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;
Content-Type: text/plain;
        charset=utf-8
Mime-Version: 1.0 (Mac OS X Mail 13.0 \(3601.0.10\))
Subject: Re: [PATCH v15 00/23] Generic page walk and ptdump
From:   Qian Cai <cai@lca.pw>
In-Reply-To: <e1f4ec12f9b3f92e481a42698cc1a5645e0e7c0f.camel@vmware.com>
Date:   Thu, 5 Dec 2019 09:38:17 -0500
Cc:     "Steven.Price@arm.com" <Steven.Price@arm.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "peterz@infradead.org" <peterz@infradead.org>,
        "ard.biesheuvel@linaro.org" <ard.biesheuvel@linaro.org>,
        "linux-mm@kvack.org" <linux-mm@kvack.org>,
        "tglx@linutronix.de" <tglx@linutronix.de>,
        "david@redhat.com" <david@redhat.com>,
        "dave.hansen@linux.intel.com" <dave.hansen@linux.intel.com>,
        "James.Morse@arm.com" <James.Morse@arm.com>,
        "x86@kernel.org" <x86@kernel.org>,
        "akpm@linux-foundation.org" <akpm@linux-foundation.org>,
        "Mark.Rutland@arm.com" <Mark.Rutland@arm.com>,
        "jglisse@redhat.com" <jglisse@redhat.com>,
        "catalin.marinas@arm.com" <catalin.marinas@arm.com>,
        "mingo@redhat.com" <mingo@redhat.com>,
        "luto@kernel.org" <luto@kernel.org>, "bp@alien8.de" <bp@alien8.de>,
        "linux-arm-kernel@lists.infradead.org" 
        <linux-arm-kernel@lists.infradead.org>,
        "hpa@zytor.com" <hpa@zytor.com>, "arnd@arndb.de" <arnd@arndb.de>,
        "kan.liang@linux.intel.com" <kan.liang@linux.intel.com>,
        "will@kernel.org" <will@kernel.org>
Content-Transfer-Encoding: quoted-printable
Message-Id: <A1E27467-83D7-4D36-A029-31649417248E@lca.pw>
References: <20191204163235.GA1597@arm.com>
 <A22DE6B7-23A1-41FA-AF82-9613778277C7@lca.pw>
 <e1f4ec12f9b3f92e481a42698cc1a5645e0e7c0f.camel@vmware.com>
To:     Thomas Hellstrom <thellstrom@vmware.com>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk


> On Dec 5, 2019, at 9:32 AM, Thomas Hellstrom <thellstrom@vmware.com> =
wrote:
>=20
> On Thu, 2019-12-05 at 08:15 -0500, Qian Cai wrote:
>>> On Dec 4, 2019, at 11:32 AM, Steven Price <Steven.Price@arm.com>
>>> wrote:
>>>=20
>>> I've bisected this problem and it's a merge conflict with:
>>>=20
>>> ace88f1018b8 ("mm: pagewalk: Take the pagetable lock in
>>> walk_pte_range()")
>>=20
>> Sigh, how does that commit end up merging in the mainline without
>> going through Andrew=E2=80=99s tree and missed all the linux-next =
testing? It
>> was merged into the mainline Oct 4th?
>=20
> It was acked by Andrew to be merged through a drm tree, since it was
> part of a graphics driver functionality. It was preceded by a fairly
> lenghty discussion on linux-mm / linux-kernel.
>=20
> It was merged into drm-next on 19-11-28, I think that's when it
> normally is seen by linux-next. Merged into mainline 19-11-30. =
Andrew's
> tree got merged 19-12-05.

Ah, that was the problem. Merged into the mainline after only a day or =
two
showed up in the linux-next. There isn=E2=80=99t enough time for =
integration testing.

>=20
> linux-next signaled a merge conflict from one of the patches in this
> series (not this one) resolved manually with the akpm tree on =
19-12-02.
>=20
> Thomas
>=20
>=20
>=20
>=20
>=20
>=20