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authorNicholas Piggin <npiggin@gmail.com>2018-05-05 03:19:33 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2018-06-03 20:40:28 +1000
commitbc9071133144acdbdb28cfc6ee5ce983d8fd5f81 (patch)
tree56d60aaf8324ed1e30d37dc76f1b075dccfa486d /arch/powerpc/kernel/smp.c
parenta7cba02deceda96df8018a827e6715d6f37be7b5 (diff)
downloadlinux-bc9071133144acdbdb28cfc6ee5ce983d8fd5f81.tar.gz
powerpc: move timer broadcast code under GENERIC_CLOCKEVENTS_BROADCAST ifdef
Signed-off-by: Nicholas Piggin <npiggin@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/smp.c')
-rw-r--r--arch/powerpc/kernel/smp.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index f66eec89c14cb4..6f5e3a6e259c05 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -156,11 +156,13 @@ static irqreturn_t reschedule_action(int irq, void *data)
return IRQ_HANDLED;
}
+#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
static irqreturn_t tick_broadcast_ipi_action(int irq, void *data)
{
timer_broadcast_interrupt();
return IRQ_HANDLED;
}
+#endif
#ifdef CONFIG_NMI_IPI
static irqreturn_t nmi_ipi_action(int irq, void *data)
@@ -173,7 +175,9 @@ static irqreturn_t nmi_ipi_action(int irq, void *data)
static irq_handler_t smp_ipi_action[] = {
[PPC_MSG_CALL_FUNCTION] = call_function_action,
[PPC_MSG_RESCHEDULE] = reschedule_action,
+#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
[PPC_MSG_TICK_BROADCAST] = tick_broadcast_ipi_action,
+#endif
#ifdef CONFIG_NMI_IPI
[PPC_MSG_NMI_IPI] = nmi_ipi_action,
#endif
@@ -187,7 +191,9 @@ static irq_handler_t smp_ipi_action[] = {
const char *smp_ipi_name[] = {
[PPC_MSG_CALL_FUNCTION] = "ipi call function",
[PPC_MSG_RESCHEDULE] = "ipi reschedule",
+#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
[PPC_MSG_TICK_BROADCAST] = "ipi tick-broadcast",
+#endif
[PPC_MSG_NMI_IPI] = "nmi ipi",
};
@@ -278,8 +284,10 @@ irqreturn_t smp_ipi_demux_relaxed(void)
generic_smp_call_function_interrupt();
if (all & IPI_MESSAGE(PPC_MSG_RESCHEDULE))
scheduler_ipi();
+#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
if (all & IPI_MESSAGE(PPC_MSG_TICK_BROADCAST))
timer_broadcast_interrupt();
+#endif
#ifdef CONFIG_NMI_IPI
if (all & IPI_MESSAGE(PPC_MSG_NMI_IPI))
nmi_ipi_action(0, NULL);