On Fri, May 08, 2020 at 06:26:04PM +0200, Peter Zijlstra wrote: > On Fri, May 08, 2020 at 11:17:50AM -0500, Josh Poimboeuf wrote: > > On Fri, May 08, 2020 at 11:55:09AM +0200, Peter Zijlstra wrote: > > > On Fri, May 08, 2020 at 11:27:39AM +0200, Arnd Bergmann wrote: > > > > > > > Right, makes sense. It would be nice though to have a way of > > > > intentionally > > > > turning all objtool warnings into errors. I do my randconfig tests > > > > with '-Werror' > > > > at the moment in order to catch all new warnings, but this does not > > > > catch > > > > objtool errors at the moment. For now, this is probably the right thing > > > > to do, > > > > as there are a couple of warnings that I have no patches for, but at > > > > some point > > > > I would prefer to trap immediately when a new warning pops up. > > > > > > Completely untested, and I'm 100% unsure of the Makefile change, but > > > something like so, then? > > > > Mostly looks good, but it only errors out on fatal errors, right? For > > -Werror (and what Arnd is asking about) should it also return error on > > "warnings > 0"? > > Oh, good point. Extra knob or just: if (error && ret) return -1 ?
I think a single knob (hooked up to -Werror) is good enough for now. -- Josh