Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/powerpc/sysdev/xics/icp-native.c b/arch/powerpc/sysdev/xics/icp-native.c
index 37bfbc5..7d13d2e 100644
--- a/arch/powerpc/sysdev/xics/icp-native.c
+++ b/arch/powerpc/sysdev/xics/icp-native.c
@@ -1,11 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Copyright 2011 IBM Corporation.
- *
- *  This program is free software; you can redistribute it and/or
- *  modify it under the terms of the GNU General Public License
- *  as published by the Free Software Foundation; either version
- *  2 of the License, or (at your option) any later version.
- *
  */
 
 #include <linux/types.h>
@@ -145,7 +140,7 @@
 
 static void icp_native_cause_ipi(int cpu)
 {
-	kvmppc_set_host_ipi(cpu, 1);
+	kvmppc_set_host_ipi(cpu);
 	icp_native_set_qirr(cpu, IPI_PRIORITY);
 }
 
@@ -184,7 +179,7 @@
 	if (vec == XICS_IPI) {
 		/* Clear pending IPI */
 		int cpu = smp_processor_id();
-		kvmppc_set_host_ipi(cpu, 0);
+		kvmppc_clear_host_ipi(cpu);
 		icp_native_set_qirr(cpu, 0xff);
 	} else {
 		pr_err("XICS: hw interrupt 0x%x to offline cpu, disabling\n",
@@ -205,7 +200,7 @@
 {
 	int cpu = smp_processor_id();
 
-	kvmppc_set_host_ipi(cpu, 0);
+	kvmppc_clear_host_ipi(cpu);
 	icp_native_set_qirr(cpu, 0xff);
 
 	return smp_ipi_demux();