Re: [PATCH bpf-next v4 00/15] bpf: Support by-value struct and __int128 arguments

[patchwork-bot+netdevbpf@kernel.org]

Hello:

This series was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@kernel.org>:

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!
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