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[src/trunk]: src/sys/arch/x86 Revert, wrong branch
details: https://anonhg.NetBSD.org/src/rev/8ebbc1a2972c
branches: trunk
changeset: 970993:8ebbc1a2972c
user: bouyer <bouyer%NetBSD.org@localhost>
date: Fri Apr 10 14:35:26 2020 +0000
description:
Revert, wrong branch
diffstat:
sys/arch/x86/include/cpu.h | 15 +--------------
sys/arch/x86/x86/cpu.c | 6 ++++--
sys/arch/x86/x86/patch.c | 7 +++----
3 files changed, 8 insertions(+), 20 deletions(-)
diffs (86 lines):
diff -r 62bf4cb08796 -r 8ebbc1a2972c sys/arch/x86/include/cpu.h
--- a/sys/arch/x86/include/cpu.h Fri Apr 10 14:34:27 2020 +0000
+++ b/sys/arch/x86/include/cpu.h Fri Apr 10 14:35:26 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: cpu.h,v 1.118 2020/04/10 14:34:27 bouyer Exp $ */
+/* $NetBSD: cpu.h,v 1.119 2020/04/10 14:35:26 bouyer Exp $ */
/*
* Copyright (c) 1990 The Regents of the University of California.
@@ -505,19 +505,6 @@
} vm_guest_t;
extern vm_guest_t vm_guest;
-static __inline bool __unused
-vm_guest_is_xenpv(void)
-{
- switch(vm_guest) {
- case VM_GUEST_XENPV:
- case VM_GUEST_XENPVH:
- case VM_GUEST_XENPVHVM:
- return true;
- default:
- return false;
- }
-}
-
/* cpu_topology.c */
void x86_cpu_topology(struct cpu_info *);
diff -r 62bf4cb08796 -r 8ebbc1a2972c sys/arch/x86/x86/cpu.c
--- a/sys/arch/x86/x86/cpu.c Fri Apr 10 14:34:27 2020 +0000
+++ b/sys/arch/x86/x86/cpu.c Fri Apr 10 14:35:26 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: cpu.c,v 1.182 2020/04/10 14:34:27 bouyer Exp $ */
+/* $NetBSD: cpu.c,v 1.183 2020/04/10 14:35:26 bouyer Exp $ */
/*
* Copyright (c) 2000-2012 NetBSD Foundation, Inc.
@@ -62,7 +62,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: cpu.c,v 1.182 2020/04/10 14:34:27 bouyer Exp $");
+__KERNEL_RCSID(0, "$NetBSD: cpu.c,v 1.183 2020/04/10 14:35:26 bouyer Exp $");
#include "opt_ddb.h"
#include "opt_mpbios.h" /* for MPDEBUG */
@@ -720,8 +720,10 @@
kcpuset_t *cpus;
u_long i;
+#ifndef XEN
/* Now that we know the number of CPUs, patch the text segment. */
x86_patch(false);
+#endif
#if NACPICA > 0
/* Finished with NUMA info for now. */
diff -r 62bf4cb08796 -r 8ebbc1a2972c sys/arch/x86/x86/patch.c
--- a/sys/arch/x86/x86/patch.c Fri Apr 10 14:34:27 2020 +0000
+++ b/sys/arch/x86/x86/patch.c Fri Apr 10 14:35:26 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: patch.c,v 1.38 2020/04/10 14:34:27 bouyer Exp $ */
+/* $NetBSD: patch.c,v 1.39 2020/04/10 14:35:26 bouyer Exp $ */
/*-
* Copyright (c) 2007, 2008, 2009 The NetBSD Foundation, Inc.
@@ -34,7 +34,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: patch.c,v 1.38 2020/04/10 14:34:27 bouyer Exp $");
+__KERNEL_RCSID(0, "$NetBSD: patch.c,v 1.39 2020/04/10 14:35:26 bouyer Exp $");
#include "opt_lockdebug.h"
#ifdef i386
@@ -250,8 +250,7 @@
#endif /* i386 */
#if !defined(SPLDEBUG)
- if (!early && (cpu_feature[0] & CPUID_CX8) != 0 &&
- !vm_guest_is_xenpv()) {
+ if (!early && (cpu_feature[0] & CPUID_CX8) != 0) {
/* Faster splx(), mutex_spin_exit(). */
patchfunc(
cx8_spllower, cx8_spllower_end,
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