Commit 13380a14 authored by Herbert Xu's avatar Herbert Xu
Browse files

padata: Remove unused padata_remove_cpu 



The function padata_remove_cpu was supposed to have been removed
along with padata_add_cpu but somehow it remained behind.  Let's
kill it now as it doesn't even have a prototype anymore.

Fixes: 815613da ("kernel/padata.c: removed unused code")
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
Reviewed-by: default avatarDaniel Jordan <daniel.m.jordan@oracle.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 07bfd9bd

kernel/padata.c

+0 −35
Original line number Diff line number Diff line
@@ -718,41 +718,6 @@ static int __padata_remove_cpu(struct padata_instance *pinst, int cpu) 
	return 0;

}



 /**

 * padata_remove_cpu - remove a cpu from the one or both(serial and parallel)

 *                     padata cpumasks.

 *

 * @pinst: padata instance

 * @cpu: cpu to remove

 * @mask: bitmask specifying from which cpumask @cpu should be removed

 *        The @mask may be any combination of the following flags:

 *          PADATA_CPU_SERIAL   - serial cpumask

 *          PADATA_CPU_PARALLEL - parallel cpumask

 */

int padata_remove_cpu(struct padata_instance *pinst, int cpu, int mask)

{

	int err;



	if (!(mask & (PADATA_CPU_SERIAL | PADATA_CPU_PARALLEL)))

		return -EINVAL;



	mutex_lock(&pinst->lock);



	get_online_cpus();

	if (mask & PADATA_CPU_SERIAL)

		cpumask_clear_cpu(cpu, pinst->cpumask.cbcpu);

	if (mask & PADATA_CPU_PARALLEL)

		cpumask_clear_cpu(cpu, pinst->cpumask.pcpu);



	err = __padata_remove_cpu(pinst, cpu);

	put_online_cpus();



	mutex_unlock(&pinst->lock);



	return err;

}

EXPORT_SYMBOL(padata_remove_cpu);



static inline int pinst_has_cpu(struct padata_instance *pinst, int cpu)

{

	return cpumask_test_cpu(cpu, pinst->cpumask.pcpu) ||

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