linux-kernel - Re: [PATCH 3/4] devcgroup: show correct file mode

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Message-ID: <20090302130652.GA6628@us.ibm.com>
Date:	Mon, 2 Mar 2009 07:06:52 -0600
From:	"Serge E. Hallyn" <serue@...ibm.com>
To:	Li Zefan <lizf@...fujitsu.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Paul Menage <menage@...gle.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Linux Containers <containers@...ts.linux-foundation.org>
Subject: Re: [PATCH 3/4] devcgroup: show correct file mode

Quoting Li Zefan (lizf@...fujitsu.com):
> devices.allow and devices.deny are write-only, and devices.list is read-only.
> 
> Signed-off-by: Li Zefan <lizf@...fujitsu.com>

Yup that should be intuitive for people.

Acked-by: Serge Hallyn <serue@...ibm.com>

thanks,
-serge

> ---
>  security/device_cgroup.c |    3 +++
>  1 files changed, 3 insertions(+), 0 deletions(-)
> 
> diff --git a/security/device_cgroup.c b/security/device_cgroup.c
> index 3aacd0f..b13fbb8 100644
> --- a/security/device_cgroup.c
> +++ b/security/device_cgroup.c
> @@ -439,16 +439,19 @@ static struct cftype dev_cgroup_files[] = {
>  		.name = "allow",
>  		.write_string  = devcgroup_access_write,
>  		.private = DEVCG_ALLOW,
> +		.mode = 0200,
>  	},
>  	{
>  		.name = "deny",
>  		.write_string = devcgroup_access_write,
>  		.private = DEVCG_DENY,
> +		.mode = 0200,
>  	},
>  	{
>  		.name = "list",
>  		.read_seq_string = devcgroup_seq_read,
>  		.private = DEVCG_LIST,
> +		.mode = 0444,
>  	},
>  };
> 
> -- 1.5.4.rc3 
--
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