public inbox for linuxppc-dev@ozlabs.org 
 help / color / mirror / Atom feed
From: Michael Ellerman <mpe@ellerman•id.au>
To: Christophe Leroy <christophe.leroy@csgroup•eu>, linuxppc-dev@ozlabs•org
Subject: Re: [PATCH] powerpc/40x: Fix assembler warning about r0
Date: Thu, 06 Aug 2020 22:33:59 +1000	[thread overview]
Message-ID: <877ducymvc.fsf@mpe.ellerman.id.au> (raw)
In-Reply-To: <7faebe28-07f9-b5df-6b6d-a25342e2bcad@csgroup.eu>

Christophe Leroy <christophe.leroy@csgroup•eu> writes:
> Le 06/08/2020 à 04:18, Michael Ellerman a écrit :
>> Christophe Leroy <christophe.leroy@csgroup•eu> writes:
>>> Le 22/07/2020 à 04:24, Michael Ellerman a écrit :
>>>> The assembler says:
>>>>     arch/powerpc/kernel/head_40x.S:623: Warning: invalid register expression
>>>
>>> I get exactly the same with head_32.S, for the exact same reason.
>> 
>> Ah yep, I see it. I mostly build pmac32_defconfig which doesn't have
>> BDI_SWITCH enabled.
>> 
>> Send a patch? :)
>
> Done.
>
>> 
>> Do we still need the BDI_SWITCH code? Is it likely anyone still has one,
>> that works?
>
> I have three (One for 83xx and two for 8xx) and they work, allthough I'm 
> using them only for Uboot and for very very very early Linux boot 
> debugging (Last time I used it with Linux was when implementing KASAN)

OK, happy to keep the code around if it works and is being used, even
just a little bit.

cheers

      reply	other threads:[~2020-08-06 12:42 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-22  2:24 [PATCH] powerpc/40x: Fix assembler warning about r0 Michael Ellerman
2020-08-05  0:42 ` Michael Ellerman
2020-08-05 15:52 ` Christophe Leroy
2020-08-06  2:18   ` Michael Ellerman
2020-08-06  8:26     ` Christophe Leroy
2020-08-06 12:33       ` Michael Ellerman [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=877ducymvc.fsf@mpe.ellerman.id.au \
    --to=mpe@ellerman$(echo .)id.au \
    --cc=christophe.leroy@csgroup$(echo .)eu \
    --cc=linuxppc-dev@ozlabs$(echo .)org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox