linux-kernel - Re: [PATCH 2/2] bpf: Convert BPF_DISPATCHER to use static

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Message-ID: <20221114123605.6d9a399f@gandalf.local.home>
Date:   Mon, 14 Nov 2022 12:36:05 -0500
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     olsajiri@...il.com, ast@...nel.org, daniel@...earbox.net,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        bpf@...r.kernel.org, bjorn@...nel.org, toke@...hat.com,
        David.Laight@...lab.com
Subject: Re: [PATCH 2/2] bpf: Convert BPF_DISPATCHER to use static_call()
 (not ftrace)

On Thu, 03 Nov 2022 13:00:14 +0100
Peter Zijlstra <peterz@...radead.org> wrote:

> The dispatcher function is currently abusing the ftrace __fentry__
> call location for its own purposes -- this obviously gives trouble
> when the dispatcher and ftrace are both in use.

Awesome! Thanks for doing this Peter!

Acked-by: Steven Rostedt (Google) <rostedt@...dmis.org>

-- Steve