powerpc: Remove checks for MSG_ALL and MSG_ALL_BUT_SELF

Now that smp_ops->smp_message_pass is always called with an (online) cpu
number for the target remove the checks for MSG_ALL and MSG_ALL_BUT_SELF.

Signed-off-by: Milton Miller <miltonm@bga.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

3 files changed, 4 insertions, 52 deletions

diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 116695b7a5cb..68ea50c41902 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -1628,31 +1628,15 @@ static void mpic_send_ipi(unsigned int ipi_no, const struct cpumask *cpu_mask)
 		       mpic_physmask(cpumask_bits(cpu_mask)[0]));
 }
 
-void smp_mpic_message_pass(int target, int msg)
+void smp_mpic_message_pass(int cpu, int msg)
 {
-	cpumask_var_t tmp;
-
 	/* make sure we're sending something that translates to an IPI */
 	if ((unsigned int)msg > 3) {
 		printk("SMP %d: smp_message_pass: unknown msg %d\n",
 		       smp_processor_id(), msg);
 		return;
 	}
-	switch (target) {
-	case MSG_ALL:
-		mpic_send_ipi(msg, cpu_online_mask);
-		break;
-	case MSG_ALL_BUT_SELF:
-		alloc_cpumask_var(&tmp, GFP_NOWAIT);
-		cpumask_andnot(tmp, cpu_online_mask,
-			       cpumask_of(smp_processor_id()));
-		mpic_send_ipi(msg, tmp);
-		free_cpumask_var(tmp);
-		break;
-	default:
-		mpic_send_ipi(msg, cpumask_of(target));
-		break;
-	}
+	mpic_send_ipi(msg, cpumask_of(cpu));
 }
 
 int __init smp_mpic_probe(void)
diff --git a/arch/powerpc/sysdev/xics/icp-hv.c b/arch/powerpc/sysdev/xics/icp-hv.c
index 76e87245bbfe..234764c189a4 100644
--- a/arch/powerpc/sysdev/xics/icp-hv.c
+++ b/arch/powerpc/sysdev/xics/icp-hv.c
@@ -118,7 +118,7 @@ static void icp_hv_set_cpu_priority(unsigned char cppr)
 
 #ifdef CONFIG_SMP
 
-static inline void icp_hv_do_message(int cpu, int msg)
+static void icp_hv_message_pass(int cpu, int msg)
 {
 	unsigned long *tgt = &per_cpu(xics_ipi_message, cpu);
 
@@ -127,22 +127,6 @@ static inline void icp_hv_do_message(int cpu, int msg)
 	icp_hv_set_qirr(cpu, IPI_PRIORITY);
 }
 
-static void icp_hv_message_pass(int target, int msg)
-{
-	unsigned int i;
-
-	if (target < NR_CPUS) {
-		icp_hv_do_message(target, msg);
-	} else {
-		for_each_online_cpu(i) {
-			if (target == MSG_ALL_BUT_SELF
-			    && i == smp_processor_id())
-				continue;
-			icp_hv_do_message(i, msg);
-		}
-	}
-}
-
 static irqreturn_t icp_hv_ipi_action(int irq, void *dev_id)
 {
 	int cpu = smp_processor_id();
diff --git a/arch/powerpc/sysdev/xics/icp-native.c b/arch/powerpc/sysdev/xics/icp-native.c
index 3508321c4501..246500eefbfd 100644
--- a/arch/powerpc/sysdev/xics/icp-native.c
+++ b/arch/powerpc/sysdev/xics/icp-native.c
@@ -134,7 +134,7 @@ static unsigned int icp_native_get_irq(void)
 
 #ifdef CONFIG_SMP
 
-static inline void icp_native_do_message(int cpu, int msg)
+static void icp_native_message_pass(int cpu, int msg)
 {
 	unsigned long *tgt = &per_cpu(xics_ipi_message, cpu);
 
@@ -143,22 +143,6 @@ static inline void icp_native_do_message(int cpu, int msg)
 	icp_native_set_qirr(cpu, IPI_PRIORITY);
 }
 
-static void icp_native_message_pass(int target, int msg)
-{
-	unsigned int i;
-
-	if (target < NR_CPUS) {
-		icp_native_do_message(target, msg);
-	} else {
-		for_each_online_cpu(i) {
-			if (target == MSG_ALL_BUT_SELF
-			    && i == smp_processor_id())
-				continue;
-			icp_native_do_message(i, msg);
-		}
-	}
-}
-
 static irqreturn_t icp_native_ipi_action(int irq, void *dev_id)
 {
 	int cpu = smp_processor_id();