linux-kernel - Re: linux-next: manual merge of the irqdomain tree with the powerpc tree

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Date:	Fri, 24 Feb 2012 16:30:42 +1100
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Grant Likely <grant.likely@...retlab.ca>
Cc:	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Kyle Moffett <Kyle.D.Moffett@...ing.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>,
	<linuxppc-dev@...ts.ozlabs.org>
Subject: Re: linux-next: manual merge of the irqdomain tree with the powerpc
 tree

[Just adding the PPC guys]

On Fri, 24 Feb 2012 16:25:04 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> Hi Grant,
> 
> Today's linux-next merge of the irqdomain tree got a conflict in
> arch/powerpc/sysdev/mpic.c between commits 3a7a7176e840 ("powerpc/mpic:
> Fix use of "flags" variable in mpic_alloc()") and c1b8d45db4db
> ("powerpc/mpic: Add "last-interrupt-source" property to override
> hardware") from the powerpc tree and commit a8db8cf0d894 ("irq_domain:
> Replace irq_alloc_host() with revmap-specific initializers") from the
> irqdomain tree.
> 
> I fixed it up (see below) and can carry the fix as necessary.
> -- 
> Cheers,
> Stephen Rothwell                    sfr@...b.auug.org.au
> 
> diff --cc arch/powerpc/sysdev/mpic.c
> index b9b989d,c83a512..0000000
> --- a/arch/powerpc/sysdev/mpic.c
> +++ b/arch/powerpc/sysdev/mpic.c
> @@@ -1351,9 -1345,9 +1351,8 @@@ struct mpic * __init mpic_alloc(struct 
>   	mpic->isu_shift = 1 + __ilog2(mpic->isu_size - 1);
>   	mpic->isu_mask = (1 << mpic->isu_shift) - 1;
>   
> - 	mpic->irqhost = irq_alloc_host(mpic->node, IRQ_HOST_MAP_LINEAR,
> - 				       mpic->isu_size, &mpic_host_ops,
> - 				       intvec_top + 1);
> + 	mpic->irqhost = irq_domain_add_linear(mpic->node,
>  -				       isu_size ? isu_size : mpic->num_sources,
>  -				       &mpic_host_ops, mpic);
> ++				       mpic->isu_size, &mpic_host_ops, mpic);
>   
>   	/*
>   	 * FIXME: The code leaks the MPIC object and mappings here; this

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