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d8973c4754
rcu_barrier() is a frequently used C function which is always safe to be called. Add a safe abstraction for rcu_barrier(). Tested-by: Daniel Almeida <daniel.almeida@collabora.com> Signed-off-by: Philipp Stanner <phasta@kernel.org> Acked-by: Gary Guo <gary@garyguo.net> Reviewed-by: Onur Özkan <work@onurozkan.dev> Acked-by: Danilo Krummrich <dakr@kernel.org> Link: https://patch.msgid.link/20260805145949.938505-5-phasta@kernel.org [ Formatted documentation. Sorted tags. - Miguel ] Signed-off-by: Miguel Ojeda <ojeda@kernel.org>