bpf jit for arm64 · Supported

Maintainers

• M Daniel Borkmann <daniel@iogearbox.net>
• M Alexei Starovoitov <ast@kernel.org>
• M Puranjay Mohan <puranjay@kernel.org>
• R Xu Kuohai <xukuohai@huaweicloud.com>

Paths

• F arch/arm64/net/

Last 30 days

Most active threads (last 7 days)

• HOTtoday [PATCH 00/21] arm64: Move overflow sp into SP_EL1 and kernel sp into SP_EL0
  2026-09-07 16:43 · 2 replies in 7d · Will Deacon <will@kernel.org>
• HOTtoday [PATCH v2 00/14] arm64: Remove unused big-endian support
  2026-09-07 16:37 · 1 reply in 7d · Will Deacon <will@kernel.org>
• WARM1d [PATCH bpf v3 0/2] bpf, arm64: fix the exception callback's frame pointer
  2026-09-07 13:06 · 1 reply in 7d · Donggeun Yoo <hidden>
• WARM1d [PATCH bpf v2 0/2] bpf, arm64: fix the exception callback's frame pointer
  2026-09-07 05:42 · 1 reply in 7d · Donggeun Yoo <hidden>
• COOLING5d [PATCH bpf 0/2] bpf, arm64: fix the exception callback's frame pointer
  2026-09-04 07:02 · 1 reply in 7d · Donggeun Yoo <hidden>

Active reviewers (last 30 days)

• Catalin Marinas <catalin.marinas@arm.com>
  1 attestation (1 Acked-by) · last on 2026-09-07
• Arnd Bergmann <arnd@arndb.de>
  1 attestation (1 Acked-by) · last on 2026-09-07
• Marc Zyngier <maz@kernel.org>
  1 attestation (1 Acked-by) · last on 2026-09-07
• Eric Biggers <ebiggers@kernel.org>
  1 attestation (1 Acked-by) · last on 2026-09-07
• Xu Kuohai <hidden>
  1 attestation (1 Acked-by) · last on 2026-09-07
• Artem Kuzin <hidden>
  1 attestation (1 Acked-by) · last on 2026-08-27
• Alexander Grubnikov <hidden>
  1 attestation (1 Acked-by) · last on 2026-08-27
• Ilya Hanov <hidden>
  1 attestation (1 Acked-by) · last on 2026-08-27
• Denis Darvish <hidden>
  1 attestation (1 Acked-by) · last on 2026-08-27

Recent patches

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

• HOTtoday [PATCH 06/21] arm64: Store 'current' in TPIDRRO_EL0 instead of SP_EL0
  2026-09-07 · Will Deacon <will@kernel.org>
• HOTtoday [PATCH 04/21] arm64: bpf: Add support for generating reads of TPIDRRO_EL0
  2026-09-07 · Will Deacon <will@kernel.org>
• HOTtoday REVIEWED: 17 (17M) [PATCH v2 02/14] arm64: bpf: Remove big-endian support from the JIT compiler
  2026-09-07 · Will Deacon <will@kernel.org>
• WARM1d REVIEWED: 1 (0M) [PATCH bpf v3 1/2] bpf, arm64: set up the frame pointer for the exception callback
  2026-09-07 · Donggeun Yoo <hidden>
• WARM1d [PATCH bpf v2 1/2] bpf, arm64: set up the frame pointer for the exception callback
  2026-09-07 · Donggeun Yoo <hidden>
• COOLING5d [PATCH bpf 1/2] bpf, arm64: set up the frame pointer for the exception callback
  2026-09-04 · Donggeun Yoo <hidden>
• WARM1d REVIEWED: 4 (0M) [RFC PATCH 08/18] mm: set memory permissions for BPF handlers replicas
  2026-08-27 · Nikita Panov <hidden>
• COLD19d [PATCH 02/12] arm64: bpf: Remove big-endian support from the JIT compiler
  2026-08-11 · Will Deacon <will@kernel.org>
• COLD54d REVIEWED: 7 (7M) [PATCH 6.12.y 3/6] bpf: Restrict JIT predictor flush to cBPF
  2026-07-15 · Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
• COLD48d REVIEWED: 7 (7M) [PATCH 6.16.y 3/6] bpf: Restrict JIT predictor flush to cBPF
  2026-07-14 · Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
• COLD56d REVIEWED: 7 (7M) [PATCH 6.18.y 3/6] bpf: Restrict JIT predictor flush to cBPF
  2026-07-14 · Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
• COLD57d REVIEWED: 7 (7M) [PATCH 7.1.y 3/6] bpf: Restrict JIT predictor flush to cBPF
  2026-07-09 · Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
• STALE99d IN BPF-NEXT [PATCH bpf-next 1/2] bpf, arm64: Fix redundant MOV and clarify stack arg comments
  2026-05-28 · Puranjay Mohan <puranjay@kernel.org>
• STALE102d [PATCH bpf-next v2 2/3] bpf, arm64: Add JIT support for stack arguments
  2026-04-27 · Puranjay Mohan <puranjay@kernel.org>
• STALE102d [PATCH bpf-next v2 1/3] bpf, arm64: Map BPF_REG_0 to x8 instead of x7
  2026-04-27 · Puranjay Mohan <puranjay@kernel.org>
• STALE140d [PATCH bpf-next 2/3] bpf, arm64: Add JIT support for stack arguments
  2026-04-20 · Puranjay Mohan <puranjay@kernel.org>
• STALE140d [PATCH bpf-next 1/3] bpf, arm64: Map BPF_REG_0 to x8 instead of x7
  2026-04-20 · Puranjay Mohan <puranjay@kernel.org>
• STALE145d LANDED: 1 (0M) [PATCH bpf v15 5/5] bpf, arm64: Emit BTI for indirect jump target
  2026-04-16 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE145d LANDED [PATCH bpf v15 2/5] bpf: Pass bpf_verifier_env to JIT
  2026-04-16 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE145d LANDED [PATCH bpf v15 1/5] bpf: Move constants blinding out of arch-specific JITs
  2026-04-16 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE132d LANDED: 3 (3M) [PATCH bpf-next v2 1/2] bpf, arm64: Remove redundant bpf_flush_icache() after pack allocator finalize
  2026-04-13 · Puranjay Mohan <puranjay@kernel.org>
• STALE146d REVIEWED: 1 (0M) [PATCH bpf-next v14 5/5] bpf, arm64: Emit BTI for indirect jump target
  2026-04-13 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE146d [PATCH bpf-next v14 2/5] bpf: Pass bpf_verifier_env to JIT
  2026-04-13 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE146d [PATCH bpf-next v14 1/5] bpf: Move constants blinding out of arch-specific JITs
  2026-04-13 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE148d [PATCH bpf-next 1/2] bpf, arm64: Remove redundant bpf_flush_icache() after pack allocator finalize
  2026-04-13 · Puranjay Mohan <puranjay@kernel.org>
• STALE150d REVIEWED: 1 (0M) [PATCH bpf-next v13 5/5] bpf, arm64: Emit BTI for indirect jump target
  2026-04-11 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE150d [PATCH bpf-next v13 2/5] bpf: Pass bpf_verifier_env to JIT
  2026-04-11 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE150d [PATCH bpf-next v13 1/5] bpf: Move constants blinding out of arch-specific JITs
  2026-04-11 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE152d REVIEWED: 2 (0M) [PATCH bpf-next v12 5/5] bpf, arm64: Emit BTI for indirect jump target
  2026-04-03 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE152d REVIEWED: 1 (0M) [PATCH bpf-next v12 2/5] bpf: Pass bpf_verifier_env to JIT
  2026-04-03 · Xu Kuohai <xukuohai@huaweicloud.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.

• STALE169d REVIEWED: 1 (0M) [PATCH bpf-next v9 2/5] bpf: Pass bpf_verifier_env to JIT
  2026-03-12 · Xu Kuohai <xukuohai@huaweicloud.com> · 1 Reviewed-by
• STALE169d REVIEWED: 1 (0M) [PATCH bpf-next v9 1/5] bpf: Move constants blinding out of arch-specific JITs
  2026-03-12 · Xu Kuohai <xukuohai@huaweicloud.com> · 1 Reviewed-by
• STALE169d REVIEWED: 1 (0M) [PATCH bpf-next v9 5/5] bpf, arm64: Emit BTI for indirect jump target
  2026-03-12 · Xu Kuohai <xukuohai@huaweicloud.com> · 1 Reviewed-by
• STALE152d REVIEWED: 2 (0M) [PATCH bpf-next v12 5/5] bpf, arm64: Emit BTI for indirect jump target
  2026-04-03 · Xu Kuohai <xukuohai@huaweicloud.com> · 1 Reviewed-by, 1 Acked-by
• STALE152d REVIEWED: 1 (0M) [PATCH bpf-next v12 2/5] bpf: Pass bpf_verifier_env to JIT
  2026-04-03 · Xu Kuohai <xukuohai@huaweicloud.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.

• STALE197d Re: [PATCH bpf-next v2 3/6] bpf, arm64: Add 64-bit bitops kfuncs support
  2026-02-19 · Puranjay Mohan <puranjay@kernel.org>
• STALE197d Re: [PATCH bpf-next v2 3/6] bpf, arm64: Add 64-bit bitops kfuncs support
  2026-02-19 · Puranjay Mohan <puranjay@kernel.org>
• STALE188d [PATCH bpf-next v5 2/5] bpf: Pass bpf_verifier_env to jit
  2026-03-02 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE188d [PATCH bpf-next v5 5/5] bpf, arm64: Emit BTI for indirect jump target
  2026-03-02 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE186d [bpf-next v6 5/5] bpf, arm64: Emit BTI for indirect jump target
  2026-03-06 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE186d [PATCH 3/3] bpf: arm64: fix BTI exception when execute gotox instruction
  2026-03-06 · Yeoreum Yun <hidden>
• STALE184d [bpf-next v7 2/5] bpf: Pass bpf_verifier_env to JIT
  2026-03-07 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE184d [bpf-next v7 5/5] bpf, arm64: Emit BTI for indirect jump target
  2026-03-07 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE145d LANDED [PATCH bpf v15 2/5] bpf: Pass bpf_verifier_env to JIT
  2026-04-16 · Xu Kuohai <xukuohai@huaweicloud.com>
• STALE145d LANDED [PATCH bpf v15 1/5] bpf: Move constants blinding out of arch-specific JITs
  2026-04-16 · Xu Kuohai <xukuohai@huaweicloud.com>