diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2019-11-21 17:18:40 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2019-11-21 17:18:40 +0000 |
| commit | 2061735ff09f9d5e67c501a96227b470e7de69b1 (patch) | |
| tree | 96422f38427bbc6f6f3badc78e03d0d5065eb396 /target/i386/machine.c | |
| parent | 996970236c00f244ed9518238fef480725a40ff2 (diff) | |
| parent | 02fa60d10137ed2ef17534718d7467e0d2170142 (diff) | |
Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging
* x86 updates for Intel errata (myself, Eduardo)
* the big ugly list of x86 VMX features, which was targeted for 5.0 but
caused a Libvirt regression (myself)
# gpg: Signature made Thu 21 Nov 2019 15:35:13 GMT
# gpg: using RSA key BFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg: aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4 E2F7 7E15 100C CD36 69B1
# Subkey fingerprint: F133 3857 4B66 2389 866C 7682 BFFB D25F 78C7 AE83
* remotes/bonzini/tags/for-upstream:
i386: Add -noTSX aliases for hle=off, rtm=off CPU models
i386: Add new versions of Skylake/Cascadelake/Icelake without TSX
target/i386: add support for MSR_IA32_TSX_CTRL
target/i386: add VMX features to named CPU models
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target/i386/machine.c')
| -rw-r--r-- | target/i386/machine.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/target/i386/machine.c b/target/i386/machine.c index 7bdeb78157..2699eed94e 100644 --- a/target/i386/machine.c +++ b/target/i386/machine.c @@ -1293,6 +1293,25 @@ static const VMStateDescription vmstate_efer32 = { }; #endif +static bool msr_tsx_ctrl_needed(void *opaque) +{ + X86CPU *cpu = opaque; + CPUX86State *env = &cpu->env; + + return env->features[FEAT_ARCH_CAPABILITIES] & ARCH_CAP_TSX_CTRL_MSR; +} + +static const VMStateDescription vmstate_msr_tsx_ctrl = { + .name = "cpu/msr_tsx_ctrl", + .version_id = 1, + .minimum_version_id = 1, + .needed = msr_tsx_ctrl_needed, + .fields = (VMStateField[]) { + VMSTATE_UINT32(env.tsx_ctrl, X86CPU), + VMSTATE_END_OF_LIST() + } +}; + VMStateDescription vmstate_x86_cpu = { .name = "cpu", .version_id = 12, @@ -1427,6 +1446,7 @@ VMStateDescription vmstate_x86_cpu = { #ifdef CONFIG_KVM &vmstate_nested_state, #endif + &vmstate_msr_tsx_ctrl, NULL } }; |