vmware hypervisor interface · Supported

Maintainers

• M Ajay Kaher <ajay.kaher@broadcom.com>
• M Alexey Makhalov <alexey.makhalov@broadcom.com>
• R Broadcom internal kernel review list <bcm-kernel-feedback-list@broadcom.com>

Paths

• F arch/x86/include/asm/vmware.h
• F arch/x86/kernel/cpu/vmware.c

Last 30 days

Active reviewers (last 30 days)

• David Woodhouse <hidden>
  1 attestation (1 Reviewed-by) · last on 2026-05-29

Recent patches

Most-recent 30 patches in this subsystem on kvm (capped at 30), ordered by date desc.

• COOLING9d REVIEWED: 1 (0M) [PATCH v4 33/47] x86/paravirt: Pass sched_clock save/restore helpers during registration
  2026-05-29 · Sean Christopherson <seanjc@google.com>
• COOLING9d [PATCH v4 31/47] x86/vmware: NOP-ify save/restore hooks when using VMware's sched_clock
  2026-05-29 · Sean Christopherson <seanjc@google.com>
• COOLING9d [PATCH v4 10/47] x86/tsc: Consolidate forcing of X86_FEATURE_TSC_KNOWN_FREQ for PV code
  2026-05-29 · Sean Christopherson <seanjc@google.com>
• COOLING9d [PATCH v4 08/47] x86/tsc: Add dedicated hypervisor hooks for getting known TSC/CPU frequencies
  2026-05-29 · Sean Christopherson <seanjc@google.com>
• COLD21d REVIEWED: 2 (0M) [PATCH v3 31/41] x86/tsc: Pass KNOWN_FREQ and RELIABLE as params to registration
  2026-05-15 · Sean Christopherson <seanjc@google.com>
• COLD21d [PATCH v3 18/41] x86/paravirt: Pass sched_clock save/restore helpers during registration
  2026-05-15 · Sean Christopherson <seanjc@google.com>
• COLD21d [PATCH v3 16/41] x86/vmware: Nullify save/restore hooks when using VMware's sched_clock
  2026-05-15 · Sean Christopherson <seanjc@google.com>
• COLD21d REVIEWED: 2 (0M) [PATCH v3 02/41] x86/tsc: Add helper to register CPU and TSC freq calibration routines
  2026-05-15 · Sean Christopherson <seanjc@google.com>
• STALE125d [PATCH 3/3] x86/virt: rename x2apic_available to x2apic_without_ir_available
  2026-02-02 · Shashank Balaji <hidden>
• STALE84d [PATCH v4 2/6] x86/paravirt: Replace io_delay() hook with a bool
  2026-01-19 · Juergen Gross <jgross@suse.com>
• STALE154d [PATCH v3 1/5] x86/paravirt: Replace io_delay() hook with a bool
  2026-01-15 · Juergen Gross <jgross@suse.com>
• STALE118d REVIEWED: 17 (17M) [PATCH v5 06/21] sched: Move clock related paravirt code to kernel/sched
  2026-01-05 · Juergen Gross <jgross@suse.com>
• STALE160d [PATCH v2 1/5] x86/paravirt: Replace io_delay() hook with a bool
  2025-12-16 · Juergen Gross <jgross@suse.com>
• STALE118d REVIEWED: 17 (17M) [PATCH v4 06/21] sched: Move clock related paravirt code to kernel/sched
  2025-11-27 · Juergen Gross <jgross@suse.com>
• STALE183d [PATCH 1/5] x86/paravirt: Replace io_delay() hook with a bool
  2025-11-26 · Juergen Gross <jgross@suse.com>
• STALE118d REVIEWED: 17 (17M) [PATCH v3 06/21] sched: Move clock related paravirt code to kernel/sched
  2025-10-06 · Juergen Gross <jgross@suse.com>
• STALE118d REVIEWED: 17 (17M) [PATCH v2 06/21] sched: Move clock related paravirt code to kernel/sched
  2025-09-17 · Juergen Gross <jgross@suse.com>
• STALE118d [PATCH 06/14] sched: move clock related paravirt code to kernel/sched
  2025-09-11 · Juergen Gross <jgross@suse.com>
• STALE329d [PATCH v5 3/4] treewide: Explicitly include the x86 CPUID headers
  2025-07-24 · "Ahmed S. Darwish" <darwi@linutronix.de>
• STALE329d [PATCH v4 3/4] treewide: Explicitly include the x86 CPUID headers
  2025-07-23 · "Ahmed S. Darwish" <darwi@linutronix.de>
• STALE331d [PATCH v3 5/6] treewide: Explicitly include the x86 CPUID headers
  2025-07-22 · "Ahmed S. Darwish" <darwi@linutronix.de>
• STALE331d [PATCH v3 3/6] x86: Reorder headers alphabetically
  2025-07-22 · "Ahmed S. Darwish" <darwi@linutronix.de>
• STALE471d [PATCH v2 31/38] x86/tsc: Pass KNOWN_FREQ and RELIABLE as params to registration
  2025-02-27 · Sean Christopherson <seanjc@google.com>
• STALE471d [PATCH v2 18/38] x86/paravirt: Pass sched_clock save/restore helpers during registration
  2025-02-27 · Sean Christopherson <seanjc@google.com>
• STALE471d [PATCH v2 16/38] x86/vmware: Nullify save/restore hooks when using VMware's sched_clock
  2025-02-27 · Sean Christopherson <seanjc@google.com>
• STALE471d [PATCH v2 03/38] x86/tsc: Add helper to register CPU and TSC freq calibration routines
  2025-02-27 · Sean Christopherson <seanjc@google.com>
• STALE490d [PATCH 08/16] x86/tsc: Pass KNOWN_FREQ and RELIABLE as params to registration
  2025-02-01 · Sean Christopherson <seanjc@google.com>
• STALE490d [PATCH 03/16] x86/tsc: Add helper to register CPU and TSC freq calibration routines
  2025-02-01 · Sean Christopherson <seanjc@google.com>
• STALE1347d Re: [PATCH v2] x86/PCI: Prefer MMIO over PIO on all hypervisor
  2022-10-03 · Nadav Amit <hidden>
• STALE1924d REVIEWED: 17 (17M) [PATCH v7 04/14] x86/paravirt: switch time pvops functions to use static_call()
  2021-03-11 · Juergen Gross <jgross@suse.com>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• COLD21d REVIEWED: 2 (0M) [PATCH v3 02/41] x86/tsc: Add helper to register CPU and TSC freq calibration routines
  2026-05-15 · Sean Christopherson <seanjc@google.com> · 1 Reviewed-by, 1 Tested-by
• COOLING9d REVIEWED: 1 (0M) [PATCH v4 33/47] x86/paravirt: Pass sched_clock save/restore helpers during registration
  2026-05-29 · Sean Christopherson <seanjc@google.com> · 1 Reviewed-by

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• STALE183d [PATCH 1/5] x86/paravirt: Replace io_delay() hook with a bool
  2025-11-26 · Juergen Gross <jgross@suse.com>
• STALE160d [PATCH v2 1/5] x86/paravirt: Replace io_delay() hook with a bool
  2025-12-16 · Juergen Gross <jgross@suse.com>