From: Andrew Morton <akpm@osdl.org>
To: "J.A. Magallon" <jamagallon@able.es>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Use const* parameters in mm.h
Date: Fri, 24 Mar 2006 13:35:28 -0800 [thread overview]
Message-ID: <20060324133528.24fecc9b.akpm@osdl.org> (raw)
In-Reply-To: <20060323221241.719662a8@werewolf.auna.net>
"J.A. Magallon" <jamagallon@able.es> wrote:
>
> As they are inline, this gives the compiler wide space for optmizations.
>
> --- linux-2.6.15-rc5-mm2.orig/include/linux/mm.h 2005-12-12 09:10:34.000000000 -0800
> +++ linux-2.6.15-rc5-mm2/include/linux/mm.h 2005-12-14 14:39:50.000000000 -0800
> @@ -464,7 +464,7 @@ void put_page(struct page *page);
> #define SECTIONS_MASK ((1UL << SECTIONS_WIDTH) - 1)
> #define ZONETABLE_MASK ((1UL << ZONETABLE_SHIFT) - 1)
>
> -static inline unsigned long page_zonenum(struct page *page)
> +static inline unsigned long page_zonenum(const struct page *page)
> ...
This makes zero difference in x86 allnoconfig code size with both gcc-3.2.1
and gcc-4.1.
next prev parent reply other threads:[~2006-03-24 21:33 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-23 9:40 2.6.16-mm1 Andrew Morton
[not found] ` <6bffcb0e0603230631r5e6cc3d3p@mail.gmail.com>
2006-03-23 14:49 ` 2.6.16-mm1 Russell King
2006-03-23 16:11 ` 2.6.16-mm1 Michal Piotrowski
2006-03-24 11:28 ` 2.6.16-mm1 Roman Zippel
2006-03-24 19:59 ` 2.6.16-mm1 Russell King
2006-03-28 9:18 ` 2.6.16-mm1 Roman Zippel
2006-03-23 17:58 ` 2.6.16-mm1 Dave Jones
2006-03-23 21:37 ` 2.6.16-mm1 Andrew Morton
2006-03-24 12:09 ` [PATCH] use select for GART_IOMMU to enable AGP Roman Zippel
2006-03-24 12:13 ` Andi Kleen
2006-03-24 12:45 ` Roman Zippel
2006-03-24 12:51 ` Andi Kleen
2006-03-24 13:49 ` Roman Zippel
2006-03-23 21:07 ` 2.6.16-mm1 J.A. Magallon
2006-03-23 21:11 ` [PATCH] Make __get_cpu_var use raw_smp_processor_id() J.A. Magallon
2006-03-23 22:35 ` David S. Miller
2006-03-23 21:12 ` [PATCH] Use const* parameters in mm.h J.A. Magallon
2006-03-24 21:35 ` Andrew Morton [this message]
2006-03-23 21:13 ` [PATCH] Lower e100 latency J.A. Magallon
2006-03-23 22:33 ` Jeff Garzik
2006-03-27 20:30 ` J.A. Magallon
2006-03-27 20:57 ` Jesse Brandeburg
2006-03-23 21:15 ` [PATCH] Dont build altivec raid on x86 J.A. Magallon
2006-03-23 21:22 ` Brian Gerst
2006-03-27 20:28 ` J.A. Magallon
2006-03-23 22:51 ` 2.6.16-mm1 Rafael J. Wysocki
2006-03-23 23:42 ` 2.6.16-mm1: CONFIG_HOTPLUG_CPU compile error Adrian Bunk
2006-03-23 23:53 ` Ashok Raj
2006-03-23 23:55 ` [RFC: -mm patch] remove drm_{alloc,free}_pages Adrian Bunk
2006-03-23 23:57 ` [-mm patch] drivers/video/intelfb/intelfbhw.c: make struct plls static Adrian Bunk
2006-03-24 0:00 ` [-mm patch] make drivers/char/ipmi/ipmi_msghandler.c:ipmi_find_bmc_guid() static Adrian Bunk
2006-03-24 0:02 ` [-mm patch] drivers/char/ipmi/ipmi_si_intf.c: make a struct static Adrian Bunk
[not found] ` <200603232317.50245.Rafal.Wysocki@fuw.edu.pl>
2006-03-24 0:04 ` 2.6.16-mm1 Andrew Morton
2006-03-24 0:17 ` 2.6.16-mm1 john stultz
2006-03-24 0:38 ` 2.6.16-mm1 Rafael J. Wysocki
2006-03-24 0:49 ` 2.6.16-mm1 john stultz
2006-03-24 1:04 ` 2.6.16-mm1 Rafael J. Wysocki
2006-03-24 1:12 ` 2.6.16-mm1 john stultz
2006-03-24 1:23 ` 2.6.16-mm1 Rafael J. Wysocki
2006-03-24 1:28 ` 2.6.16-mm1 Andrew Morton
2006-03-24 3:47 ` 2.6.16-mm1 Andi Kleen
2006-03-24 2:17 ` 2.6.16-mm1 Brandon Low
2006-03-24 2:24 ` 2.6.16-mm1 Andrew Morton
2006-03-24 2:45 ` 2.6.16-mm1 Brandon Low
2006-03-24 2:58 ` 2.6.16-mm1 Andrew Morton
2006-03-24 3:21 ` 2.6.16-mm1 Brandon Low
2006-03-24 11:39 ` 2.6.16-mm1 Andrew Morton
2006-03-24 12:58 ` 2.6.16-mm1 Brandon Low
2006-03-24 18:33 ` 2.6.16-mm1 Andrew Morton
2006-03-24 18:37 ` 2.6.16-mm1 Jens Axboe
2006-03-24 19:15 ` 2.6.16-mm1 Brandon Low
2006-03-27 10:58 ` 2.6.16-mm1 Jens Axboe
2006-03-27 16:24 ` 2.6.16-mm1 OGAWA Hirofumi
2006-03-27 17:15 ` 2.6.16-mm1 Jens Axboe
2006-03-24 11:56 ` 2.6.16-mm1 grub oddness Mike Galbraith
2006-03-24 18:25 ` Andrew Morton
2006-03-25 4:55 ` Mike Galbraith
2006-03-25 4:53 ` Andrew Morton
2006-03-25 5:14 ` Mike Galbraith
2006-03-25 12:44 ` Mike Galbraith
2006-03-26 9:10 ` Mike Galbraith
2006-03-26 16:01 ` Mike Galbraith
2006-03-26 16:47 ` Mike Galbraith
2006-03-26 12:25 ` [-mm patch] fix nfs PROC_FS=n compile error Adrian Bunk
2006-03-26 12:25 ` [-mm patch] BLK_DEV_IO_TRACE Kconfig fixes Adrian Bunk
2006-03-26 12:27 ` Jens Axboe
2006-03-26 12:33 ` Adrian Bunk
2006-03-26 12:37 ` Jens Axboe
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