← All active subsystems in kvm

tracing · Maintained

Maintainers

• M Steven Rostedt <rostedt@goodmis.org>
• M Masami Hiramatsu <mhiramat@kernel.org>
• R Mathieu Desnoyers <mathieu.desnoyers@efficios.com>

Paths

• F Documentation/core-api/tracepoint.rst
• F Documentation/trace/*
• F fs/tracefs/
• F include/linux/trace*.h
• F include/trace/
• F kernel/trace/
• F kernel/tracepoint.c
• F scripts/tracing/
• F scripts/tracepoint-update.c
• F tools/testing/selftests/ftrace/

Last 30 days

Most active threads (last 7 days)

• WARM1d [RFC PATCH 00/10] uaccess: Refuse and warn on user accesses when current->mm is NULL
  2026-10-26 21:52 · 1 reply in 7d · James Houghton <hidden>

Active reviewers (last 30 days)

• Michal Suchánek <hidden>
  5 attestations (5 Reported-by) · last on 2026-10-23

Recent patches

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

• WARM1d [RFC PATCH 03/10] bpf: Fail sleepable user copy helpers when current->mm is NULL
  2026-10-26 · James Houghton <hidden>
• COOLING4d [PATCH v4] ring-buffer: Do not check si_mem_available() before deferred init completes
  2026-10-23 · Amit Machhiwal <hidden>
• COOLING7d [PATCH v3] ring-buffer: Do not check si_mem_available() before deferred init completes
  2026-10-22 · Amit Machhiwal <hidden>
• COOLING7d [PATCH v2] ring-buffer: Do not check si_mem_available() before deferred init completes
  2026-10-16 · Amit Machhiwal <hidden>
• COOLING7d [PATCH 2/2] ring-buffer: Do not check si_mem_available() during SYSTEM_BOOTING
  2026-10-09 · Amit Machhiwal <hidden>
• COOLING7d LANDED [PATCH 1/2] tracing: Do not initialize tracefs work if tracing is disabled
  2026-10-09 · Amit Machhiwal <hidden>
• COLD15d [RFC PATCH 4/6] dma-buf: Allow dynamic attach without a device
  2026-10-05 · Fred Griffoul <hidden>
• COLD16d LANDED [PATCH v9 01/24] KVM: Make device name configurable
  2026-09-30 · Steffen Eiden <seiden@linux.ibm.com>
• COLD35d [PATCH v17 13/13] tracing/wprobe: Support BTF struct offset resolution in set_wprobe trigger
  2026-09-22 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD35d [PATCH v17 12/13] tracing/wprobe: Support BTF typecast in fetchargs
  2026-09-22 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD35d SUPERSEDED [PATCH v17 11/13] selftests: tracing: Add wprobe trigger testcases
  2026-09-22 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD35d SUPERSEDED [PATCH v17 10/13] tracing/wprobe: Add set_wprobe and clear_wprobe event triggers
  2026-09-22 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD35d SUPERSEDED [PATCH v17 09/13] selftests: tracing: Add syntax testcase for wprobe
  2026-09-22 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD35d SUPERSEDED [PATCH v17 08/13] selftests: tracing: Add a basic testcase for wprobe
  2026-09-22 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD35d SUPERSEDED: 1 (0M) [PATCH v17 07/13] x86: hw_breakpoint: Add a kconfig to clarify when a breakpoint fires
  2026-09-22 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD35d SUPERSEDED [PATCH v17 06/13] tracing/wprobe: Add wprobe (watchpoint probe) trace event support
  2026-09-22 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD39d [PATCH 21/31] KVM: Introduce a generation number for memory attributes
  2026-09-18 · Paolo Bonzini <pbonzini@redhat.com>
• COLD30d SUPERSEDED [PATCH v8 07/29] KVM: Make device name configurable
  2026-09-18 · Steffen Eiden <seiden@linux.ibm.com>
• COLD42d SUPERSEDED [PATCH v2 18/28] KVM: Introduce a generation number for memory attributes
  2026-09-18 · Paolo Bonzini <pbonzini@redhat.com>
• COLD38d SUPERSEDED [PATCH v16 13/13] tracing/wprobe: Support BTF struct offset resolution in set_wprobe trigger
  2026-09-14 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD38d SUPERSEDED [PATCH v16 12/13] tracing/wprobe: Support BTF typecast in fetchargs
  2026-09-14 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD38d SUPERSEDED [PATCH v16 11/13] selftests: tracing: Add wprobe trigger testcase
  2026-09-14 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD38d SUPERSEDED [PATCH v16 10/13] tracing/wprobe: Add set_wprobe and clear_wprobe event triggers
  2026-09-14 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD38d SUPERSEDED [PATCH v16 09/13] selftests: tracing: Add syntax testcase for wprobe
  2026-09-14 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD38d SUPERSEDED [PATCH v16 08/13] selftests: tracing: Add a basic testcase for wprobe
  2026-09-14 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD38d SUPERSEDED: 1 (0M) [PATCH v16 07/13] x86: hw_breakpoint: Add a kconfig to clarify when a breakpoint fires
  2026-09-14 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD38d SUPERSEDED [PATCH v16 06/13] tracing/wprobe: Add wprobe (watchpoint probe) trace event support
  2026-09-14 · Masami Hiramatsu (Google) <mhiramat@kernel.org>
• COLD35d LANDED: 4 (0M) [PATCH v13 04/44] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES
  2026-09-10 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COLD35d LANDED: 4 (0M) [PATCH v13 06/44] KVM: Rename memory attribute APIs to prepare for in-place gmem conversion
  2026-09-10 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COLD43d Re: [PATCH v7 02/23] KVM: Make device name configurable
  2026-09-02 · Sean Christopherson <seanjc@google.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.

• STALE149d REVIEWED: 2 (2M) [PATCH v6 03/15] mm: rename uffd-wp PTE accessors to uffd +14 more in this series
  2026-05-29 · Kiryl Shutsemau (Meta) <kas@kernel.org> · 2 Reviewed-by
• COLD30d REVIEWED: 4 (0M) [PATCH v11 04/46] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES +45 more in this series
  2026-08-26 · Ackerley Tng <hidden> · 3 Reviewed-by, 1 Tested-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.

• DORMANTno replies LANDED [PATCH] tracing: Make undefsyms_base.c a first-class citizen
  2026-04-21 · Marc Zyngier <maz@kernel.org>