From: Catalin Marinas <catalin.marinas@arm.com>
To: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
"Ian.Campbell@citrix.com" <Ian.Campbell@citrix.com>,
"konrad.wilk@oracle.com" <konrad.wilk@oracle.com>,
Will Deacon <Will.Deacon@arm.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v4 05/10] arm64: do not initialize arm64_swiotlb if dma_ops is already set
Date: Mon, 19 Aug 2013 17:55:49 +0100 [thread overview]
Message-ID: <20130819165549.GD19712@arm.com> (raw)
In-Reply-To: <1376565054-24153-5-git-send-email-stefano.stabellini@eu.citrix.com>
On Thu, Aug 15, 2013 at 12:10:49PM +0100, Stefano Stabellini wrote:
> Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
> CC: catalin.marinas@arm.com
> CC: will.deacon@arm.com
> ---
> arch/arm64/mm/dma-mapping.c | 2 ++
> 1 files changed, 2 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c
> index 4bd7579..a006e84 100644
> --- a/arch/arm64/mm/dma-mapping.c
> +++ b/arch/arm64/mm/dma-mapping.c
> @@ -63,6 +63,8 @@ static struct dma_map_ops arm64_swiotlb_dma_ops = {
>
> void __init arm64_swiotlb_init(void)
> {
> + if (dma_ops != NULL)
> + return;
> dma_ops = &arm64_swiotlb_dma_ops;
> swiotlb_init(1);
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
next prev parent reply other threads:[~2013-08-19 16:55 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-15 11:10 [PATCH v4 0/10] enable swiotlb-xen on arm and arm64 Stefano Stabellini
2013-08-15 11:10 ` [PATCH v4 01/10] swiotlb: replace dma_length with sg_dma_len() macro Stefano Stabellini
2013-08-15 19:45 ` Konrad Rzeszutek Wilk
2013-08-15 11:10 ` [PATCH v4 02/10] swiotlb-xen: " Stefano Stabellini
2013-08-15 19:45 ` Konrad Rzeszutek Wilk
2013-08-15 11:10 ` [PATCH v4 03/10] arm: make SWIOTLB available Stefano Stabellini
2013-08-15 11:10 ` [PATCH v4 04/10] arm: introduce a global dma_ops pointer Stefano Stabellini
2013-08-15 11:10 ` [PATCH v4 05/10] arm64: do not initialize arm64_swiotlb if dma_ops is already set Stefano Stabellini
2013-08-19 16:55 ` Catalin Marinas [this message]
2013-08-15 11:10 ` [PATCH v4 06/10] xen/arm,arm64: move Xen initialization earlier Stefano Stabellini
2013-08-19 16:55 ` Catalin Marinas
2013-08-28 19:52 ` Stefano Stabellini
2013-08-15 11:10 ` [PATCH v4 07/10] xen: introduce XENMEM_exchange_and_pin and XENMEM_unpin Stefano Stabellini
2013-08-15 19:50 ` Konrad Rzeszutek Wilk
2013-08-29 15:54 ` Stefano Stabellini
2013-08-15 11:10 ` [PATCH v4 08/10] xen: make xen_create_contiguous_region return the dma address Stefano Stabellini
2013-08-15 11:10 ` [PATCH v4 09/10] swiotlb-xen: support autotranslate guests Stefano Stabellini
2013-08-15 20:07 ` Konrad Rzeszutek Wilk
2013-08-29 16:05 ` Stefano Stabellini
2013-08-30 13:23 ` Konrad Rzeszutek Wilk
2013-08-15 11:10 ` [PATCH v4 10/10] xen/arm,arm64: enable SWIOTLB_XEN Stefano Stabellini
2013-08-15 20:58 ` Ian Campbell
2013-08-28 20:07 ` Stefano Stabellini
2013-08-29 8:40 ` Ian Campbell
2013-08-29 15:38 ` Stefano Stabellini
2013-08-30 13:22 ` Konrad Rzeszutek Wilk
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