linux-kernel - Re: [PATCH AUTOSEL 4.4 01/14] xtensa: fix build for cores with coprocessors

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Date:   Mon, 19 Aug 2019 17:53:19 +0100
From:   Ben Hutchings <ben.hutchings@...ethink.co.uk>
To:     Sasha Levin <sashal@...nel.org>, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org
Cc:     Max Filippov <jcmvbkbc@...il.com>, linux-xtensa@...ux-xtensa.org
Subject: Re: [PATCH AUTOSEL 4.4 01/14] xtensa: fix build for cores with
 coprocessors

On Tue, 2019-08-06 at 17:37 -0400, Sasha Levin wrote:
> From: Max Filippov <jcmvbkbc@...il.com>
> 
> [ Upstream commit e3cacb73e626d885b8cf24103fed0ae26518e3c4 ]
> 
> Assembly entry/return abstraction change didn't add asmmacro.h include
> statement to coprocessor.S, resulting in references to undefined macros
> abi_entry and abi_ret on cores that define XTENSA_HAVE_COPROCESSORS.
> Fix that by including asm/asmmacro.h from the coprocessor.S.
[...]

This seems to be fixing commit d6d5f19e21d9 "xtensa: abstract 'entry'
and 'retw' in assembly code" so it wouldn't be needed for any stable
branches.

Ben.

-- 
Ben Hutchings, Software Developer                         Codethink Ltd
https://www.codethink.co.uk/                 Dale House, 35 Dale Street
                                     Manchester, M1 2HF, United Kingdom