linux-kernel - Re: linux-next: manual merge of the sparc-next tree with the dma-mapping tree

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Date:   Wed, 12 Dec 2018 17:11:46 +0100
From:   Christoph Hellwig <hch@....de>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     David Miller <davem@...emloft.net>, Christoph Hellwig <hch@....de>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Rob Herring <robh@...nel.org>, Sam Ravnborg <sam@...nborg.org>
Subject: Re: linux-next: manual merge of the sparc-next tree with the
 dma-mapping tree

On Wed, Dec 12, 2018 at 08:44:20AM +0100, Christoph Hellwig wrote:
> Dave, Sam:
> 
> should I just apply a version of Rob's tree that takes the refactoring
> into account to the dma-mapping tree?  That way we should get the right
> result independent of the merge order.

E.g. something like the patch below:

--
>From 6ee3d6c39a0c8bc4b58fa601bb4370bdec785be7 Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@....de>
Date: Wed, 12 Dec 2018 17:09:58 +0100
Subject: sparc: use DT node full_name in sparc_dma_alloc_resource

The sparc tree already has this change for the pre-refactored code,
but pulling it into the dma-mapping tree like this should ease
the merge conflicts a bit.

Signed-off-by: Christoph Hellwig <hch@....de>
---
 arch/sparc/kernel/ioport.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c
index 51c128d80193..baa235652c27 100644
--- a/arch/sparc/kernel/ioport.c
+++ b/arch/sparc/kernel/ioport.c
@@ -252,7 +252,7 @@ unsigned long sparc_dma_alloc_resource(struct device *dev, size_t len)
 	res = kzalloc(sizeof(*res), GFP_KERNEL);
 	if (!res)
 		return 0;
-	res->name = dev->of_node->name;
+	res->name = dev->of_node->full_name;
 
 	if (allocate_resource(&_sparc_dvma, res, len, _sparc_dvma.start,
 			      _sparc_dvma.end, PAGE_SIZE, NULL, NULL) != 0) {
-- 
2.19.2