public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Hariprasad Nellitheertha <hari@in.ibm.com>
To: Andrew Morton <akpm@osdl.org>
Cc: linux-kernel@vger.kernel.org, ebiederm@xmission.com,
	varap@us.ibm.com, fastboot@osdl.org
Subject: Re: Compile error on 2.6.10-rc1-mm1
Date: Fri, 29 Oct 2004 16:21:49 +0530	[thread overview]
Message-ID: <418220C5.2030004@in.ibm.com> (raw)
In-Reply-To: <20041029024305.7bd9778c.akpm@osdl.org>

Andrew Morton wrote:
> Hariprasad Nellitheertha <hari@in.ibm.com> wrote:
> 
>>The compile time error that few people have been seeing with 
>> the last couple of -mm releases are due to the changes 
>> introduced to arch/i386/kernel/vmlinux.lds.S to enable kexec 
>> based crashdumps.
>>...
>> --- linux-2.6.10-rc1/arch/i386/kernel/vmlinux.lds.S~kdump-fix-bss-compile-error	2004-10-28 15:15:43.000000000 +0530
>> +++ linux-2.6.10-rc1-hari/arch/i386/kernel/vmlinux.lds.S	2004-10-28 15:18:04.000000000 +0530
>> @@ -117,8 +117,9 @@ SECTIONS
>>    /* freed after init ends here */
>>  	
>>    __bss_start = .;		/* BSS */
>> +  .bss.page_aligned  : AT(ADDR(.bss.page_aligned) - LOAD_OFFSET) {
>> +	*(.bss.page_aligned) }
>>    .bss : AT(ADDR(.bss) - LOAD_OFFSET) {
>> -	*(.bss.page_aligned)
>>  	*(.bss)
>>    }
>>    . = ALIGN(4);
> 
> 
> It's hard to see how that could go wrong.  Did you compare the before- and
> after- output from `objdump -h vmlinux'?
> 

The output of objdump for the bss related sections are as below..

Without patch - machine with newer binutils

  24 .bss          0002cf38  c03df000  003df000  002df000  2**12
                   ALLOC

With patch - machine with newer binutils

  24 .bss.page_aligned 00002000  c03df000  c03df000  002df000  2**2

  25 .bss          0002af38  c03e1000  003e1000  002df000  2**12
                   ALLOC

With patch - machine with old binutils

  24 .bss.page_aligned 00002000  c03df000  c03df000  002df000  2**2
                   CONTENTS
  25 .bss          0002af38  c03e1000  003e1000  002df000  2**12
                   ALLOC

Regards, Hari

      reply	other threads:[~2004-10-29 10:52 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-10-29  9:37 Compile error on 2.6.10-rc1-mm1 Hariprasad Nellitheertha
2004-10-29  9:43 ` Andrew Morton
2004-10-29 10:51   ` Hariprasad Nellitheertha [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=418220C5.2030004@in.ibm.com \
    --to=hari@in.ibm.com \
    --cc=akpm@osdl.org \
    --cc=ebiederm@xmission.com \
    --cc=fastboot@osdl.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=varap@us.ibm.com \
    /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