linux-kernel - Re: linux-next: build failure after merge of the final tree

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Date:	Tue, 20 Aug 2013 22:46:30 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Dwight Engen <dwight.engen@...cle.com>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>, Ben Myers <bpm@....com>,
	David Chinner <david@...morbit.com>, xfs@....sgi.com,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	linuxppc-dev@...ts.ozlabs.org, Gao feng <gaofeng@...fujitsu.com>,
	Jeremy Kerr <jk@...abs.org>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	cbe-oss-dev@...ts.ozlabs.org
Subject: Re: linux-next: build failure after merge of the final tree

On Tuesday 20 August 2013, Dwight Engen wrote:
> diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c
> index f390042..90fb308 100644
> --- a/arch/powerpc/platforms/cell/spufs/inode.c
> +++ b/arch/powerpc/platforms/cell/spufs/inode.c
> @@ -620,12 +620,12 @@ spufs_parse_options(struct super_block *sb, char *options, struct inode *root)
>                 case Opt_uid:
>                         if (match_int(&args[0], &option))
>                                 return 0;
> -                       root->i_uid = option;
> +                       root->i_uid = make_kuid(&init_user_ns, option);
>                         break;
>                 case Opt_gid:
>                         if (match_int(&args[0], &option))
>                                 return 0;
> -                       root->i_gid = option;
> +                       root->i_gid = make_kgid(&init_user_ns, option);
>                         break;
>                 case Opt_mode:
>                         if (match_octal(&args[0], &option))

Doesn't this mean the uid/gid is taken from the initial namespace rather than
from the namespace of the 'mount' process calling this? I think the logical
choice would be to have the UID be the one that gets passed here in the caller's
namespace.

	Arnd
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