linux-kernel - Re: linux-next: manual merge of the kvms390 tree with the s390 tree

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Date:	Tue, 14 Jun 2016 06:52:52 +0200
From:	Heiko Carstens <heiko.carstens@...ibm.com>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
Cc:	Christian Borntraeger <borntraeger@...ibm.com>,
	Cornelia Huck <cornelia.huck@...ibm.com>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Janosch Frank <frankja@...ux.vnet.ibm.com>
Subject: Re: linux-next: manual merge of the kvms390 tree with the s390 tree

On Tue, Jun 14, 2016 at 02:51:17PM +1000, Stephen Rothwell wrote:
> Hi all,
> 
> Today's linux-next merge of the kvms390 tree got a conflict in:
> 
>   arch/s390/hypfs/hypfs_diag.c
> 
> between commit:
> 
>   6c22c9863760 ("s390: avoid extable collisions")
> 
> from the s390 tree and commit:
> 
>   e65f30e0cb29 ("s390: hypfs: Move diag implementation and data definitions")
> 
> from the kvms390 tree.
> 
> I fixed it up (using the kvms390 version and then adding the following
> 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: Tue, 14 Jun 2016 14:47:33 +1000
> Subject: [PATCH] s390: merge fix up for __diag204 move
> 
> Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
> ---
>  arch/s390/kernel/diag.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/s390/kernel/diag.c b/arch/s390/kernel/diag.c
> index a44faf4a0454..2289d6f8bec0 100644
> --- a/arch/s390/kernel/diag.c
> +++ b/arch/s390/kernel/diag.c
> @@ -169,7 +169,7 @@ static inline int __diag204(unsigned long subcode, unsigned long size, void *add
> 
>  	asm volatile(
>  		"	diag	%2,%0,0x204\n"
> -		"0:\n"
> +		"0:	nopr	%%r7\n"
>  		EX_TABLE(0b,0b)
>  		: "+d" (_subcode), "+d" (_size) : "d" (addr) : "memory");
>  	if (_subcode)

The patch looks good. Thank you!