From: Yoshinori Sato <ysato@users.sourceforge.jp>
To: linux-kernel@vger.kernel.org,
Josh Triplett <josh@joshtriplett.org>,
Andrew Morton <akpm@linux-foundation.org>
Cc: kbuild-all@01.org, Linux Memory Management List <linux-mm@kvack.org>
Subject: Re: undefined reference to `printk'
Date: Mon, 27 Jun 2016 14:14:36 +0900 [thread overview]
Message-ID: <87ziq7z003.wl-ysato@users.sourceforge.jp> (raw)
In-Reply-To: <201606260947.7y4PB5Dc%fengguang.wu@intel.com>
I think fix it.
default_eit_handler rewritten in C, it is best way.
But it test difficult.
Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
---
arch/m32r/kernel/entry.S | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S
index c639bfa..a71105c 100644
--- a/arch/m32r/kernel/entry.S
+++ b/arch/m32r/kernel/entry.S
@@ -419,6 +419,12 @@ ENTRY(default_eit_handler)
infinit:
bra infinit
+#ifndef CONFIG_PRINTK
+printk:
+ jmp lr
+ .fillinsn
+#endif
+
#ifdef CONFIG_ MMU
/*
* Access Exception handler
2.7.0
On Sun, 26 Jun 2016 10:19:50 +0900,
kbuild test robot wrote:
>
> Hi,
>
> FYI, the error/warning still remains.
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: da2f6aba4a21f8da3331e5251a117c52764da579
> commit: 5d2acfc7b974bbd3858b4dd3f2cdc6362dd8843a kconfig: make allnoconfig disable options behind EMBEDDED and EXPERT
> date: 2 years, 3 months ago
> config: m32r-allnoconfig (attached as .config)
> compiler: m32r-linux-gcc (GCC) 4.9.0
> reproduce:
> wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> git checkout 5d2acfc7b974bbd3858b4dd3f2cdc6362dd8843a
> # save the attached .config to linux build tree
> make.cross ARCH=m32r
>
> All errors (new ones prefixed by >>):
>
> arch/m32r/kernel/built-in.o: In function `default_eit_handler':
> >> (.text+0x3f8): undefined reference to `printk'
> arch/m32r/kernel/built-in.o: In function `default_eit_handler':
> (.text+0x3f8): relocation truncated to fit: R_M32R_26_PCREL_RELA against undefined symbol `printk'
>
> ---
> 0-DAY kernel test infrastructure Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all Intel Corporation
--
Yoshinori Sato
<ysato@users.sourceforge.jp>
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2016-06-27 5:14 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-26 1:19 undefined reference to `printk' kbuild test robot
2016-06-27 5:14 ` Yoshinori Sato [this message]
-- strict thread matches above, loose matches on Subject: below --
2016-09-25 3:40 kbuild test robot
2016-09-25 3:46 ` Joe Perches
2016-09-26 1:54 ` Fengguang Wu
2016-07-27 20:56 kbuild test robot
2016-07-19 9:10 kbuild test robot
2016-07-03 15:39 kbuild test robot
2016-06-12 2:17 kbuild test robot
2016-06-12 4:38 ` Josh Triplett
2016-06-27 5:26 ` Yoshinori Sato
2016-06-05 0:43 kbuild test robot
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=87ziq7z003.wl-ysato@users.sourceforge.jp \
--to=ysato@users.sourceforge.jp \
--cc=akpm@linux-foundation.org \
--cc=josh@joshtriplett.org \
--cc=kbuild-all@01.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).