void check_spinlock_acquired_node(struct kmem_cache *cachep, int node) 
#define check_spinlock_acquired_node(x, y) do { } while(0)

#endif



/*

 * Waits for all CPUs to execute func().

 */

static void smp_call_function_all_cpus(void (*func)(void *arg), void *arg)

{

	check_irq_on();

	preempt_disable();

	local_irq_disable();

	func(arg);

	local_irq_enable();



	if (smp_call_function(func, arg, 1, 1))

		BUG();



	preempt_enable();

}



static void drain_array_locked(struct kmem_cache *cachep,

			struct array_cache *ac, int force, int node);
@@ -2158,7 +2141,7 @@ static void drain_cpu_caches(struct kmem_cache *cachep) 
	struct kmem_list3 *l3;

	int node;



	smp_call_function_all_cpus(do_drain, cachep);

	on_each_cpu(do_drain, cachep, 1, 1);

	check_irq_on();

	for_each_online_node(node) {

		l3 = cachep->nodelists[node];
@@ -3449,7 +3432,7 @@ static int do_tune_cpucache(struct kmem_cache *cachep, int limit, 
	}

	new.cachep = cachep;



	smp_call_function_all_cpus(do_ccupdate_local, (void *)&new);

	on_each_cpu(do_ccupdate_local, (void *)&new, 1, 1);



	check_irq_on();

	cachep->batchcount = batchcount;