chore(vmm): Remove unnecessary constants

The MSR indices are generated by bind-gen.

Signed-off-by: Takahiro Itazuri <[email protected]>

Author: zulinx86

src/vmm/src/arch/x86_64/msr.rs

@@ -11,6 +11,7 @@ use crate::arch::x86_64::generated::hyperv_tlfs::*;
 use crate::arch::x86_64::generated::msr_index::*;
 use crate::arch::x86_64::generated::perf_event::*;
 use crate::cpu_config::x86_64::cpuid::common::GetCpuidError;
+use crate::logger::info;
 
 #[derive(Debug, PartialEq, Eq, thiserror::Error, displaydoc::Display)]
 /// MSR related errors.
@@ -58,14 +59,6 @@ const MSR_KVM_PV_EOI_EN: u32 = 0x4b56_4d04;
 const MSR_KVM_POLL_CONTROL: u32 = 0x4b56_4d05;
 const MSR_KVM_ASYNC_PF_INT: u32 = 0x4b56_4d06;
 
-/// Taken from arch/x86/include/asm/msr-index.h
-/// Spectre mitigations control MSR
-pub const MSR_IA32_SPEC_CTRL: u32 = 0x0000_0048;
-/// Architecture capabilities MSR
-pub const MSR_IA32_ARCH_CAPABILITIES: u32 = 0x0000_010a;
-
-const MSR_IA32_PRED_CMD: u32 = 0x0000_0049;
-
 bitflags! {
     /// Feature flags enumerated in the IA32_ARCH_CAPABILITIES MSR.
     /// See https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/technical-documentation/cpuid-enumeration-and-architectural-msrs.html
@@ -269,6 +262,9 @@ pub fn get_msrs_to_save(kvm_fd: &Kvm) -> Result<MsrList, MsrError> {
     let mut msr_index_list = kvm_fd
         .get_msr_index_list()
         .map_err(MsrError::GetMsrIndexList)?;
+    for idx in msr_index_list.as_slice() {
+        info!("{idx:#x}");
+    }
     msr_index_list.retain(|msr_index| msr_should_serialize(*msr_index));
     Ok(msr_index_list)
 }