Re: [PATCH 2/2] ktest: run make mrproper not only for OUTPUT_DIR but also for BUILD_DIR to avoid build failure

[Steven Rostedt]

On Sun, 02 Mar 2014 23:17:42 +0900
Satoru Takeuchi <satoru.takeuchi@xxxxxxxxx> wrote:

> At Sun, 2 Mar 2014 08:29:16 -0500,
> Steven Rostedt wrote:
> > 
> > On Sun, 02 Mar 2014 21:23:36 +0900
> > Satoru Takeuchi <satoru.takeuchi@xxxxxxxxx> wrote:
> > 
> > > From: Satoru Takeuchi <satoru.takeuchi@xxxxxxxxx>
> > > 
> > > Build failure hapens with the following log if BUILD_DIR is dirty.
> > 
> > If you want to do make mrproper in the BUILD_DIR, add the command to
> > PRE_BUILD or something. I have TAGS in my BUILD_DIRs and this will
> > remove them for me. I can't accept this change.
> > 
> > I've noticed that there's a bug in the Linux make system that causes
> > the O=.. builds to fail because somehow the source directory got dirty.
> > We need to figure out what that bug is.
> 
> I see. So what I should fix is kbuild system.
> 

That would be great :-)

-- Steve
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