Re: [PATCH] tracing: Add WARN_ON_ONCE for syscall_nr check
From: Steven Rostedt
Date: Thu Nov 28 2024 - 10:02:36 EST
On Thu, 28 Nov 2024 21:15:31 +0800
Tao Chen <chen.dylane@xxxxxxxxx> wrote:
> Hi, Steve, thank you for your reply, as you say, so what about
> pr_warn_once api just to print something ?
A better solution is for there to be a return code or something where the
tracers (perf or ftrace) can record in the trace that the system call is
not supported.
-- Steve