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authorRichard Henderson2021-11-03 18:07:30 +0100
committerRichard Henderson2021-11-03 18:07:30 +0100
commitb1fd92137e4d485adeec8e9f292f928ff335b76c (patch)
treea313d04130309d9898fc07698096724c4b316386 /target/i386/machine.c
parentMerge remote-tracking branch 'remotes/vivier/tags/trivial-branch-for-6.2-pull... (diff)
parentconfigure: fix --audio-drv-list help message (diff)
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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/machine.c')
-rw-r--r--target/i386/machine.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/target/i386/machine.c b/target/i386/machine.c
index 4367931623..83c2b91529 100644
--- a/target/i386/machine.c
+++ b/target/i386/machine.c
@@ -1280,6 +1280,27 @@ static const VMStateDescription vmstate_spec_ctrl = {
}
};
+
+static bool amd_tsc_scale_msr_needed(void *opaque)
+{
+ X86CPU *cpu = opaque;
+ CPUX86State *env = &cpu->env;
+
+ return (env->features[FEAT_SVM] & CPUID_SVM_TSCSCALE);
+}
+
+static const VMStateDescription amd_tsc_scale_msr_ctrl = {
+ .name = "cpu/amd_tsc_scale_msr",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .needed = amd_tsc_scale_msr_needed,
+ .fields = (VMStateField[]){
+ VMSTATE_UINT64(env.amd_tsc_scale_msr, X86CPU),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+
static bool intel_pt_enable_needed(void *opaque)
{
X86CPU *cpu = opaque;
@@ -1558,6 +1579,7 @@ const VMStateDescription vmstate_x86_cpu = {
&vmstate_pkru,
&vmstate_pkrs,
&vmstate_spec_ctrl,
+ &amd_tsc_scale_msr_ctrl,
&vmstate_mcg_ext_ctl,
&vmstate_msr_intel_pt,
&vmstate_msr_virt_ssbd,