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From: Dave Jiang <dave.jiang@intel.com>
To: Johannes Berg <johannes@sipsolutions.net>
Cc: Dan Williams <dan.j.williams@intel.com>,
	dmaengine@vger.kernel.org,
	Johannes Berg <johannes.berg@intel.com>,
	Geert Uytterhoeven <geert@linux-m68k.org>
Subject: Re: [PATCH] dmaengine: ioat: depends on !UML
Date: Mon, 9 Aug 2021 09:02:36 -0700	[thread overview]
Message-ID: <6b32521e-5878-8ae7-f27d-331f82466b75@intel.com> (raw)
In-Reply-To: <20210809112409.a3a0974874d2.I2ffe3d11ed37f735da2f39884a74c953b258b995@changeid>


On 8/9/2021 2:24 AM, Johannes Berg wrote:
> From: Johannes Berg <johannes.berg@intel.com>
>
> Now that UML has PCI support, this driver must depend also on
> !UML since it pokes at X86_64 architecture internals that don't
> exist on ARCH=um.
>
> Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Acked-by: Dave Jiang <dave.jiang@intel.com>
> ---
>   drivers/dma/Kconfig | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
> index 39b5b46e880f..dc155f75926d 100644
> --- a/drivers/dma/Kconfig
> +++ b/drivers/dma/Kconfig
> @@ -315,7 +315,7 @@ config INTEL_IDXD_PERFMON
>   
>   config INTEL_IOATDMA
>   	tristate "Intel I/OAT DMA support"
> -	depends on PCI && X86_64
> +	depends on PCI && X86_64 && !UML
>   	select DMA_ENGINE
>   	select DMA_ENGINE_RAID
>   	select DCA

  reply	other threads:[~2021-08-09 16:05 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-09  9:24 Johannes Berg
2021-08-09 16:02 ` Dave Jiang [this message]
2021-08-09 17:24 ` Dan Williams
2021-08-09 17:26   ` Johannes Berg
2021-08-25 13:31     ` Dan Williams
2021-08-25 13:33       ` Johannes Berg
2021-08-25 13:36         ` Dan Williams
2021-08-25 13:41           ` Johannes Berg
2021-08-25 13:53             ` Dan Williams
2021-08-25 11:31 ` Vinod Koul

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