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From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Andrew Morton <akpm@osdl.org>
Cc: linux-kernel@vger.kernel.org, Andi Kleen <ak@muc.de>,
	Hugh Dickens <hugh@veritas.com>,
	Michael Ellerman <michael@ellerman.id.au>,
	Paul Mackerras <paulus@samba.org>
Subject: Re: [PATCH RFC 1/4] Generic BUG handling.
Date: Fri, 29 Sep 2006 02:33:02 -0700	[thread overview]
Message-ID: <451CE84E.300@goop.org> (raw)
In-Reply-To: <20060929021604.02fb6162.akpm@osdl.org>

Andrew Morton wrote:
> For my x86_64 usualconfig .text (from objdump --headers) went from
> 0x002c55c7 down to 0x002c2bda, which is 10.5k saved.
>
> According to /usr/bin/size, vmlinux got bigger:
>
> box:/usr/src/25> size vmlinux 
>    text    data     bss     dec     hex filename
> 3597448  716340  510456 4824244  499cb4 vmlinux-before
> 3640604  716228  510456 4867288  4a44d8 vmlinux-after
>   

Good, that's what we'd hope for.  It's going to be a bigger overall than 
the previous i386 code, because it's now saving away the EIP as well as 
filename* and line for each BUG.

> But that's because size(1) is too blunt an instrument: the sum of .text and
> the new bug section got larger.
>   

size -A will tell you everything you ever wanted to know.

> I think we need to thank the powerpc guys, then take away their function
> name printing ;)
>   

I think so...

    J

  reply	other threads:[~2006-09-29  9:32 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20060928225444.439520197@goop.org>
     [not found] ` <20060928225452.229936605@goop.org>
2006-09-28 23:32   ` [PATCH RFC 1/4] Generic BUG handling Andrew Morton
2006-09-28 23:43     ` Jeremy Fitzhardinge
2006-09-29  0:07       ` Andrew Morton
2006-09-29  5:07   ` Michael Ellerman
2006-09-29  8:41     ` Jeremy Fitzhardinge
2006-09-29  8:49       ` Michael Ellerman
2006-09-29  8:52       ` Andrew Morton
2006-09-29 19:44     ` Jeremy Fitzhardinge
2006-09-29 19:54       ` Andrew Morton
2006-09-29  8:57   ` Andi Kleen
2006-09-29  9:10     ` Andrew Morton
2006-09-29  9:13       ` Andi Kleen
2006-09-29  9:18         ` Andrew Morton
2006-09-29  9:16   ` Andrew Morton
2006-09-29  9:33     ` Jeremy Fitzhardinge [this message]
2006-09-29  9:36     ` Jeremy Fitzhardinge

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