Re: [PATCH] kernel/trace/trace.c: Switch the related code with CONFIG_TRACER_MAX_TRACE

From: Steven Rostedt
Date: Tue Nov 10 2015 - 17:56:51 EST

On Wed, 11 Nov 2015 06:31:25 +0800
Chen Gang <xili_gchen_5257@xxxxxxxxxxx> wrote:

> > I'm curious to what compiler are you using? Because, for me gcc simply
> > compiles it out without any warning or anything because it's labeled as
> > a constant.
> >
> I use the upstream gcc 6.0.0, which is simply built by myself:

So this is new with gcc 6.0 (which I don't have). I'm still using 4.9
as that's the last one supported by:

-- Steve

> It will always report warning for both "static const struct file_operations
> tracing_max_lat_fops ..." and "static struct file_operations
> tracing_max_lat_fops ..."

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