linux-kernel - Re: linux-next: manual merge of the iommufd tree with the mm tree

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Message-ID: <20240923092441.23da0552@canb.auug.org.au>
Date: Mon, 23 Sep 2024 09:24:41 +1000
From: Stephen Rothwell <sfr@...b.auug.org.au>
To: Jason Gunthorpe <jgg@...dia.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>, Jason Gunthorpe
 <jgg@...pe.ca>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
 Linux Next Mailing List <linux-next@...r.kernel.org>, Nicolin Chen
 <nicolinc@...dia.com>
Subject: Re: linux-next: manual merge of the iommufd tree with the mm tree

Hi all,

On Fri, 16 Aug 2024 12:54:29 +1000 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> Today's linux-next merge of the iommufd tree got a conflict in:
> 
>   drivers/iommu/iommufd/selftest.c
> 
> between commit:
> 
>   e843cce9dd23 ("fault-inject-improve-build-for-config_fault_injection=n-fix")
> 
> from the mm-nonmm-unstable branch of the mm tree and commit:
> 
>   4be8b00b2b0f ("iommufd: Reorder include files")
> 
> from the iommufd tree.
> 
> I fixed it up (see below) 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.
> 
> diff --cc drivers/iommu/iommufd/selftest.c
> index 6bfb7fa5da7d,b60687f57bef..000000000000
> --- a/drivers/iommu/iommufd/selftest.c
> +++ b/drivers/iommu/iommufd/selftest.c
> @@@ -3,14 -3,13 +3,14 @@@
>    *
>    * Kernel side components to support tools/testing/selftests/iommu
>    */
> - #include <linux/slab.h>
> - #include <linux/iommu.h>
> - #include <linux/xarray.h>
> - #include <linux/file.h>
> - #include <linux/debugfs.h>
>   #include <linux/anon_inodes.h>
> ++#include <linux/debugfs.h>
>   #include <linux/fault-inject.h>
> + #include <linux/file.h>
> + #include <linux/iommu.h>
>   #include <linux/platform_device.h>
> + #include <linux/slab.h>
> + #include <linux/xarray.h>
>   #include <uapi/linux/iommufd.h>
>   
>   #include "../iommu-priv.h"

This is now a conflict between the iommufd tree and Linus' tree.

-- 
Cheers,
Stephen Rothwell

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