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Reply-To: monstr@monstr.eu
Subject: Re: [PATCH 1/2] ARM: zynq: support smp in thumb mode
To:     Luis Araneda <luaraneda@gmail.com>,
        Michal Simek <michal.simek@xilinx.com>
Cc:     Russell King <linux@armlinux.org.uk>,
        linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
        linux-kernel@vger.kernel.org
References: <20190806030718.29048-1-luaraneda@gmail.com>
 <20190806030718.29048-2-luaraneda@gmail.com>
 <17a45e21-8362-e888-d222-812c879a38a8@xilinx.com>
 <CAHbBuxosAnWdpee8jS7feR06+KF_PjOiTF2+PsiMnMAjwfUFKw@mail.gmail.com>
From:   Michal Simek <monstr@monstr.eu>
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Message-ID: <7ebddbc5-e963-6430-37f3-d13d0c078463@monstr.eu>
Date:   Thu, 8 Aug 2019 11:18:27 +0200
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In-Reply-To: <CAHbBuxosAnWdpee8jS7feR06+KF_PjOiTF2+PsiMnMAjwfUFKw@mail.gmail.com>
Content-Type: multipart/signed; micalg=pgp-sha1;
 protocol="application/pgp-signature";
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--m05SSs1PYnlpEXtCCW6oEs2zzW9hzFfHe
Content-Type: multipart/mixed; boundary="pTpYcIOy9zXSBKG5CBdyTgzsY0cSB9H0L";
 protected-headers="v1"
From: Michal Simek <monstr@monstr.eu>
Reply-To: monstr@monstr.eu
To: Luis Araneda <luaraneda@gmail.com>, Michal Simek <michal.simek@xilinx.com>
Cc: Russell King <linux@armlinux.org.uk>,
 linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
 linux-kernel@vger.kernel.org
Message-ID: <7ebddbc5-e963-6430-37f3-d13d0c078463@monstr.eu>
Subject: Re: [PATCH 1/2] ARM: zynq: support smp in thumb mode
References: <20190806030718.29048-1-luaraneda@gmail.com>
 <20190806030718.29048-2-luaraneda@gmail.com>
 <17a45e21-8362-e888-d222-812c879a38a8@xilinx.com>
 <CAHbBuxosAnWdpee8jS7feR06+KF_PjOiTF2+PsiMnMAjwfUFKw@mail.gmail.com>
In-Reply-To: <CAHbBuxosAnWdpee8jS7feR06+KF_PjOiTF2+PsiMnMAjwfUFKw@mail.gmail.com>

--pTpYcIOy9zXSBKG5CBdyTgzsY0cSB9H0L
Content-Type: text/plain; charset=utf-8
Content-Language: en-US
Content-Transfer-Encoding: quoted-printable

On 06. 08. 19 14:40, Luis Araneda wrote:
> Hi,
>=20
> On Tue, Aug 6, 2019 at 2:39 AM Michal Simek <michal.simek@xilinx.com> w=
rote:
>>
>> On 06. 08. 19 5:07, Luis Araneda wrote:
>>> Add .arm directive to headsmp.S to ensure that the
>>> CPU starts in 32-bit ARM mode and the correct code
>>> size is copied on smp bring-up
>>>
>>> Additionally, start secondary CPUs on secondary_startup_arm
>>> to automatically switch from ARM to thumb on a thumb kernel
> [...]
>>
>> It is really a question if this should go to stable tree. It is pretty=

>> much new feature.
>> Will be good to also add link to similar patch for example this one
>> 5616f36713ea77f57ae908bf2fef641364403c9f.
>=20
> Ok, I'm dropping stable from CC. From the previous comments, I thought
> that the two patches were part of the same fix, but now I realized
> this is a feature rather than a fix.
>=20
> Michal, do you want a new version with the link to the similar patch
> or would you take it in its current form?

new version please.
M


--=20
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Xilinx Microblaze
Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP ARM64 SoCs
U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP/Versal SoCs


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