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x86/apic: Factor out default cpu_mask_to_apicid() operations

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Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
Cc: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: Yinghai Lu <yinghai@kernel.org>
Link: http://lkml.kernel.org/r/20120605112340.GA11454@dhcp-26-207.brq.redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Alexander Gordeev
2012-06-05 13:23:44 +02:00
committed by Ingo Molnar
parent bf721d3a3b
commit 6398268d2b
8 changed files with 52 additions and 139 deletions
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36
arch/x86/kernel/apic/apic_numachip.c
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@@ -152,38 +152,6 @@ static void numachip_send_IPI_self(int vector)
__default_send_IPI_shortcut(APIC_DEST_SELF, vector, APIC_DEST_PHYSICAL);
}
static unsigned int numachip_cpu_mask_to_apicid(const struct cpumask *cpumask)
{
int cpu;
/*
* We're using fixed IRQ delivery, can only return one phys APIC ID.
* May as well be the first.
*/
cpu = cpumask_first(cpumask);
if (likely((unsigned)cpu < nr_cpu_ids))
return per_cpu(x86_cpu_to_apicid, cpu);
return BAD_APICID;
}
static unsigned int
numachip_cpu_mask_to_apicid_and(const struct cpumask *cpumask,
const struct cpumask *andmask)
{
int cpu;
/*
* We're using fixed IRQ delivery, can only return one phys APIC ID.
* May as well be the first.
*/
for_each_cpu_and(cpu, cpumask, andmask) {
if (cpumask_test_cpu(cpu, cpu_online_mask))
break;
}
return per_cpu(x86_cpu_to_apicid, cpu);
}
static int __init numachip_probe(void)
{
return apic == &apic_numachip;
@@ -272,8 +240,8 @@ static struct apic apic_numachip __refconst = {
.set_apic_id = set_apic_id,
.apic_id_mask = 0xffU << 24,
.cpu_mask_to_apicid = numachip_cpu_mask_to_apicid,
.cpu_mask_to_apicid_and = numachip_cpu_mask_to_apicid_and,
.cpu_mask_to_apicid = default_cpu_mask_to_apicid,
.cpu_mask_to_apicid_and = default_cpu_mask_to_apicid_and,
.send_IPI_mask = numachip_send_IPI_mask,
.send_IPI_mask_allbutself = numachip_send_IPI_mask_allbutself,