Hello:
This patch was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@xxxxxxxxxx>:
On Tue, 27 Aug 2024 01:13:01 +0000 you wrote:
> When dropping a local kptr, any kptr stashed into it is supposed to be
> freed through bpf_obj_free_fields->__bpf_obj_drop_impl recursively. Add a
> test to make sure it happens.
>
> The test first stashes a referenced kptr to "struct task" into a local
> kptr and gets the reference count of the task. Then, it drops the local
> kptr and reads the reference count of the task again. Since
> bpf_obj_free_fields and __bpf_obj_drop_impl will go through the local kptr
> recursively during bpf_obj_drop, the dtor of the stashed task kptr should
> eventually be called. The second reference count should be one less than
> the first one.
>
> [...]
Here is the summary with links:
- [bpf-next] selftests/bpf: Make sure stashed kptr in local kptr is freed recursively
https://git.kernel.org/bpf/bpf-next/c/bd0b4836a233
You are awesome, thank you!
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