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From 9381f1943a9e2c5273e32a76fae36daf67ab7089 Mon Sep 17 00:00:00 2001
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From: Miroslav Rezanina <mrezanin@redhat.com>
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Date: Tue, 24 Oct 2017 05:33:03 +0200
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Subject: [PATCH 26/27] target-i386: Enable clflushopt/clwb/pcommit
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instructions
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RH-Author: Eduardo Habkost <ehabkost@redhat.com>
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Message-id: <20171017203653.28578-2-ehabkost@redhat.com>
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Patchwork-id: 77349
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O-Subject: [RHEL-7.5 qemu-kvm PATCH 1/2] target-i386: Enable clflushopt/clwb/pcommit instructions
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Bugzilla: 1501510
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RH-Acked-by: Paolo Bonzini <pbonzini@redhat.com>
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RH-Acked-by: Igor Mammedov <imammedo@redhat.com>
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RH-Acked-by: Bandan Das <bsd@redhat.com>
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From: Xiao Guangrong <guangrong.xiao@linux.intel.com>
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These instructions are used by NVDIMM drivers and the specification is
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located at:
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https://software.intel.com/sites/default/files/managed/0d/53/319433-022.pdf
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There instructions are available on Skylake Server.
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Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com>
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Reviewed-by: Richard Henderson <rth@twiddle.net>
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Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
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(cherry picked from commit f7fda280948a5e74aeb076ef346b991ecb173c56)
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Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
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---
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target-i386/cpu.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/target-i386/cpu.c b/target-i386/cpu.c
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index 914fc66..e739647 100644
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--- a/target-i386/cpu.c
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+++ b/target-i386/cpu.c
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@@ -149,8 +149,8 @@ static const char *cpuid_7_0_ebx_feature_name[] = {
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"bmi2", "erms", "invpcid", "rtm",
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NULL, NULL, "mpx", NULL,
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"avx512f", "avx512dq", "rdseed", "adx",
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- "smap", "avx512ifma", NULL, NULL,
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- NULL, NULL, "avx512pf", "avx512er",
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+ "smap", "avx512ifma", "pcommit", "clflushopt",
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+ "clwb", NULL, "avx512pf", "avx512er",
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"avx512cd", "sha-ni", "avx512bw", "avx512vl",
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};
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--
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1.8.3.1
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