From: "H. Peter Anvin" <hpa@zytor.com>
To: Andrew Morton <akpm@zip.com.au>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>,
Linus Torvalds <torvalds@transmeta.com>,
Hugh Dickins <hugh@veritas.com>,
Marcelo Tosatti <marcelo@conectiva.com.br>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] BUG preserve registers
Date: Sat, 09 Feb 2002 20:23:15 -0800 [thread overview]
Message-ID: <3C65F5B3.5010006@zytor.com> (raw)
In-Reply-To: <3C659D8A.37EA0155@zip.com.au> from "Andrew Morton" at Feb 09, 2002 02:07:06 PM <E16Zjw9-0000Dr-00@the-village.bc.nu> <3C65F523.FDDB7FA@zip.com.au>
Andrew Morton wrote:
> Alan Cox wrote:
>
>>>This works for me, from in-kernel as well as in-module. It'd
>>>be good if someone more familiar with x86 could check it over.
>>>
>>This looks a really bad reversion. The CONFIG_DEBUG_BUGVERBOSE ifdef saves
>>over 70K of memory on my standard kernel build.
>>
>
> About the time the 70k claim was made, I moved the printk out-of-line,
> so things got not so bad. However, with my (large) kernel build, on
> egcs-1.1.2:
>
> non-verbose BUG:
> 2589971 293436 373404 3256811 31b1eb vmlinux
> verbose BUG:
> 2709055 293436 373404 3375895 338317 vmlinux
> Patched:
> 2694537 293436 373404 3361377 334a61 vmlinux
>
> Which is 100k, which is preposterous.
>
Use "size" to determine the actual size, or strip the binary.
-hpa
next prev parent reply other threads:[~2002-02-10 4:24 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-02-09 8:13 [PATCH] BUG preserve registers Hugh Dickins
2002-02-09 8:32 ` Andrew Morton
2002-02-09 10:33 ` Hugh Dickins
2002-02-09 19:30 ` Linus Torvalds
2002-02-09 19:34 ` Andrew Morton
2002-02-09 21:37 ` Linus Torvalds
2002-02-09 20:00 ` H. Peter Anvin
2002-02-09 21:49 ` Linus Torvalds
2002-02-09 20:24 ` H. Peter Anvin
2002-02-09 20:11 ` Andrew Morton
2002-02-09 20:15 ` Linus Torvalds
2002-02-09 22:07 ` Andrew Morton
2002-02-10 2:41 ` Alan Cox
2002-02-10 4:20 ` Andrew Morton
2002-02-10 4:23 ` H. Peter Anvin [this message]
2002-02-10 4:28 ` Andrew Morton
2002-02-10 6:16 ` Linus Torvalds
2002-02-10 5:28 ` Andrew Morton
2002-02-10 7:23 ` Linus Torvalds
2002-02-10 6:28 ` Andrew Morton
2002-02-10 9:05 ` Andrew Morton
[not found] ` <200202110710.g1B7A5t28328@Port.imtp.ilyichevsk.odessa.ua>
2002-02-11 7:22 ` Andrew Morton
2002-02-11 17:19 ` Hugh Dickins
2002-02-11 19:48 ` Andrew Morton
2002-02-11 20:52 ` Hugh Dickins
2002-02-10 7:13 ` H. Peter Anvin
2002-02-10 8:53 ` arjan
2002-02-11 15:26 ` Jamie Lokier
2002-02-10 6:23 ` Eric W. Biederman
2002-02-10 6:50 ` Andrew Morton
2002-02-10 15:40 ` Eric W. Biederman
2002-02-10 7:08 ` Stevie O
2002-02-10 14:35 ` Olaf Dietsche
2002-02-10 4:55 ` Linus Torvalds
2002-02-10 5:03 ` Linus Torvalds
2002-02-10 4:21 ` Brian Gerst
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