Re: [RFC] Use target filename in BUG_ON and friends
From: Sam Ravnborg
Date: Sun Jul 23 2006 - 13:56:39 EST
On Mon, Jul 10, 2006 at 02:03:07AM +0200, Andi Kleen wrote:
> On Saturday 08 July 2006 22:57, Sam Ravnborg wrote:
> > On Sat, Jul 08, 2006 at 11:45:49AM -0500, Milton Miller wrote:
> > >
> > > On Jul 8, 2006, at 04:45:54 EST, Sam Ravnborg wrote:
> > > > When building the kernel using make O=.. all uses of __FILE__ becomes
> > > > filenames with absolute path resulting in increased text size.
> > > > Following patch supply the target filename as a commandline define
> > > > KBUILD_TARGET_FILE="mmslab.o"
> > >
> > > Unfortunately this ignores the fact that __LINE__ is meaningless
> > > without __FILE__ because there are way too many BUGs in header
> > > files.
> > __LINE__ gives a very precise hint of the offending .h file.
> > For x86_64 there are only one line-number clash in include/ for uses of
> > __FILE__.
> It's a nasty encoding. Maybe you could add a script to resolve them?
The patch was dropped. The benefit was too small compared to less
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