From: catalin.marinas@arm.com (Catalin Marinas)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2] ARM: mm: lazy cache flushing on non-mapped pages
Date: Tue, 4 Jun 2013 17:30:13 +0100 [thread overview]
Message-ID: <20130604163012.GC25090@arm.com> (raw)
In-Reply-To: <1370270680-729-1-git-send-email-ming.lei@canonical.com>
On Mon, Jun 03, 2013 at 03:44:39PM +0100, Ming Lei wrote:
> diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c
> index 0d473cc..2ff66eb 100644
> --- a/arch/arm/mm/flush.c
> +++ b/arch/arm/mm/flush.c
> @@ -287,7 +287,7 @@ void flush_dcache_page(struct page *page)
> mapping = page_mapping(page);
>
> if (!cache_ops_need_broadcast() &&
> - mapping && !mapping_mapped(mapping))
> + mapping && !page_mapped(page))
> clear_bit(PG_dcache_clean, &page->flags);
> else {
> __flush_dcache_page(mapping, page);
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
next prev parent reply other threads:[~2013-06-04 16:30 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-03 14:44 [PATCH v2] ARM: mm: lazy cache flushing on non-mapped pages Ming Lei
2013-06-04 16:01 ` Will Deacon
2013-06-04 16:30 ` Catalin Marinas [this message]
2013-06-05 1:46 ` Ming Lei
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