From: Ralf Baechle <ralf@linux-mips.org>
To: wyb@topsec.com.cn
Cc: macro@linux-mips.org, sskowron@ET.PUT.Poznan.PL.redhat.com,
rsandifo@redhat.com, linux-mips@linux-mips.org
Subject: Re: unmatched R_MIPS_HI16/LO16 on gcc 3.4.3
Date: Mon, 24 Jul 2006 23:44:24 -0400 [thread overview]
Message-ID: <20060725034424.GB22138@linux-mips.org> (raw)
In-Reply-To: <004001c6af95$14585900$0100000a@codingman>
On Tue, Jul 25, 2006 at 10:49:56AM +0800, wyb@topsec.com.cn wrote:
> I met similar problem as Stanislaw Skowronek, but for gcc 3.4.3. I created a
> kernel module, when insmod, kernel reported "dangerous relocation". I traced
> the bug, found unmatched R_MIPS_HI16/LO16 in module's elf file, and kernel
> refused to relocate:
> ...
> 00015a5c 00039a05 R_MIPS_HI16 0000000c tos_net_debug
> 00015a68 00000204 R_MIPS_26 00000000 .text
> 00015a64 00046005 R_MIPS_HI16 0006b598 arp_proxy_list
> 00015a6c 00046006 R_MIPS_LO16 0006b598 arp_proxy_list
> ...
>
> My problem arised when expression on tos_net_debug could be optimized out,
> it seemed like gcc optimized out the LO16, but left HI16.
>
> The original discussion on similar problem is at
> http://www.linux-mips.org/archives/linux-mips/2005-05/msg00097.html
Do you have a testcase, a kernel .config file to trigger this?
Ralf
next prev parent reply other threads:[~2006-07-25 3:44 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-25 2:49 unmatched R_MIPS_HI16/LO16 on gcc 3.4.3 wyb
2006-07-25 2:49 ` wyb
2006-07-25 3:44 ` Ralf Baechle [this message]
2006-07-31 1:58 ` wyb
2006-07-31 1:58 ` wyb
2006-07-31 8:34 ` Thiemo Seufer
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=20060725034424.GB22138@linux-mips.org \
--to=ralf@linux-mips.org \
--cc=linux-mips@linux-mips.org \
--cc=macro@linux-mips.org \
--cc=rsandifo@redhat.com \
--cc=sskowron@ET.PUT.Poznan.PL.redhat.com \
--cc=wyb@topsec.com.cn \
/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.