Re: [PATCH v3 4/8] tracing/bpf: guard syscall probe with preempt_notrace

[Steven Rostedt]

On Fri,  4 Oct 2024 10:58:14 -0400
Mathieu Desnoyers <mathieu.desnoy...@efficios.com> wrote:

> +#define __BPF_DECLARE_TRACE_SYSCALL(call, proto, args)                       
> \
> +static notrace void                                                  \
> +__bpf_trace_##call(void *__data, proto)                                      
> \
> +{                                                                    \
> +     guard(preempt_notrace)();                                       \
> +     CONCATENATE(bpf_trace_run, COUNT_ARGS(args))(__data, 
> CAST_TO_U64(args));        \
> +}
> +

Same here for using guard over just adding preempt_disable/enable_notrace().

-- Steve