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

From: Jason Gunthorpe
Date: Thu Jul 04 2019 - 08:42:22 EST


On Thu, Jul 04, 2019 at 07:03:52PM +1000, Stephen Rothwell wrote:
> Hi all,
>
> Today's linux-next merge of the hmm tree got a conflict in:
>
> include/linux/ioport.h
>
> between commit:
>
> ae9e13d621d6 ("x86/e820, ioport: Add a new I/O resource descriptor IORES_DESC_RESERVED")
> 5da04cc86d12 ("x86/mm: Rework ioremap resource mapping determination")
>
> from the tip tree and commit:
>
> 25b2995a35b6 ("mm: remove MEMORY_DEVICE_PUBLIC support")
>
> from the hmm 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.
>
> --
> Cheers,
> Stephen Rothwell
>
> diff --cc include/linux/ioport.h
> index 5db386cfc2d4,a02b290ca08a..000000000000
> --- a/include/linux/ioport.h
> +++ b/include/linux/ioport.h
> @@@ -133,16 -132,6 +133,15 @@@ enum
> IORES_DESC_PERSISTENT_MEMORY = 4,
> IORES_DESC_PERSISTENT_MEMORY_LEGACY = 5,
> IORES_DESC_DEVICE_PRIVATE_MEMORY = 6,
> - IORES_DESC_DEVICE_PUBLIC_MEMORY = 7,
> - IORES_DESC_RESERVED = 8,
> ++ IORES_DESC_RESERVED = 7,
> +};
> +
> +/*
> + * Flags controlling ioremap() behavior.
> + */
> +enum {
> + IORES_MAP_SYSTEM_RAM = BIT(0),
> + IORES_MAP_ENCRYPTED = BIT(1),
> };
>
> /* helpers to define resources */

Looks OK to me, thanks

Jason