On Tue, 23 Jul 2024 18:21:50 +0200, Benjamin Tissoires wrote:
> After HID-BPF struct_ops was merged into 6.11-rc0, there are a few
> mishaps:
> - the bpf_wq API changed and needs to be updated here
> - libbpf now auto-attach all the struct_ops it sees in the bpf object,
> leading to attempting at attaching them multiple times
>
> Fix the selftests but also prevent the same struct_ops to be attached
> more than once as this enters various locks, confusions, and kernel
> oopses.
>
> [...]
Applied to hid/hid.git (for-6.11/upstream-fixes), thanks!
[1/4] selftests/hid: fix bpf_wq new API
https://git.kernel.org/hid/hid/c/ff9fbcafbaf1
[2/4] selftests/hid: disable struct_ops auto-attach
https://git.kernel.org/hid/hid/c/f64c1a459339
[3/4] HID: bpf: prevent the same struct_ops to be attached more than once
https://git.kernel.org/hid/hid/c/acd34cfc48b3
[4/4] selftests/hid: add test for attaching multiple time the same struct_ops
https://git.kernel.org/hid/hid/c/facdbdfe0e62
Cheers,
--
Benjamin Tissoires <bentiss@xxxxxxxxxx>
