linux-kernel - Re: linux-next: manual merge of the char-misc tree with the driver-core tree

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Date:   Mon, 1 Jul 2019 11:39:40 -0700
From:   Nathan Chancellor <natechancellor@...il.com>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Greg KH <greg@...ah.com>, Arnd Bergmann <arnd@...db.de>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Mathieu Poirier <mathieu.poirier@...aro.org>
Subject: Re: linux-next: manual merge of the char-misc tree with the
 driver-core tree

On Mon, Jul 01, 2019 at 07:09:40PM +1000, Stephen Rothwell wrote:
> Hi all,
> 
> Today's linux-next merge of the char-misc tree got a conflict in:
> 
>   drivers/hwtracing/coresight/of_coresight.c
> 
> between commit:
> 
>   418e3ea157ef ("bus_find_device: Unify the match callback with class_find_device")
> 
> from the driver-core tree and commits:
> 
>   22aa495a6477 ("coresight: Rename of_coresight to coresight-platform")
>   20961aea982e ("coresight: platform: Use fwnode handle for device search")
> 
> from the char-misc tree.
> 
> I fixed it up (I removed the file and added the following merge fix patch)
> and can carry the fix as necessary. This is now fixed as far as linux-next
> is concerned, but any non trivial conflicts should be mentioned to your
> upstream maintainer when your tree is submitted for merging.  You may
> also want to consider cooperating with the maintainer of the conflicting
> tree to minimise any particularly complex conflicts.
> 
> From: Stephen Rothwell <sfr@...b.auug.org.au>
> Date: Mon, 1 Jul 2019 19:07:20 +1000
> Subject: [PATCH] coresight: fix for "bus_find_device: Unify the match callback
>  with class_find_device"
> 
> Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
> ---
>  drivers/hwtracing/coresight/coresight-platform.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c
> index 3c5ceda8db24..fc67f6ae0b3e 100644
> --- a/drivers/hwtracing/coresight/coresight-platform.c
> +++ b/drivers/hwtracing/coresight/coresight-platform.c
> @@ -37,7 +37,7 @@ static int coresight_alloc_conns(struct device *dev,
>  	return 0;
>  }
>  
> -int coresight_device_fwnode_match(struct device *dev, void *fwnode)
> +int coresight_device_fwnode_match(struct device *dev, const void *fwnode)
>  {
>  	return dev_fwnode(dev) == fwnode;
>  }
> -- 
> 2.20.1
> 
> -- 
> Cheers,
> Stephen Rothwell

Hi Stephen,

The attached patch is needed in addition to this to avoid a build error
about incompatible pointer types (in the commit message).

Cheers,
Nathan

View attachment "0001-coresight-Make-the-coresight_device_fwnode_match-dec.patch" of type "text/plain" (1603 bytes)