linux-kernel - Re: [PATCH 06/25] Move check for disabled anti-fragmentation out of fastpath

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 15:37:27 +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 06/25] Move check for disabled anti-fragmentation out of fastpath

> @@ -50,9 +50,6 @@ extern int page_group_by_mobility_disabled;
>  
>  static inline int get_pageblock_migratetype(struct page *page)
>  {
> -	if (unlikely(page_group_by_mobility_disabled))
> -		return MIGRATE_UNMOVABLE;
> -
>  	return get_pageblock_flags_group(page, PB_migrate, PB_migrate_end);
>  }
>  
> diff --git a/mm/page_alloc.c b/mm/page_alloc.c
> index 13b4d11..c8465d0 100644
> --- a/mm/page_alloc.c
> +++ b/mm/page_alloc.c
> @@ -172,6 +172,10 @@ int page_group_by_mobility_disabled __read_mostly;
>  
>  static void set_pageblock_migratetype(struct page *page, int migratetype)
>  {
> +
> +	if (unlikely(page_group_by_mobility_disabled))
> +		migratetype = MIGRATE_UNMOVABLE;
> +
>  	set_pageblock_flags_group(page, (unsigned long)migratetype,
>  					PB_migrate, PB_migrate_end);

	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/