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authorRichard Henderson <richard.henderson@linaro.org>2021-11-03 13:07:30 -0400
committerRichard Henderson <richard.henderson@linaro.org>2021-11-03 13:07:30 -0400
commitb1fd92137e4d485adeec8e9f292f928ff335b76c (patch)
treea313d04130309d9898fc07698096724c4b316386 /target/i386/cpu.c
parentc55e3370c359713ff1e2a3392f36978c629c20c8 (diff)
parent16bfbc70f39e420b6b6cfe39ed8571606482b94a (diff)
Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging
* Build system fixes and cleanups * DMA support in the multiboot option ROM * Rename default-bus-bypass-iommu * Deprecate -watchdog and cleanup -watchdog-action * HVF fix for <PAGE_SIZE regions * Support TSC scaling for AMD nested virtualization * Fix for ESP fuzzing bug # gpg: Signature made Tue 02 Nov 2021 10:57:37 AM EDT # gpg: using RSA key F13338574B662389866C7682BFFBD25F78C7AE83 # gpg: issuer "pbonzini@redhat.com" # gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full] # gpg: aka "Paolo Bonzini <pbonzini@redhat.com>" [full] * remotes/bonzini/tags/for-upstream: (27 commits) configure: fix --audio-drv-list help message configure: Remove the check for the __thread keyword Move the l2tpv3 test from configure to meson.build meson: remove unnecessary coreaudio test program meson: remove pointless warnings meson.build: Allow to disable OSS again meson: bump submodule to 0.59.3 qtest/am53c974-test: add test for cancelling in-flight requests esp: ensure in-flight SCSI requests are always cancelled KVM: SVM: add migration support for nested TSC scaling hw/i386: fix vmmouse registration watchdog: remove select_watchdog_action vl: deprecate -watchdog watchdog: add information from -watchdog help to -device help hw/i386: Rename default_bus_bypass_iommu hvf: Avoid mapping regions < PAGE_SIZE as ram configure: do not duplicate CPU_CFLAGS into QEMU_LDFLAGS configure: remove useless NPTL probe target/i386: use DMA-enabled multiboot ROM for new-enough QEMU machine types optionrom: add a DMA-enabled multiboot ROM ... Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target/i386/cpu.c')
-rw-r--r--target/i386/cpu.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index c5744ce08c..aa9e636800 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -5928,6 +5928,11 @@ static void x86_cpu_reset(DeviceState *dev)
}
x86_cpu_set_sgxlepubkeyhash(env);
+
+ if (env->features[FEAT_SVM] & CPUID_SVM_TSCSCALE) {
+ env->amd_tsc_scale_msr = MSR_AMD64_TSC_RATIO_DEFAULT;
+ }
+
#endif
}