Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
Date:   Fri, 30 Nov 2018 16:23:47 +0100
From:   Peter Zijlstra <peterz@infradead.org>
To:     "StDenis, Tom" <Tom.StDenis@amd.com>
Cc:     "dave.hansen@intel.com" <dave.hansen@intel.com>,
        "luto@kernel.org" <luto@kernel.org>,
        "x86@kernel.org" <x86@kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "Deucher, Alexander" <Alexander.Deucher@amd.com>
Subject: Re: [PATCH 0/4] x86/mm/cpa: Fix cpa-array TLB invalidation
Message-ID: <20181130152347.GB11614@hirez.programming.kicks-ass.net>
References: <20181130134455.490139778@infradead.org>
 <d1e4cb48-1952-fb61-bd2b-db9efe3b5f1a@amd.com>
 <20181130150959.GA11614@hirez.programming.kicks-ass.net>
 <9b172efa-0279-0a39-0b6b-7cf3492d326d@amd.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <9b172efa-0279-0a39-0b6b-7cf3492d326d@amd.com>
User-Agent: Mutt/1.10.1 (2018-07-13)
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Fri, Nov 30, 2018 at 03:14:30PM +0000, StDenis, Tom wrote:
> On 2018-11-30 10:09 a.m., Peter Zijlstra wrote:
> > On Fri, Nov 30, 2018 at 02:52:26PM +0000, StDenis, Tom wrote:
> >> Hi Peter,
> >>
> >> Unfortunately I can't apply this on top of our drm-next the first patch
> >> fails.
> > 
> > Against what tree would you like the patches? rebasing should not be
> > hard I think.
> > 
> 
> Actually I just tried applying against the tip of master and got the 
> same errors...
> 
> [root@carrizo linux]# git apply \[PATCH\ 1_4\]\ x86_mm_cpa\:\ Add\ 
> __cpa_addr\(\)\ helper\ -\ Peter\ Zijlstra\ \<peterz@infradead.org\>\ -\ 
> 2018-11-30\ 0844.eml
> error: patch failed: arch/x86/mm/pageattr.c:228
> error: arch/x86/mm/pageattr.c: patch does not apply
> 
> 
> Any ideas?

Hurm.. no. They apply cleanly to Linus' tree here.

linux-2.6$ git describe
v4.20-rc4-156-g94f371cb7394
linux-2.6$ quilt push 4
Applying patch patches/peterz-cpa-addr.patch
patching file arch/x86/mm/pageattr.c
Applying patch patches/peterz-cpa-fix-flush_array.patch
patching file arch/x86/mm/mm_internal.h
patching file arch/x86/mm/pageattr.c
patching file arch/x86/mm/tlb.c
Applying patch patches/peterz-cpa-fold-cpa_flush.patch
patching file arch/x86/mm/pageattr.c
Applying patch patches/peterz-cpa-clflush_opt.patch
patching file arch/x86/mm/pageattr.c
Now at patch patches/peterz-cpa-clflush_opt.patch

Weird.