[U-Boot] [PATCH 1/2] kbuild: Fix a false error of generic board support

[Tom Rini]

On Wed, Dec 17, 2014 at 02:04:32AM +0100, Marek Vasut wrote:
> On Wednesday, December 17, 2014 at 12:56:46 AM, Tom Rini wrote:
> > On Tue, Dec 16, 2014 at 02:56:44PM -0600, mgerlach wrote:
> > > Hello Masahiro Yamada,
> > > 
> > > Even the with this patch, we encountered a false error of generic board
> > > support.  The problem was very interrmittent for us, but we were able
> > > to debug the problem to performing builds on EXT3 file systems which
> > > have a time stamp resolution of one second.  To reproduce the problem,
> > > touch ./include/config/auto.conf and .config on a configured uboot tree
> > > on an EXT3 file system.
> > > 
> > > The patch below fixes the problem for us.
> > 
> > This makes an odd race condition problem I run into when doing massively
> > paralell builds worse :(  With MAKEALL no ARM boards build (ARCH wasn't
> > set in time so it tried arch//Makefile for something) and buildman was
> > also broken in a bunch of places.
> 
> Let me just chime in, I recall I did report something possibly similar some time 
> ago [1]. I did not manage to put a finger on this issue though and I can no 
> longer trigger it.
> 
> [1] http://lists.denx.de/pipermail/u-boot/2013-June/157481.html

No, my problem was introduced with the switch to Kbuild itself.

-- 
Tom
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