documentation · Maintained

Maintainers

• M Jonathan Corbet <corbet@lwn.net>
• R Shuah Khan <skhan@linuxfoundation.org>
• R Randy Dunlap <rdunlap@infradead.org>

Paths

• F Documentation/
• F tools/lib/python/
• F tools/docs/
• F tools/net/ynl/pyynl/lib/doc_generator.py
• X Documentation/ABI/
• X Documentation/admin-guide/media/
• X Documentation/devicetree/
• X Documentation/driver-api/media/
• X Documentation/firmware-guide/acpi/
• X Documentation/i2c/
• X Documentation/netlink/
• X Documentation/power/
• X Documentation/spi/
• X Documentation/userspace-api/media/

Last 30 days

Most active threads (last 7 days)

• HOTtoday [PATCH bpf-next v1 00/18] Raise BPF program stack size to 2KiB
  2026-09-23 19:12 · 2 replies in 7d · Kumar Kartikeya Dwivedi <memxor@gmail.com>
• HOTtoday [PATCH bpf-next 0/6] bpf: make the vmlinux BTF an on-demand loadable module (CONFIG_DEBUG_INFO_BTF=m) to save ~5.4 MB memory
  2026-09-23 05:41 · 1 reply in 7d · Jay Wang <hidden>
• WARM2d [PATCH bpf-next v5 00/11] Fix generic __uninit kfunc output buffers
  2026-09-21 02:39 · 2 replies in 7d · Kumar Kartikeya Dwivedi <memxor@gmail.com>
• HOTtoday [PATCH v5 00/13] rcu-tasks: build Tasks RCU on Tasks Trace readers in trampolines
  2026-09-22 02:34 · 1 reply in 7d · Josef Bacik <josef@toxicpanda.com>
• HOTtoday [PATCH bpf-next 00/17] bpf: Indirect calls of bpf subprogs (callx)
  2026-09-22 01:14 · 1 reply in 7d · Alexei Starovoitov <hidden>
• WARM1d [PATCH bpf-next v5 0/2] bpf: Track iterator-owned BTF pointer lifetimes
  2026-09-20 21:04 · 1 reply in 7d · Xu Yunxiang <hidden>
• COOLING5d [PATCH v1 0/9] landlock: Fix tracepoint policy context
  2026-09-18 18:51 · 2 replies in 7d · Mickaël Salaün <mic@digikod.net>
• COOLING5d [PATCH RFC v4 00/13] rcu-tasks: build Tasks RCU on Tasks Trace readers in trampolines
  2026-09-18 14:50 · 1 reply in 7d · Josef Bacik <josef@toxicpanda.com>
• WARM1d [RFC PATCH v6 0/5] blk-iocost: BPF struct_ops cost model
  2026-09-18 05:50 · 1 reply in 7d · Tao Cui <hidden>
• COOLING5d [PATCH bpf-next v4 0/8] Fix generic __uninit kfunc output buffers
  2026-09-18 05:29 · 1 reply in 7d · Kumar Kartikeya Dwivedi <memxor@gmail.com>

Active reviewers (last 30 days)

• Tejun Heo <tj@kernel.org>
  5 attestations (5 Reported-by) · last on 2026-09-21
• Eduard Zingerman <eddyz87@gmail.com>
  4 attestations (1 Acked-by, 3 Suggested-by) · last on 2026-09-21
• Alexei Starovoitov <hidden>
  2 attestations (2 Suggested-by) · last on 2026-09-17
• Yazhou Tang <hidden>
  2 attestations (2 Co-developed-by) · last on 2026-09-17
• Shenghao Yuan <hidden>
  2 attestations (2 Co-developed-by) · last on 2026-09-17
• Amery Hung <hidden>
  1 attestation (1 Suggested-by) · last on 2026-09-20
• Kumar Kartikeya Dwivedi <memxor@gmail.com>
  1 attestation (1 Suggested-by) · last on 2026-09-15
• Daniel Borkmann <daniel@iogearbox.net>
  1 attestation (1 Co-developed-by) · last on 2026-09-15
• Christian Brauner (Amutable) <brauner@kernel.org>
  1 attestation (1 Suggested-by) · last on 2026-09-14
• Randy Dunlap <rdunlap@infradead.org>
  1 attestation (1 Reviewed-by) · last on 2026-09-06

Recent patches

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

• HOTtoday [PATCH bpf-next v1 17/18] bpf, arm64: Allow programs 2 KiB of stack
  2026-09-23 · Kumar Kartikeya Dwivedi <memxor@gmail.com>
• HOTtoday [PATCH bpf-next v1 16/18] bpf, x86: Allow programs 2 KiB of stack
  2026-09-23 · Kumar Kartikeya Dwivedi <memxor@gmail.com>
• HOTtoday [PATCH bpf-next 6/6] kbuild, bpf: allow building the vmlinux BTF as a module
  2026-09-23 · Jay Wang <hidden>
• HOTtoday [PATCH v5 13/13] x86, arm64: Build Tasks RCU on Tasks Trace readers in trampolines
  2026-09-22 · Josef Bacik <josef@toxicpanda.com>
• HOTtoday [PATCH bpf-next 17/17] bpf, docs: Document callx instruction
  2026-09-22 · Alexei Starovoitov <hidden>
• WARM2d [PATCH bpf-next v5 08/11] bpf: Preserve stack initialization for generic output buffers
  2026-09-21 · Kumar Kartikeya Dwivedi <memxor@gmail.com>
• WARM2d REVIEWED: 3 (3M) [PATCH bpf-next v5 04/11] bpf: Fix generic __uninit kfunc output buffers
  2026-09-21 · Kumar Kartikeya Dwivedi <memxor@gmail.com>
• WARM1d [PATCH bpf-next v5 1/2] bpf: Track iterator-owned BTF pointer lifetimes
  2026-09-20 · Xu Yunxiang <hidden>
• COOLING5d [PATCH v1 9/9] landlock: Fix tracepoint contract documentation
  2026-09-18 · Mickaël Salaün <mic@digikod.net>
• COOLING5d [PATCH v1 3/9] landlock: Fix rule tracepoint context
  2026-09-18 · Mickaël Salaün <mic@digikod.net>
• COOLING5d [PATCH RFC v4 13/13] x86, arm64: Build Tasks RCU on Tasks Trace readers in trampolines
  2026-09-18 · Josef Bacik <josef@toxicpanda.com>
• WARM1d [RFC PATCH v6 5/5] docs: cgroup-v2: document io.cost model=<name> binding
  2026-09-18 · Tao Cui <hidden>
• COOLING5d [PATCH bpf-next v4 5/8] bpf: Fix generic __uninit kfunc output buffers
  2026-09-18 · Kumar Kartikeya Dwivedi <memxor@gmail.com>
• COOLING4d [RFC PATCH v5 5/5] docs: cgroup-v2: document io.cost model=<name> binding
  2026-09-18 · Tao Cui <hidden>
• HOTtoday IN LINUX-NEXT [PATCH v3 09/40] docs: filesystems: update mmap_prepare docs for discontig kernel pgs
  2026-09-17 · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• COOLING5d [PATCH bpf-next 1/8] bpf: Add UHMUL and SHMUL instructions
  2026-09-17 · Yazhou Tang <hidden>
• HOTtoday [PATCH bpf-next 1/1] bpf: btf: add btf=off boot parameter to disable and free vmlinux BTF
  2026-09-17 · Jay Wang <hidden>
• COOLING6d [PATCH bpf-next v3 2/5] bpf: Fix generic __uninit kfunc output buffers
  2026-09-16 · Kumar Kartikeya Dwivedi <memxor@gmail.com>
• COOLING7d [PATCH bpf-next v2 2/5] bpf: Fix generic __uninit kfunc output buffers
  2026-09-16 · Kumar Kartikeya Dwivedi <memxor@gmail.com>
• HOTtoday [PATCH v3 bpf-next 11/11] Documentation/bpf: Describe new location-related BTF kinds
  2026-09-16 · Alan Maguire <hidden>
• COOLING7d [RFC PATCH v4 5/5] docs: cgroup-v2: document io.cost model=<name> binding
  2026-09-16 · Tao Cui <hidden>
• WARM2d [PATCH net-next v4] tcp: add TCP_ECN and TCP_ECN_OPTION socket options
  2026-09-16 · Irlanki Sandeep <hidden>
• HOTtoday [PATCH bpf-next 3/8] bpf: Support passing context output arguments to kfuncs
  2026-09-15 · Daniel Borkmann <daniel@iogearbox.net>
• COOLING7d [PATCH bpf-next v1 1/3] bpf: Fix generic __uninit kfunc output buffers
  2026-09-15 · Kumar Kartikeya Dwivedi <memxor@gmail.com>
• WARM1d [PATCH RFC v3 13/13] x86, arm64: Build Tasks RCU on Tasks Trace readers in trampolines
  2026-09-15 · Josef Bacik <josef@toxicpanda.com>
• COOLING5d [PATCH 3/3] Documentation: keys: document IDs added since KEY_SPEC_REQKEY_AUTH_KEY
  2026-09-14 · Andrew Halaney <hidden>
• HOTtoday [PATCH v2 09/40] docs: filesystems: update mmap_prepare docs for discontig kernel pgs
  2026-09-14 · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• COOLING8d [RFC PATCH v3 5/5] docs: cgroup-v2: document io.cost model=<name> binding
  2026-09-14 · Tao Cui <hidden>
• COOLING8d [PATCH RFC v2 13/15] rcu-tasks: Treat preemption outside trampolines as a quiescent state
  2026-09-11 · Josef Bacik <josef@toxicpanda.com>
• COOLING7d [PATCH net-next v3] tcp: add TCP_ECN and TCP_ECN_OPTION socket options
  2026-09-11 · Irlanki Sandeep <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.

• STALE183d REVIEWED: 1 (0M) [PATCH v7 10/10] x86/vmscape: Add cmdline vmscape=on to override attack vector controls
  2026-03-19 · Pawan Gupta <pawan.kumar.gupta@linux.intel.com> · 1 Reviewed-by
• STALE175d REVIEWED: 1 (0M) [PATCH v8 10/10] x86/vmscape: Add cmdline vmscape=on to override attack vector controls
  2026-03-24 · Pawan Gupta <pawan.kumar.gupta@linux.intel.com> · 1 Reviewed-by
• STALE167d REVIEWED: 2 (0M) [PATCH v9 10/10] x86/vmscape: Add cmdline vmscape=on to override attack vector controls
  2026-04-03 · Pawan Gupta <pawan.kumar.gupta@linux.intel.com> · 1 Reviewed-by, 1 Tested-by
• STALE160d REVIEWED: 2 (0M) [PATCH v10 12/12] x86/vmscape: Add cmdline vmscape=on to override attack vector controls
  2026-04-14 · Pawan Gupta <pawan.kumar.gupta@linux.intel.com> · 1 Reviewed-by, 1 Tested-by
• STALE138d REVIEWED: 2 (0M) [PATCH v11 12/12] x86/vmscape: Add cmdline vmscape=on to override attack vector controls
  2026-04-23 · Pawan Gupta <pawan.kumar.gupta@linux.intel.com> · 1 Reviewed-by, 1 Tested-by
• COLD57d REVIEWED: 2 (0M) [PATCH v12 10/12] x86/vmscape: Deploy BHB clearing mitigation
  2026-06-23 · Pawan Gupta <pawan.kumar.gupta@linux.intel.com> · 1 Reviewed-by, 1 Tested-by
• COLD57d REVIEWED: 2 (0M) [PATCH v12 12/12] x86/vmscape: Add cmdline vmscape=on to override attack vector controls
  2026-06-23 · Pawan Gupta <pawan.kumar.gupta@linux.intel.com> · 1 Reviewed-by, 1 Tested-by
• STALE63d REVIEWED: 1 (0M) [PATCH bpf-next v5 1/8] netlink: specs: add XDP RX checksum capability to XDP metadata specs
  2026-07-15 · Lorenzo Bianconi <lorenzo@kernel.org> · 1 Reviewed-by
• COLD47d REVIEWED: 1 (1M) [PATCH bpf-next v3 6/6] docs, resolve_btfids: Document kfunc BTF annotation emission
  2026-08-07 · Ihor Solodrai <ihor.solodrai@linux.dev> · 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 Re: [PATCH v7 10/10] x86/vmscape: Add cmdline vmscape=on to override attack vector controls
  2026-03-19 · Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
• STALE153d [PATCH bpf-next v9 7/9] bpf: allow bpf_list_front/back result as the prev argument of bpf_list_add_impl
  2026-03-29 · Chengkaitao <hidden>
• STALE173d [PATCH v2 1/2] bpf, doc: Clarify Pseudo-C notation and w vs r register usage
  2026-04-02 · Vineet Gupta <hidden>
• STALE64d [RFC PATCH 18/20] landlock: Document LANDLOCK_RESTRICT_SELF_NO_NEW_PRIVS
  2026-04-07 · Justin Suess <hidden>
• STALE64d [RFC PATCH 19/20] bpf: Document BPF_MAP_TYPE_LANDLOCK_RULESET
  2026-04-07 · Justin Suess <hidden>
• STALE168d [PATCH bpf-next 2/3] docs/bpf: add missing fsession attach type to docs
  2026-04-08 · Menglong Dong <hidden>
• STALE160d [PATCH v2 bpf-next 8/8] Documentation/bpf: Update btf doc with updated vlen, kind sizes
  2026-04-16 · Alan Maguire <hidden>
• STALE148d [PATCH bpf-next v10 7/8] bpf: allow non-owning list-node args via __nonown_allowed
  2026-04-27 · Kaitao cheng <hidden>
• STALE146d [PATCH net-next 01/11] net: add netmem_tx modes that indicate dma capability
  2026-04-28 · Bobby Eshleman <hidden>
• STALE118d [PATCH RFC bpf-next 2/3] Documentation/bpf: Refresh map_lru_hash_update.dot for rqspinlock
  2026-05-28 · Mykyta Yatsenko <hidden>