From: William Lee Irwin III <wli@holomorphy.com>
To: Zwane Mwaikambo <zwane@linuxpower.ca>,
Keith Owens <kaos@ocs.com.au>, Linus Torvalds <torvalds@osdl.org>,
Pavel Machek <pavel@ucw.cz>,
Linux Kernel <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@osdl.org>, Matt Mackall <mpm@selenic.com>
Subject: Re: [PATCH][2.6] Completely out of line spinlocks / i386
Date: Fri, 13 Aug 2004 01:01:16 -0700 [thread overview]
Message-ID: <20040813080116.GY11200@holomorphy.com> (raw)
In-Reply-To: <20040812072058.GH11200@holomorphy.com>
On Thu, Aug 12, 2004 at 12:20:58AM -0700, William Lee Irwin III wrote:
> Okay, the results on 2.6.8-rc4 (COOL had a bit of porting, basically
> dropping the hunks associated with spin_lock_flags_string or whatever
> it is). Chose the .config largely to be vaguely deterministic, but had
> to nuke the "System is too big" check in arch/x86_64/boot/tools/build.c.
> text data bss dec hex filename
> mainline: 20708323 6603052 1878448 29189823 1bd66bf vmlinux
> cool: 20619594 6588166 1878448 29086208 1bbd200 vmlinux
> C-func: 19969264 6583128 1878384 28430776 1b1d1b8 vmlinux
> x86-64, -O2, allyesconfig minus the following:
[...]
Most of this is consolidating preempt_count()++ and preempt_count()--
when CONFIG_PREEMPT=y. Removing CONFIG_PREEMPT from the .config yields:
text data bss dec hex filename
mainline: 19973522 6607761 1878448 28459731 1b242d3 vmlinux
cool: 19839487 6585707 1878448 28303642 1afe11a vmlinux
C-func: 19923848 6582771 1878384 28385003 1b11eeb vmlinux
-- wli
next prev parent reply other threads:[~2004-08-13 8:01 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-08 4:49 [PATCH][2.6] Completely out of line spinlocks / i386 Zwane Mwaikambo
2004-08-08 5:01 ` Linus Torvalds
2004-08-08 5:17 ` Zwane Mwaikambo
2004-08-08 5:21 ` Linus Torvalds
2004-08-08 6:00 ` Zwane Mwaikambo
2004-08-08 12:33 ` Andreas Schwab
2004-08-08 18:26 ` Zwane Mwaikambo
2004-08-11 21:59 ` Pavel Machek
2004-08-11 22:13 ` Linus Torvalds
2004-08-11 22:23 ` William Lee Irwin III
2004-08-12 0:01 ` Keith Owens
2004-08-12 0:39 ` David S. Miller
2004-08-12 0:54 ` Zwane Mwaikambo
2004-08-12 1:01 ` William Lee Irwin III
2004-08-12 1:37 ` Zwane Mwaikambo
2004-08-12 2:04 ` William Lee Irwin III
2004-08-12 7:20 ` William Lee Irwin III
2004-08-12 7:23 ` William Lee Irwin III
2004-08-12 7:25 ` William Lee Irwin III
2004-08-12 8:12 ` Zwane Mwaikambo
2004-08-12 8:11 ` William Lee Irwin III
2004-08-12 8:54 ` William Lee Irwin III
2004-08-13 8:01 ` William Lee Irwin III [this message]
2004-08-13 9:16 ` William Lee Irwin III
2004-08-13 9:30 ` William Lee Irwin III
2004-08-13 9:46 ` William Lee Irwin III
2004-08-13 10:05 ` William Lee Irwin III
2004-08-13 10:23 ` William Lee Irwin III
2004-08-13 10:39 ` William Lee Irwin III
2004-08-13 14:15 ` Zwane Mwaikambo
2004-08-13 14:29 ` William Lee Irwin III
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