All of lore.kernel.org
 help / color / mirror / Atom feed
From: Al Viro <viro@zeniv.linux.org.uk>
To: Baoquan He <bhe@redhat.com>
Cc: kernel test robot <lkp@intel.com>,
	oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
	Andrew Morton <akpm@linux-foundation.org>,
	Linux Memory Management List <linux-mm@kvack.org>
Subject: Re: arch/sh/kernel/relocate_kernel.S:38: Error: invalid operands for opcode
Date: Wed, 20 Dec 2023 06:00:30 +0000	[thread overview]
Message-ID: <20231220060030.GV1674809@ZenIV> (raw)
In-Reply-To: <ZYJ/M1HZ9ITfs4qe@MiWiFi-R3L-srv>

On Wed, Dec 20, 2023 at 01:44:19PM +0800, Baoquan He wrote:

> >    arch/sh/kernel/relocate_kernel.S: Assembler messages:
> > >> arch/sh/kernel/relocate_kernel.S:38: Error: invalid operands for opcode
> >    arch/sh/kernel/relocate_kernel.S:41: Error: invalid operands for opcode
> >    arch/sh/kernel/relocate_kernel.S:126: Error: invalid operands for opcode
> >    arch/sh/kernel/relocate_kernel.S:129: Error: invalid operands for opcode
> 
> I reproduced this error, haven't got why and a way to fix it, will come
> back later if I have fix.

At a guess - after that commit ARCH_SUPPORTS_CRASH_DUMP is enough to enable CRASH_DUMP,
which selects KEXEC_CORE regardless of ARCH_SUPPORTS_KEXEC.  And on sh you have
the former selected on any UP build, while the latter - only on MMU ones (i.e.
not SH2).

  reply	other threads:[~2023-12-20  6:00 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-18 14:55 arch/sh/kernel/relocate_kernel.S:38: Error: invalid operands for opcode kernel test robot
2023-12-20  5:44 ` Baoquan He
2023-12-20  6:00   ` Al Viro [this message]
2023-12-20 13:27     ` Baoquan He
2023-12-20 17:37       ` Al Viro
2023-12-21  4:24         ` Baoquan He

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=20231220060030.GV1674809@ZenIV \
    --to=viro@zeniv.linux.org.uk \
    --cc=akpm@linux-foundation.org \
    --cc=bhe@redhat.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=lkp@intel.com \
    --cc=oe-kbuild-all@lists.linux.dev \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.