Re: [GIT PULL] tracing: Fixes and clean ups for v5.14
From: Linus Torvalds
Date: Thu Aug 12 2021 - 13:55:14 EST
On Thu, Aug 12, 2021 at 7:33 AM Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:
> That was my take too, when this was first addressed:
> > The commit message talks about "some compilers/analyzers" without any
> > explanation, and the "Link:" thing doesn't link to anything useful
> > either.
> I should have added the above link. :-/
Even the above link doesn't explain it to me.
What is it that gives this crazy garbage warning?
It looks like Randy Dunlap compiles with the '-Wmain' flag, and then
complains about it hurting.
It's a classic case of "Doctor, doctor, it hurts when I hit myself in
the head with an ice pick".
The solution is not to take some Ibuprofen.
The solution is DON'T DO THAT THEN.
People who build with W=2 or some other crazy thing need to understand
that the bad warnings it exposes are not kernel problems, they are