Re: [PATCH bpf-next 1/2] bpf: Handle PTR_MAYBE_NULL case in PTR_TO_BTF_ID helper call arg

From: patchwork-bot+netdevbpf
Date: Thu Mar 30 2023 - 17:20:43 EST


Hello:

This series was applied to bpf/bpf-next.git (master)
by Andrii Nakryiko <andrii@xxxxxxxxxx>:

On Thu, 30 Mar 2023 09:52:02 -0500 you wrote:
> When validating a helper function argument, we use check_reg_type() to
> ensure that the register containing the argument is of the correct type.
> When the register's base type is PTR_TO_BTF_ID, there is some
> supplemental logic where we do extra checks for various combinations of
> PTR_TO_BTF_ID type modifiers. For example, for PTR_TO_BTF_ID,
> PTR_TO_BTF_ID | PTR_TRUSTED, and PTR_TO_BTF_ID | MEM_RCU, we call
> map_kptr_match_type() for bpf_kptr_xchg() calls, and
> btf_struct_ids_match() for other helper calls.
>
> [...]

Here is the summary with links:
- [bpf-next,1/2] bpf: Handle PTR_MAYBE_NULL case in PTR_TO_BTF_ID helper call arg
https://git.kernel.org/bpf/bpf-next/c/e4c2acab95a5
- [bpf-next,2/2] selftests/bpf: Add testcases for ptr_*_or_null_ in bpf_kptr_xchg
https://git.kernel.org/bpf/bpf-next/c/67efbd57bc6e

You are awesome, thank you!
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