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[Qemu-devel] [PULL 22/76] i386: remove the new CPUID 'PCONFIG' from Icel
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PULL 22/76] i386: remove the new CPUID 'PCONFIG' from Icelake-Server CPU model |
Date: |
Tue, 5 Feb 2019 19:14:32 +0100 |
From: Robert Hoo <address@hidden>
PCONFIG is not available to guests; it must be specifically enabled
using the PCONFIG_ENABLE execution control. Disable it, because
no one can ever use it.
Signed-off-by: Robert Hoo <address@hidden>
Message-Id: <address@hidden>
Cc: address@hidden
Signed-off-by: Paolo Bonzini <address@hidden>
---
target/i386/cpu.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 7483dae..4d21ae4 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -2650,8 +2650,7 @@ static X86CPUDefinition builtin_x86_defs[] = {
CPUID_7_0_ECX_AVX512VNNI | CPUID_7_0_ECX_AVX512BITALG |
CPUID_7_0_ECX_AVX512_VPOPCNTDQ | CPUID_7_0_ECX_LA57,
.features[FEAT_7_0_EDX] =
- CPUID_7_0_EDX_PCONFIG | CPUID_7_0_EDX_SPEC_CTRL |
- CPUID_7_0_EDX_SPEC_CTRL_SSBD,
+ CPUID_7_0_EDX_SPEC_CTRL | CPUID_7_0_EDX_SPEC_CTRL_SSBD,
/* Missing: XSAVES (not supported by some Linux versions,
* including v4.1 to v4.12).
* KVM doesn't yet expose any XSAVES state save component,
--
1.8.3.1
- [Qemu-devel] [PULL v2 00/76] misc patches for 2019-02-04, Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 01/76] vhost-user-test: use g_cond_broadcast, Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 06/76] tap: flush STDOUT on newline, Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 02/76] vhost-user-test: signal data_cond when s->rings changes, Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 07/76] cpu-exec: add assert_no_pages_locked() after longjmp, Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 23/76] i386: remove the 'INTEL_PT' CPUID bit from named CPU models, Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 10/76] cpus: ignore ESRCH in qemu_cpu_kick_thread(), Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 08/76] cpu-exec: reset BQL after longjmp in cpu_exec_step_atomic, Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 03/76] vhost-user-test: support VHOST_USER_PROTOCOL_F_CROSS_ENDIAN, Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 22/76] i386: remove the new CPUID 'PCONFIG' from Icelake-Server CPU model,
Paolo Bonzini <=
- [Qemu-devel] [PULL 20/76] optionrom/pvh: load initrd from fw_cfg, Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 13/76] pvh: Add x86/HVM direct boot ABI header file, Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 09/76] configure: Add a proper check for openpty() in libutil, Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 15/76] pvh: load initrd and expose it through fw_cfg, Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 24/76] Revert "i386: Add CPUID bit for PCONFIG", Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 19/76] hw/i386/pc: use PVH option rom, Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 26/76] contrib/elf2dmp: fix elf.h including, Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 12/76] elf-ops.h: Add get_elf_note_type(), Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 21/76] hw/i386/pc: enable PVH only for machine type >= 4.0, Paolo Bonzini, 2019/02/05
- [Qemu-devel] [PULL 27/76] contrib/elf2dmp: use GLib in ELF processing, Paolo Bonzini, 2019/02/05