Re: [RFC/PATCH] lib/vsprintf: Add support to store cpumask

[Rasmus Villemoes]

On Tue, Jun 28 2016, Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:

> But people don't usually run "make smatch" on debug kernels.
> trace_printk() currently is not allowed to be used in the kernel. When
> it is used, a big ugly banner is posted on boot up saying that the
> kernel is in "debug mode" and is "unstable" (even though it isn't) just
> to scare people enough to never compile with a trace_printk() in their
> code. If they need a permanent trace_printk() then they need to use
> tracepoints.

But don't tracepoints also pass through vbin_printf? IOW, are there no
print-like function calls in the kernel where a static checker warning
for %pX would be worthwhile?

Rasmus