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SubjectRe: [PATCH bpf-next] bpf: Build-time assert that cpumask offset is zero

This patch was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <>:

On Sat, 28 Jan 2023 08:15:37 -0600 you wrote:
> The first element of a struct bpf_cpumask is a cpumask_t. This is done
> to allow struct bpf_cpumask to be cast to a struct cpumask. If this
> element were ever moved to another field, any BPF program passing a
> struct bpf_cpumask * to a kfunc expecting a const struct cpumask * would
> immediately fail to load. Add a build-time assertion so this is
> assumption is captured and verified.
> [...]

Here is the summary with links:
- [bpf-next] bpf: Build-time assert that cpumask offset is zero

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