Hello:
This patch was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@xxxxxxxxxx>:
On Mon, 8 Aug 2022 10:15:59 -0700 you wrote:
> Discussion around a recently-submitted patch provided historical
> context for check_refcount_ok [0]. Specifically, the function and its
> helpers - may_be_acquire_function and arg_type_may_be_refcounted -
> predate the OBJ_RELEASE type flag and the addition of many more helpers
> with acquire/release semantics.
>
> The purpose of check_refcount_ok is to ensure:
> 1) Helper doesn't have multiple uses of return reg's ref_obj_id
> 2) Helper with release semantics only has one arg needing to be
> released, since that's tracked using meta->ref_obj_id
>
> [...]
Here is the summary with links:
- [RESEND,v2,bpf-next] bpf: Cleanup check_refcount_ok
https://git.kernel.org/bpf/bpf-next/c/b2d8ef19c6e7
You are awesome, thank you!
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