Re: [PATCH bpf-next v3 2/4] bpf: Expose bpf_get_socket_cookie to tracing programs

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On Tue, 2020-12-08 at 23:08 +0100, KP Singh wrote:
> My understanding is you can simply always call sock_gen_cookie and
> not have two protos.
> 
> This will disable preemption in sleepable programs and not have any
> effect in non-sleepable programs since preemption will already be
> disabled.

Sure, that works. I thought that providing two helper implems would
slightly improve performances on non-sleepable programs but I can send
a v4 with only one helper that calls sock_gen_cookie.




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