From: Zhao Liu <zhao1.liu@intel.com>
To: "Paolo Bonzini" <pbonzini@redhat.com>,
"Marcelo Tosatti" <mtosatti@redhat.com>,
"Daniel P . Berrangé" <berrange@redhat.com>,
"Igor Mammedov" <imammedo@redhat.com>
Cc: Babu Moger <babu.moger@amd.com>,
Ewan Hai <ewanhai-oc@zhaoxin.com>,
Xiaoyao Li <xiaoyao.li@intel.com>,
Tejus GK <tejus.gk@nutanix.com>,
Jason Zeng <jason.zeng@intel.com>,
Manish Mishra <manish.mishra@nutanix.com>,
Tao Su <tao1.su@intel.com>,
qemu-devel@nongnu.org, kvm@vger.kernel.org,
Zhao Liu <zhao1.liu@intel.com>
Subject: [RFC 09/10] i386/cpu: Enable 0x1f leaf for GraniteRapids by default
Date: Wed, 23 Apr 2025 19:47:01 +0800 [thread overview]
Message-ID: <20250423114702.1529340-10-zhao1.liu@intel.com> (raw)
In-Reply-To: <20250423114702.1529340-1-zhao1.liu@intel.com>
Host GraniteRapids CPU has 0x1f leaf by default, so that enable it for
Guest CPU by default as well.
Suggested-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Zhao Liu <zhao1.liu@intel.com>
---
target/i386/cpu.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 2a518b68e67a..38b330aaed4f 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -4706,8 +4706,11 @@ static const X86CPUDefinition builtin_x86_defs[] = {
},
{
.version = 3,
- .note = "with gnr-sp cache model",
+ .note = "with gnr-sp cache model and 0x1f leaf",
.cache_info = &xeon_gnr_cache_info,
+ .props = (PropValue[]) {
+ { "cpuid-0x1f", "on" },
+ }
},
{ /* end of list */ },
},
--
2.34.1
next prev parent reply other threads:[~2025-04-23 11:26 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-23 11:46 [RFC 00/10] i386/cpu: Cache CPUID fixup, Intel cache model & topo CPUID enhencement Zhao Liu
2025-04-23 11:46 ` [RFC 01/10] i386/cpu: Mark CPUID[0x80000005] as reserved for Intel Zhao Liu
2025-04-23 13:05 ` Xiaoyao Li
2025-04-24 2:52 ` Zhao Liu
2025-04-24 13:44 ` Ewan Hai
2025-04-25 9:39 ` Zhao Liu
2025-05-26 8:35 ` Ewan Hai
2025-05-27 9:15 ` Zhao Liu
2025-05-27 9:56 ` Ewan Hai
2025-06-24 7:22 ` Zhao Liu
2025-06-24 11:04 ` Ewan Hai
2025-06-25 3:03 ` Zhao Liu
2025-06-25 2:54 ` Ewan Hai
2025-06-25 9:19 ` Zhao Liu
2025-06-25 10:05 ` Ewan Hai
2025-04-23 11:46 ` [RFC 02/10] i386/cpu: Fix CPUID[0x80000006] for Intel CPU Zhao Liu
2025-04-23 11:46 ` [RFC 03/10] i386/cpu: Introduce cache model for SierraForest Zhao Liu
2025-04-23 11:46 ` [RFC 04/10] i386/cpu: Introduce cache model for GraniteRapids Zhao Liu
2025-04-23 11:46 ` [RFC 05/10] i386/cpu: Introduce cache model for SapphireRapids Zhao Liu
2025-04-24 4:54 ` Tejus GK
2025-04-24 6:53 ` Zhao Liu
2025-04-23 11:46 ` [RFC 06/10] i386/cpu: Introduce enable_cpuid_0x1f to force exposing CPUID 0x1f Zhao Liu
2025-05-13 12:45 ` Igor Mammedov
2025-05-14 15:23 ` Zhao Liu
2025-05-15 6:43 ` Xiaoyao Li
2025-04-23 11:46 ` [RFC 07/10] i386/cpu: Add a "cpuid-0x1f" property Zhao Liu
2025-04-23 11:47 ` [RFC 08/10] i386/cpu: Enable 0x1f leaf for SierraForest by default Zhao Liu
2025-04-23 11:47 ` Zhao Liu [this message]
2025-04-23 11:47 ` [RFC 10/10] i386/cpu: Enable 0x1f leaf for SapphireRapids " Zhao Liu
2025-04-24 6:57 ` [RFC 00/10] i386/cpu: Cache CPUID fixup, Intel cache model & topo CPUID enhencement Zhao Liu
2025-05-26 10:52 ` Ewan Hai
2025-05-27 9:19 ` Zhao Liu
2025-05-27 9:58 ` Ewan Hai
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