From: Stefan Wahren <wahrenst@gmx.net>
To: Christoph Hellwig <hch@lst.de>
Cc: iommu@lists.linux-foundation.org,
Robin Murphy <robin.murphy@arm.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: Build regression in Linux 5.3-rc5 with CONFIG_XEN=y
Date: Wed, 21 Aug 2019 07:56:07 +0200 [thread overview]
Message-ID: <f8ee890b-3bef-1147-101f-754f731d489e@gmx.net> (raw)
In-Reply-To: <20190820012415.GA21178@lst.de>
Am 20.08.19 um 03:24 schrieb Christoph Hellwig:
> Hi Stefan,
>
> please try the patch below.
>
> ---
> From e0570628d96faa50ebfc94ce8e545968336db225 Mon Sep 17 00:00:00 2001
> From: Christoph Hellwig <hch@lst.de>
> Date: Tue, 20 Aug 2019 10:08:38 +0900
> Subject: arm: select the dma-noncoherent symbols for all swiotlb builds
>
> We need to provide the arch hooks for non-coherent dma-direct
> and swiotlb for all swiotlb builds, not just when LPAS is enabled.
> Without that the Xen build that selects SWIOTLB indirectly through
> SWIOTLB_XEN fails to build.
>
> Fixes: ad3c7b18c5b3 ("arm: use swiotlb for bounce buffering on LPAE configs")
> Reported-by: Stefan Wahren <wahrenst@gmx.net>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Stefan Wahren <wahrenst@gmx.net>
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prev parent reply other threads:[~2019-08-21 5:56 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-19 18:37 Build regression in Linux 5.3-rc5 with CONFIG_XEN=y Stefan Wahren
2019-08-19 19:02 ` Robin Murphy
2019-08-19 19:12 ` Stefan Wahren
2019-08-20 1:24 ` Christoph Hellwig
2019-08-20 5:43 ` Stefan Wahren
2019-08-20 5:46 ` Christoph Hellwig
2019-08-21 5:55 ` Stefan Wahren
2019-08-21 5:56 ` Stefan Wahren [this message]
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