Re: [PATCH 0/2] tracing: Move trace_printk.h out of kernel.h

Steven Rostedt <[email protected]> Mon, 22 Jun 2026 09:08:26 -0400

Newsgroups	gmane.linux.documentation,gmane.linux.kernel,gmane.linux.kbuild.devel,gmane.linux.ports.ppc64.devel,gmane.comp.video.dri.devel,gmane.linux.ports.arm.kernel,gmane.linux.drivers.rdma,gmane.linux.usb.general,gmane.comp.file-systems.ext4,gmane.linux.nfs,gmane.comp.emulators.kvm.devel,gmane.comp.freedesktop.xorg.drivers.intel
Message-ID	<20260622090826.20efadb3@fedora>

On Mon, 22 Jun 2026 10:05:13 +0200
"Christophe Leroy (CS GROUP)" <[email protected]> wrote:

> > There's been complaints about trace_printk() being defined in kernel.h as it
> > can increase the compilation time. As it is only used by some developers for
> > debugging purposes, it should not be in kernel.h causing lots of wasted CPU
> > cycles for those that do not ever care about it.  
> 
> Do we have a measurement of the increased compilation time ?

I believe Yury does.

-- Steve