linux-kernel - Re: linux-next: manual merge of the userns tree with the tip tree

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Date:   Mon, 15 Oct 2018 15:34:37 +1100
From:   Stephen Rothwell <sfr@...b.auug.org.au>
To:     "Eric W. Biederman" <ebiederm@...ssion.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
        Peter Zijlstra <peterz@...radead.org>
Cc:     Linux-Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Dave Hansen <dave.hansen@...ux.intel.com>
Subject: Re: linux-next: manual merge of the userns tree with the tip tree

Hi all,

On Mon, 15 Oct 2018 15:11:59 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> Today's linux-next merge of the userns tree got a conflict in:
> 
>   arch/x86/mm/fault.c
> 
> between commit:
> 
>   164477c2331b ("x86/mm: Clarify hardware vs. software "error_code"")
> (and others from that series)
> 
> from the tip tree and commits:
> 
>   768fd9c69bb5 ("signal/x86: Remove pkey parameter from bad_area_nosemaphore")
>   25c102d803ea ("signal/x86: Remove pkey parameter from mm_fault_error")
> 
> from the userns tree.
> 
> I fixed it up (I think - 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.
> 
> -- 
> Cheers,
> Stephen Rothwell
> 
> diff --cc arch/x86/mm/fault.c
> index c2e3e5127ebc,8d77700a7883..000000000000
> --- a/arch/x86/mm/fault.c
> +++ b/arch/x86/mm/fault.c
>  +/* Handle faults in the user portion of the address space */
>  +static inline
>  +void do_user_addr_fault(struct pt_regs *regs,
>  +			unsigned long hw_error_code,
>  +			unsigned long address)
>  +{
>  +	unsigned long sw_error_code;
>  +	struct vm_area_struct *vma;
>  +	struct task_struct *tsk;
>  +	struct mm_struct *mm;
>  +	vm_fault_t fault, major = 0;
>  +	unsigned int flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE;
>  +	u32 pkey;

I missed removing the above line.

-- 
Cheers,
Stephen Rothwell

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