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[Qemu-devel] [PULL 24/76] Revert "i386: Add CPUID bit for PCONFIG"


From: Paolo Bonzini
Subject: [Qemu-devel] [PULL 24/76] Revert "i386: Add CPUID bit for PCONFIG"
Date: Tue, 5 Feb 2019 19:14:34 +0100

From: Robert Hoo <address@hidden>

This reverts commit 5131dc433df54b37e8e918d8fba7fe10344e7a7b.
For new instruction 'PCONFIG' will not be exposed to guest.

Signed-off-by: Robert Hoo <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Paolo Bonzini <address@hidden>
---
 target/i386/cpu.c | 2 +-
 target/i386/cpu.h | 1 -
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 7301e7d..6f3b841 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -1077,7 +1077,7 @@ static FeatureWordInfo feature_word_info[FEATURE_WORDS] = 
{
             NULL, NULL, NULL, NULL,
             NULL, NULL, NULL, NULL,
             NULL, NULL, NULL, NULL,
-            NULL, NULL, "pconfig", NULL,
+            NULL, NULL, NULL, NULL,
             NULL, NULL, NULL, NULL,
             NULL, NULL, "spec-ctrl", "stibp",
             NULL, "arch-capabilities", NULL, "ssbd",
diff --git a/target/i386/cpu.h b/target/i386/cpu.h
index 59656a7..95112b9 100644
--- a/target/i386/cpu.h
+++ b/target/i386/cpu.h
@@ -694,7 +694,6 @@ typedef uint32_t FeatureWordArray[FEATURE_WORDS];
 
 #define CPUID_7_0_EDX_AVX512_4VNNIW (1U << 2) /* AVX512 Neural Network 
Instructions */
 #define CPUID_7_0_EDX_AVX512_4FMAPS (1U << 3) /* AVX512 Multiply Accumulation 
Single Precision */
-#define CPUID_7_0_EDX_PCONFIG (1U << 18)       /* Platform Configuration */
 #define CPUID_7_0_EDX_SPEC_CTRL     (1U << 26) /* Speculation Control */
 #define CPUID_7_0_EDX_ARCH_CAPABILITIES (1U << 29)  /*Arch Capabilities*/
 #define CPUID_7_0_EDX_SPEC_CTRL_SSBD  (1U << 31) /* Speculative Store Bypass 
Disable */
-- 
1.8.3.1





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