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author | Alexander Gordeev <agordeev@redhat.com> | 2012-06-14 09:49:35 +0200 |
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committer | Ingo Molnar <mingo@kernel.org> | 2012-06-14 12:53:13 +0200 |
commit | a5a391561bc25898ba1a702a0c4b028aa5b11ce9 (patch) | |
tree | cffb5bfe08a132cfe8e2fe24e6cf860fd6b77284 /arch/x86/kernel/apic/x2apic_cluster.c | |
parent | x86/x2apic/cluster: Vector_allocation_domain() should return a value (diff) | |
download | linux-a5a391561bc25898ba1a702a0c4b028aa5b11ce9.tar.xz linux-a5a391561bc25898ba1a702a0c4b028aa5b11ce9.zip |
x86/apic: Eliminate cpu_mask_to_apicid() operation
Since there are only two locations where cpu_mask_to_apicid() is
called from, remove the operation and use only
cpu_mask_to_apicid_and() instead.
Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
Suggested-and-acked-by: Suresh Siddha <suresh.b.siddha@intel.com>
Acked-by: Yinghai Lu <yinghai@kernel.org>
Link: http://lkml.kernel.org/r/20120614074935.GE3383@dhcp-26-207.brq.redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/apic/x2apic_cluster.c')
-rw-r--r-- | arch/x86/kernel/apic/x2apic_cluster.c | 17 |
1 files changed, 0 insertions, 17 deletions
diff --git a/arch/x86/kernel/apic/x2apic_cluster.c b/arch/x86/kernel/apic/x2apic_cluster.c index 1885a73b7f33..943d03fc6fc4 100644 --- a/arch/x86/kernel/apic/x2apic_cluster.c +++ b/arch/x86/kernel/apic/x2apic_cluster.c @@ -97,22 +97,6 @@ static void x2apic_send_IPI_all(int vector) } static int -x2apic_cpu_mask_to_apicid(const struct cpumask *cpumask, unsigned int *apicid) -{ - int cpu = cpumask_first_and(cpumask, cpu_online_mask); - int i; - - if (cpu >= nr_cpu_ids) - return -EINVAL; - - *apicid = 0; - for_each_cpu_and(i, cpumask, per_cpu(cpus_in_cluster, cpu)) - *apicid |= per_cpu(x86_cpu_to_logical_apicid, i); - - return 0; -} - -static int x2apic_cpu_mask_to_apicid_and(const struct cpumask *cpumask, const struct cpumask *andmask, unsigned int *apicid) @@ -270,7 +254,6 @@ static struct apic apic_x2apic_cluster = { .set_apic_id = x2apic_set_apic_id, .apic_id_mask = 0xFFFFFFFFu, - .cpu_mask_to_apicid = x2apic_cpu_mask_to_apicid, .cpu_mask_to_apicid_and = x2apic_cpu_mask_to_apicid_and, .send_IPI_mask = x2apic_send_IPI_mask, |