diff options
Diffstat (limited to 'arch/x86/kernel/apic/ipi.c')
| -rw-r--r-- | arch/x86/kernel/apic/ipi.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/arch/x86/kernel/apic/ipi.c b/arch/x86/kernel/apic/ipi.c index 82f9244fe61f..de9764605d31 100644 --- a/arch/x86/kernel/apic/ipi.c +++ b/arch/x86/kernel/apic/ipi.c @@ -198,15 +198,25 @@ void default_send_IPI_allbutself(int vector) * if there are no other CPUs in the system then we get an APIC send * error if we try to broadcast, thus avoid sending IPIs in this case. */ - if (!(num_online_cpus() > 1)) + if (num_online_cpus() < 2) return; - __default_local_send_IPI_allbutself(vector); + if (no_broadcast || vector == NMI_VECTOR) { + apic->send_IPI_mask_allbutself(cpu_online_mask, vector); + } else { + __default_send_IPI_shortcut(APIC_DEST_ALLBUT, vector, + apic->dest_logical); + } } void default_send_IPI_all(int vector) { - __default_local_send_IPI_all(vector); + if (no_broadcast || vector == NMI_VECTOR) { + apic->send_IPI_mask(cpu_online_mask, vector); + } else { + __default_send_IPI_shortcut(APIC_DEST_ALLINC, vector, + apic->dest_logical); + } } void default_send_IPI_self(int vector) |