diff mbox series

[v4,8/8] i386/cpu: Adjust level for RDT on full_cpuid_auto_level

Message ID 20241205200025.2081863-9-whendrik@google.com (mailing list archive)
State New
Headers show
Series Emulate Intel RDT features needed to mount ResCtrl in Linux | expand

Commit Message

Hendrik Wuethrich Dec. 5, 2024, 8 p.m. UTC 
From: ‪Hendrik Wüthrich <whendrik@google.com>

Make sure that RDT monitoring and allocation features are included in
in full_cpuid_auto_level.

Signed-off-by: Hendrik Wüthrich <whendrik@google.com>
---
 target/i386/cpu.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 045705884a..e3f82571df 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -880,6 +880,7 @@  void x86_cpu_vendor_words2str(char *dst, uint32_t vendor1,
 #else
 #define TCG_7_0_ECX_RDPID 0
 #endif
+
 #define TCG_7_0_ECX_FEATURES (CPUID_7_0_ECX_UMIP | CPUID_7_0_ECX_PKU | \
           /* CPUID_7_0_ECX_OSPKE is dynamic */ \
           CPUID_7_0_ECX_LA57 | CPUID_7_0_ECX_PKS | CPUID_7_0_ECX_VAES | \
@@ -7672,6 +7673,8 @@  void x86_cpu_expand_features(X86CPU *cpu, Error **errp)
         x86_cpu_adjust_feat_level(cpu, FEAT_C000_0001_EDX);
         x86_cpu_adjust_feat_level(cpu, FEAT_SVM);
         x86_cpu_adjust_feat_level(cpu, FEAT_XSAVE);
+        x86_cpu_adjust_feat_level(cpu, FEAT_RDT_15_0_EDX);
+        x86_cpu_adjust_feat_level(cpu, FEAT_RDT_10_0_EBX);
 
         /* Intel Processor Trace requires CPUID[0x14] */
         if ((env->features[FEAT_7_0_EBX] & CPUID_7_0_EBX_INTEL_PT)) {