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* rust: miscellaneous changes

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* target/i386: small code generation improvements
 * target/i386: various cleanups and fixes
 * cpu: remove env->nr_cores
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Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* rust: miscellaneous changes
* target/i386: small code generation improvements
* target/i386: various cleanups and fixes
* cpu: remove env->nr_cores

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# gpg: Signature made Fri 10 Jan 2025 17:34:48 EST
# 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]
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* tag 'for-upstream' of https://gitlab.com/bonzini/qemu: (38 commits)
  i386/cpu: Set and track CPUID_EXT3_CMP_LEG in env->features[FEAT_8000_0001_ECX]
  i386/cpu: Set up CPUID_HT in x86_cpu_expand_features() instead of cpu_x86_cpuid()
  cpu: Remove nr_cores from struct CPUState
  i386/cpu: Hoist check of CPUID_EXT3_TOPOEXT against threads_per_core
  i386/cpu: Track a X86CPUTopoInfo directly in CPUX86State
  i386/topology: Introduce helpers for various topology info of different level
  i386/topology: Update the comment of x86_apicid_from_topo_ids()
  i386/cpu: Drop cores_per_pkg in cpu_x86_cpuid()
  i386/cpu: Drop the variable smp_cores and smp_threads in x86_cpu_pre_plug()
  i386/cpu: Extract a common fucntion to setup value of MSR_CORE_THREAD_COUNT
  target/i386/kvm: Replace ARRAY_SIZE(msr_handlers) with KVM_MSR_FILTER_MAX_RANGES
  target/i386/kvm: Clean up error handling in kvm_arch_init()
  target/i386/kvm: Return -1 when kvm_msr_energy_thread_init() fails
  target/i386/kvm: Clean up return values of MSR filter related functions
  target/i386/confidential-guest: Fix comment of x86_confidential_guest_kvm_type()
  target/i386/kvm: Drop workaround for KVM_X86_DISABLE_EXITS_HTL typo
  target/i386/kvm: Only save/load kvmclock MSRs when kvmclock enabled
  target/i386/kvm: Remove local MSR_KVM_WALL_CLOCK and MSR_KVM_SYSTEM_TIME definitions
  target/i386/kvm: Add feature bit definitions for KVM CPUID
  i386/cpu: Mark avx10_version filtered when prefix is NULL
  ...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Stefan Hajnoczi 2025-01-17 10:12:52 -05:00
commit 09360a048b
52 changed files with 712 additions and 367 deletions
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30
include/hw/i386/topology.h
View file

@ -121,9 +121,10 @@ static inline unsigned apicid_pkg_offset(X86CPUTopoInfo *topo_info)
}
/*
* Make APIC ID for the CPU based on Pkg_ID, Core_ID, SMT_ID
* Make APIC ID for the CPU based on topology and IDs of each topology level.
*
* The caller must make sure core_id < nr_cores and smt_id < nr_threads.
* The caller must make sure the ID of each level doesn't exceed the width of
* the level.
*/
static inline apic_id_t x86_apicid_from_topo_ids(X86CPUTopoInfo *topo_info,
const X86CPUTopoIDs *topo_ids)
@ -202,4 +203,29 @@ static inline bool x86_has_extended_topo(unsigned long *topo_bitmap)
test_bit(CPU_TOPOLOGY_LEVEL_DIE, topo_bitmap);
}
static inline unsigned x86_module_per_pkg(X86CPUTopoInfo *topo_info)
{
return topo_info->modules_per_die * topo_info->dies_per_pkg;
}
static inline unsigned x86_cores_per_pkg(X86CPUTopoInfo *topo_info)
{
return topo_info->cores_per_module * x86_module_per_pkg(topo_info);
}
static inline unsigned x86_threads_per_pkg(X86CPUTopoInfo *topo_info)
{
return topo_info->threads_per_core * x86_cores_per_pkg(topo_info);
}
static inline unsigned x86_threads_per_module(X86CPUTopoInfo *topo_info)
{
return topo_info->threads_per_core * topo_info->cores_per_module;
}
static inline unsigned x86_threads_per_die(X86CPUTopoInfo *topo_info)
{
return x86_threads_per_module(topo_info) * topo_info->modules_per_die;
}
#endif /* HW_I386_TOPOLOGY_H */