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Sun, 13 Sep 2026 04:00:07 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf-next v4 00/15] bpf: Support by-value struct and __int128 arguments From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178927200638.3732794.3320350937871230371.git-patchwork-notify@kernel.org> Date: Sun, 13 Sep 2026 04:00:06 +0000 References: <20260912195156.980886-1-yonghong.song@linux.dev> In-Reply-To: <20260912195156.980886-1-yonghong.song@linux.dev> To: Yonghong Song Cc: bpf@vger.kernel.org, ast@kernel.org, andrii@kernel.org, daniel@iogearbox.net, eddyz87@gmail.com, kernel-team@fb.com Hello: This series was applied to bpf/bpf-next.git (master) by Alexei Starovoitov : On Sat, 12 Sep 2026 12:51:56 -0700 you wrote: > A global function or a kfunc taking a struct or union by value is rejected > today: > > Arg#1 type STRUCT in tar() is not supported yet. > Unrecognized R2 type STRUCT > > and an __int128 argument is accepted but mis-counted: the compiler passes > it in two registers while the verifier gives it one, so every argument > after it is checked against the wrong register and the program is rejected > for a register its source never names. > > [...] Here is the summary with links: - [bpf-next,v4,01/15] bpf: Read a kfunc's __sz argument only when it is in a register https://git.kernel.org/bpf/bpf-next/c/afe897e89918 - [bpf-next,v4,02/15] selftests/bpf: Add a test for an __int128 by-value argument https://git.kernel.org/bpf/bpf-next/c/4196b1064bf2 - [bpf-next,v4,03/15] bpf: Rename bpf_subprog_info::arg_cnt to arg_slot_cnt https://git.kernel.org/bpf/bpf-next/c/3bd9d96710f0 - [bpf-next,v4,04/15] bpf: Index global function arguments by argument slot https://git.kernel.org/bpf/bpf-next/c/3f1023cab813 - [bpf-next,v4,05/15] bpf: Support by-value struct arguments up to 16 bytes https://git.kernel.org/bpf/bpf-next/c/4dd676ca5b7a - [bpf-next,v4,06/15] bpf: Support __int128 as a by-value function argument https://git.kernel.org/bpf/bpf-next/c/00cfeb9554e2 - [bpf-next,v4,07/15] bpf: Rename bpf_call_summary::num_params to arg_slot_cnt https://git.kernel.org/bpf/bpf-next/c/c6ff4e06033f - [bpf-next,v4,08/15] bpf: Recognize by-value struct and __int128 kfunc arguments https://git.kernel.org/bpf/bpf-next/c/ae6abae582b7 - [bpf-next,v4,09/15] bpf: Prepare kfunc arguments for the JIT from an ABI description https://git.kernel.org/bpf/bpf-next/c/1e6c598b02e7 - [bpf-next,v4,10/15] bpf, x86: Move kfunc arguments into the x86-64 calling convention https://git.kernel.org/bpf/bpf-next/c/a3195057406f - [bpf-next,v4,11/15] bpf, arm64: Place trampoline arguments by the arm64 calling convention https://git.kernel.org/bpf/bpf-next/c/afdbb4cdd3d2 - [bpf-next,v4,12/15] bpf, arm64: Move kfunc arguments into the arm64 calling convention https://git.kernel.org/bpf/bpf-next/c/e1891a2c6474 - [bpf-next,v4,13/15] selftests/bpf: Add C tests for by-value arguments up to 16 bytes https://git.kernel.org/bpf/bpf-next/c/9b55be31d16d - [bpf-next,v4,14/15] selftests/bpf: Add inline-asm tests for by-value arguments https://git.kernel.org/bpf/bpf-next/c/a7a97c37c58f - [bpf-next,v4,15/15] selftests/bpf: Add tests for by-value kfunc arguments https://git.kernel.org/bpf/bpf-next/c/4006c4b06c2c You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html