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

Active reviewers (last 30 days)

• Shivank Garg <hidden>
  6 attestations (6 Tested-by) · last on 2026-09-10
• Fuad Tabba <hidden>
  6 attestations (6 Reviewed-by) · last on 2026-09-10
• Xiaoyao Li <hidden>
  6 attestations (6 Reviewed-by) · last on 2026-09-10
• Binbin Wu <hidden>
  6 attestations (6 Reviewed-by) · last on 2026-09-10

Recent patches

Most-recent 29 patches in this subsystem on linux-coco, ordered by date desc.

• COOLING13d REVIEWED: 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>
• COOLING13d REVIEWED: 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>
• COOLING14d REVIEWED: 4 (0M) [PATCH v12 06/45] KVM: Rename memory attribute APIs to prepare for in-place gmem conversion
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING14d REVIEWED: 4 (0M) [PATCH v12 04/45] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COLD26d REVIEWED: 4 (0M) [PATCH v11 06/46] KVM: Rename memory attribute APIs to prepare for in-place gmem conversion
  2026-08-26 · Ackerley Tng <hidden>
• COLD26d REVIEWED: 4 (0M) [PATCH v11 04/46] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES
  2026-08-26 · Ackerley Tng <hidden>
• COLD27d REVIEWED: 3 (0M) [PATCH v10 05/41] KVM: Rename memory attribute APIs to prepare for in-place gmem conversion
  2026-08-07 · Ackerley Tng <hidden>
• COLD27d REVIEWED: 4 (0M) [PATCH v10 03/41] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES
  2026-08-07 · Ackerley Tng <hidden>
• COLD45d REVIEWED: 4 (0M) [PATCH v9 02/41] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES
  2026-07-29 · Ackerley Tng <hidden>
• COLD45d REVIEWED: 2 (0M) [PATCH v9 04/41] KVM: Rename memory attribute APIs to prepare for in-place gmem conversion
  2026-07-29 · Ackerley Tng <hidden>
• COLD44d IN LINUX-NEXT: 6 (6M) [PATCH v8 09/23] dma-mapping: Add internal shared allocation attribute
  2026-07-17 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• STALE69d [PATCH v7 09/22] dma-mapping: Add internal shared allocation attribute
  2026-07-01 · "Aneesh Kumar K.V (Arm)" <aneesh.kumar@kernel.org>
• COLD59d REVIEWED: 1 (0M) [PATCH v8 02/46] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES
  2026-06-19 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• STALE91d REVIEWED: 1 (0M) [PATCH v7 02/42] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES
  2026-05-23 · Ackerley Tng <hidden>
• STALE119d [PATCH v6 02/43] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES
  2026-05-07 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• STALE134d [PATCH RFC v5 02/53] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES
  2026-04-28 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• STALE125d LANDED [PATCH v5 1/2] dma-mapping: introduce DMA_ATTR_CC_SHARED for shared memory
  2026-03-25 · Jiri Pirko <jiri@resnulli.us>
• STALE183d [PATCH v4 1/2] dma-mapping: introduce DMA_ATTR_CC_DECRYPTED for pre-decrypted memory
  2026-03-16 · Jiri Pirko <jiri@resnulli.us>
• STALE183d [PATCH net-next v3 1/2] dma-mapping: introduce DMA_ATTR_CC_DECRYPTED for pre-decrypted memory
  2026-03-05 · Jiri Pirko <jiri@resnulli.us>
• STALE211d [PATCH v2 1/2] dma-mapping: introduce DMA_ATTR_CC_DECRYPTED for pre-decrypted memory
  2026-02-23 · Jiri Pirko <jiri@resnulli.us>
• STALE213d [PATCH 2/5] dma-mapping: introduce DMA_ATTR_CC_DECRYPTED for pre-decrypted memory
  2026-02-09 · Jiri Pirko <jiri@resnulli.us>
• STALE497d REVIEWED: 2 (0M) [PATCH v8 1/7] tsm-mr: Add TVM Measurement Register support
  2025-05-09 · Dan Williams <hidden>
• STALE497d REVIEWED: 2 (0M) [PATCH v7 1/7] tsm-mr: Add TVM Measurement Register support
  2025-05-09 · Dan Williams <hidden>
• STALE497d REVIEWED: 2 (0M) [PATCH v6 1/7] tsm-mr: Add TVM Measurement Register support
  2025-05-06 · Cedric Xing <hidden>
• STALE510d [PATCH v5 1/5] tsm-mr: Add TVM Measurement Register support
  2025-04-24 · Cedric Xing <hidden>
• STALE525d [PATCH v4 1/5] tsm-mr: Add TVM Measurement Register support
  2025-04-14 · Cedric Xing <hidden>
• STALE700d [RFC PATCH 2/5] x86/kvm: Create a child struct kvm_vcpu for each VMPL
  2024-09-16 · Roy Hopkins <hidden>
• STALE818d Re: [PATCH v3 12/14] arm64: realm: Support nonsecure ITS emulation shared
  2024-06-07 · Catalin Marinas <catalin.marinas@arm.com>
• STALE1331d [PATCH 3/4] swiotlb: Add tracepoint swiotlb_unbounced
  2023-01-28 · GuoRui.Yu <hidden>

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.

• STALE91d REVIEWED: 1 (0M) [PATCH v7 02/42] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES
  2026-05-23 · Ackerley Tng <hidden> · 1 Reviewed-by
• COLD59d REVIEWED: 1 (0M) [PATCH v8 02/46] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES
  2026-06-19 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org> · 1 Reviewed-by
• COLD45d REVIEWED: 4 (0M) [PATCH v9 02/41] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES
  2026-07-29 · Ackerley Tng <hidden> · 3 Reviewed-by, 1 Tested-by
• COLD45d REVIEWED: 2 (0M) [PATCH v9 04/41] KVM: Rename memory attribute APIs to prepare for in-place gmem conversion
  2026-07-29 · Ackerley Tng <hidden> · 1 Reviewed-by, 1 Tested-by
• COLD27d REVIEWED: 4 (0M) [PATCH v10 03/41] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES
  2026-08-07 · Ackerley Tng <hidden> · 3 Reviewed-by, 1 Tested-by
• COLD27d REVIEWED: 3 (0M) [PATCH v10 05/41] KVM: Rename memory attribute APIs to prepare for in-place gmem conversion
  2026-08-07 · Ackerley Tng <hidden> · 2 Reviewed-by, 1 Tested-by
• COLD26d REVIEWED: 4 (0M) [PATCH v11 06/46] KVM: Rename memory attribute APIs to prepare for in-place gmem conversion
  2026-08-26 · Ackerley Tng <hidden> · 3 Reviewed-by, 1 Tested-by
• COOLING14d REVIEWED: 4 (0M) [PATCH v12 04/45] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org> · 3 Reviewed-by, 1 Tested-by
• COOLING14d REVIEWED: 4 (0M) [PATCH v12 06/45] KVM: Rename memory attribute APIs to prepare for in-place gmem conversion
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org> · 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.

• STALE134d [PATCH RFC v5 02/53] KVM: Rename KVM_GENERIC_MEMORY_ATTRIBUTES to KVM_VM_MEMORY_ATTRIBUTES
  2026-04-28 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>