add led

hc

2024-05-10 10ebd8556b7990499c896a550e3d416b444211e6

 kernel/arch/powerpc/kvm/book3s_rtas.c
..
..
@@ -1,9 +1,6 @@
1
+// SPDX-License-Identifier: GPL-2.0-only
1
2
 /*
2
3
  * Copyright 2012 Michael Ellerman, IBM Corporation.
3
- *
4
- * This program is free software; you can redistribute it and/or modify
5
- * it under the terms of the GNU General Public License, version 2, as
6
- * published by the Free Software Foundation.
7
4
  */
8
5
 
9
6
 #include <linux/kernel.h>
..
..
@@ -33,7 +30,7 @@
33
30
 	server = be32_to_cpu(args->args[1]);
34
31
 	priority = be32_to_cpu(args->args[2]);
35
32
 
36
-	if (xive_enabled())
33
+	if (xics_on_xive())
37
34
 		rc = kvmppc_xive_set_xive(vcpu->kvm, irq, server, priority);
38
35
 	else
39
36
 		rc = kvmppc_xics_set_xive(vcpu->kvm, irq, server, priority);
..
..
@@ -56,7 +53,7 @@
56
53
 	irq = be32_to_cpu(args->args[0]);
57
54
 
58
55
 	server = priority = 0;
59
-	if (xive_enabled())
56
+	if (xics_on_xive())
60
57
 		rc = kvmppc_xive_get_xive(vcpu->kvm, irq, &server, &priority);
61
58
 	else
62
59
 		rc = kvmppc_xics_get_xive(vcpu->kvm, irq, &server, &priority);
..
..
@@ -83,7 +80,7 @@
83
80
 
84
81
 	irq = be32_to_cpu(args->args[0]);
85
82
 
86
-	if (xive_enabled())
83
+	if (xics_on_xive())
87
84
 		rc = kvmppc_xive_int_off(vcpu->kvm, irq);
88
85
 	else
89
86
 		rc = kvmppc_xics_int_off(vcpu->kvm, irq);
..
..
@@ -105,7 +102,7 @@
105
102
 
106
103
 	irq = be32_to_cpu(args->args[0]);
107
104
 
108
-	if (xive_enabled())
105
+	if (xics_on_xive())
109
106
 		rc = kvmppc_xive_int_on(vcpu->kvm, irq);
110
107
 	else
111
108
 		rc = kvmppc_xics_int_on(vcpu->kvm, irq);
..
..
@@ -232,7 +229,9 @@
232
229
 	 */
233
230
 	args_phys = kvmppc_get_gpr(vcpu, 4) & KVM_PAM;
234
231
 
232
+	vcpu->srcu_idx = srcu_read_lock(&vcpu->kvm->srcu);
235
233
 	rc = kvm_read_guest(vcpu->kvm, args_phys, &args, sizeof(args));
234
+	srcu_read_unlock(&vcpu->kvm->srcu, vcpu->srcu_idx);
236
235
 	if (rc)
237
236
 		goto fail;
238
237