linux-kernel - Re: [PATCH 13/25] Inline __rmqueue

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 21 Apr 2009 18:52:28 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	Mel Gorman <mel@....ul.ie>
Cc:	kosaki.motohiro@...fujitsu.com,
	Linux Memory Management List <linux-mm@...ck.org>,
	Christoph Lameter <cl@...ux-foundation.org>,
	Nick Piggin <npiggin@...e.de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Lin Ming <ming.m.lin@...el.com>,
	Zhang Yanmin <yanmin_zhang@...ux.intel.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Pekka Enberg <penberg@...helsinki.fi>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 13/25] Inline __rmqueue_smallest()

> Inline __rmqueue_smallest by altering flow very slightly so that there
> is only one call site. This allows the function to be inlined without
> additional text bloat.
> 
> Signed-off-by: Mel Gorman <mel@....ul.ie>
> Reviewed-by: Christoph Lameter <cl@...ux-foundation.org>
> ---
>  mm/page_alloc.c |   23 ++++++++++++++++++-----
>  1 files changed, 18 insertions(+), 5 deletions(-)
> 
> diff --git a/mm/page_alloc.c b/mm/page_alloc.c
> index b13fc29..91a2cdb 100644
> --- a/mm/page_alloc.c
> +++ b/mm/page_alloc.c
> @@ -665,7 +665,8 @@ static int prep_new_page(struct page *page, int order, gfp_t gfp_flags)
>   * Go through the free lists for the given migratetype and remove
>   * the smallest available page from the freelists
>   */
> -static struct page *__rmqueue_smallest(struct zone *zone, unsigned int order,
> +static inline
> +struct page *__rmqueue_smallest(struct zone *zone, unsigned int order,
>  						int migratetype)

"only one caller" is one of keypoint of this patch, I think.
so, commenting is better? but it isn't blocking reason at all.

	Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>



--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/