Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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: 815613da6a67 ("kernel/padata.c: removed unused code")
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Reviewed-by: Daniel Jordan <daniel.m.jordan@oracle.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-35
-35
kernel/padata.c
-35
kernel/padata.c
···
718
718
return 0;
719
719
}
720
720
721
-
/**
722
-
* padata_remove_cpu - remove a cpu from the one or both(serial and parallel)
723
-
* padata cpumasks.
724
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*
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* @pinst: padata instance
726
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* @cpu: cpu to remove
727
-
* @mask: bitmask specifying from which cpumask @cpu should be removed
728
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* The @mask may be any combination of the following flags:
729
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* PADATA_CPU_SERIAL - serial cpumask
730
-
* PADATA_CPU_PARALLEL - parallel cpumask
731
-
*/
732
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int padata_remove_cpu(struct padata_instance *pinst, int cpu, int mask)
733
-
{
734
-
int err;
735
-
736
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if (!(mask & (PADATA_CPU_SERIAL | PADATA_CPU_PARALLEL)))
737
-
return -EINVAL;
738
-
739
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mutex_lock(&pinst->lock);
740
-
741
-
get_online_cpus();
742
-
if (mask & PADATA_CPU_SERIAL)
743
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cpumask_clear_cpu(cpu, pinst->cpumask.cbcpu);
744
-
if (mask & PADATA_CPU_PARALLEL)
745
-
cpumask_clear_cpu(cpu, pinst->cpumask.pcpu);
746
-
747
-
err = __padata_remove_cpu(pinst, cpu);
748
-
put_online_cpus();
749
-
750
-
mutex_unlock(&pinst->lock);
751
-
752
-
return err;
753
-
}
754
-
EXPORT_SYMBOL(padata_remove_cpu);
755
-
756
721
static inline int pinst_has_cpu(struct padata_instance *pinst, int cpu)
757
722
{
758
723
return cpumask_test_cpu(cpu, pinst->cpumask.pcpu) ||