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Date: Sat, 23 Sep 2017 15:05:05 +0200
From: Ingo Molnar <mingo@kernel.org>
To: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: x86@kernel.org, linux-kernel@vger.kernel.org,
        Thomas Gleixner <tglx@linutronix.de>, "H. Peter Anvin" <hpa@zytor.com>,
        Andy Lutomirski <luto@kernel.org>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Alexander Potapenko <glider@google.com>,
        Dmitriy Vyukov <dvyukov@google.com>,
        Matthias Kaehlcke <mka@chromium.org>, Arnd Bergmann <arnd@arndb.de>,
        Peter Zijlstra <peterz@infradead.org>,
        Andrey Ryabinin <aryabinin@virtuozzo.com>,
        Miguel Bernal Marin <miguel.bernal.marin@linux.intel.com>
Subject: Re: [PATCH v2 0/2] x86: Fix inline asm call constraints for clang
Message-ID: <20170923130505.qmcwydhimcp35ori@gmail.com>
References: <cover.1505942196.git.jpoimboe@redhat.com>
 <20170923105318.fkjr5l5yx57jjaqe@gmail.com>
 <20170923120940.l22j3ifddowffc2z@treble>
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* Josh Poimboeuf <jpoimboe@redhat.com> wrote:

> On Sat, Sep 23, 2017 at 12:53:18PM +0200, Ingo Molnar wrote:
> > 
> > * Josh Poimboeuf <jpoimboe@redhat.com> wrote:
> > 
> > > Patch 1 is a bug fix for an objtool issue which was uncovered by patch 2.
> > > 
> > > Patch 2 is the last fix needed for clang to be able to compile and boot
> > > the kernel.
> > > 
> > > Josh Poimboeuf (2):
> > >   objtool: Handle another GCC stack pointer adjustment bug
> > >   x86/asm: Fix inline asm call constraints for clang
> > 
> > Have these patches been boot tested with clang?
> 
> Yes, I built and boot them using the directions at:
> 
>   https://github.com/ramosian-glider/clang-kernel-build

Great - I'll queue up these fixes in tip:x86/urgent.

Thanks,

	Ingo