linux-kernel - RE: linux-next: build failure after merge of the kbuild tree

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Date:   Sat, 6 Jul 2019 00:05:27 +0000
From:   Michael Kelley <mikelley@...rosoft.com>
To:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
        Peter Zijlstra <peterz@...radead.org>
CC:     Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: RE: linux-next: build failure after merge of the kbuild tree

From: Stephen Rothwell <sfr@...b.auug.org.au>  Sent: Friday, July 5, 2019 1:31 AM
> 
> After merging the kbuild tree, today's linux-next build (powerpc
> allyesconfig) failed like this:
> 
> In file included from <command-line>:
> include/clocksource/hyperv_timer.h:18:10: fatal error: asm/mshyperv.h: No such file or
> directory
>  #include <asm/mshyperv.h>
>           ^~~~~~~~~~~~~~~~
> 
> Caused by commit
> 
>   34085aeb5816 ("kbuild: compile-test kernel headers to ensure they are self-contained")
> 
> interacting with commit
> 
>   dd2cb348613b ("clocksource/drivers: Continue making Hyper-V clocksource ISA agnostic")
> 
> from the tip tree.
> 

Thomas -- let's remove my two clocksource patches from your 'tip' tree.  I'll need
a little time to fully understand the self-contained header requirements and restructure
hyperv_timer.h to avoid this problem.

Michael