linux-kernel - RE: [PATCH V5 08/13] sched: add a macro to ref all CLONE

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Date:	Mon, 6 Oct 2014 09:21:45 +0000
From:	"Chen, Hanxiao" <chenhanxiao@...fujitsu.com>
To:	Richard Guy Briggs <rgb@...hat.com>,
	"linux-audit@...hat.com" <linux-audit@...hat.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"containers@...ts.linux-foundation.org" 
	<containers@...ts.linux-foundation.org>
CC:	"eparis@...hat.com" <eparis@...hat.com>,
	"pmoore@...hat.com" <pmoore@...hat.com>,
	"aviro@...hat.com" <aviro@...hat.com>,
	"sgrubb@...hat.com" <sgrubb@...hat.com>,
	"ebiederm@...ssion.com" <ebiederm@...ssion.com>
Subject: RE: [PATCH V5 08/13] sched: add a macro to ref all CLONE_NEW* flags



> -----Original Message-----
> From: containers-bounces@...ts.linux-foundation.org
> [mailto:containers-bounces@...ts.linux-foundation.org] On Behalf Of Richard Guy
> Briggs
> Sent: Monday, October 06, 2014 1:09 PM
> To: linux-audit@...hat.com; linux-kernel@...r.kernel.org;
> containers@...ts.linux-foundation.org
> Cc: eparis@...hat.com; pmoore@...hat.com; aviro@...hat.com; sgrubb@...hat.com;
> ebiederm@...ssion.com
> Subject: [PATCH V5 08/13] sched: add a macro to ref all CLONE_NEW* flags
> 
> ---
>  include/uapi/linux/sched.h |    6 ++++++
>  1 files changed, 6 insertions(+), 0 deletions(-)
> 
> diff --git a/include/uapi/linux/sched.h b/include/uapi/linux/sched.h
> index 34f9d73..5aceba2 100644
> --- a/include/uapi/linux/sched.h
> +++ b/include/uapi/linux/sched.h
> @@ -28,6 +28,12 @@
>  #define CLONE_NEWUSER		0x10000000	/* New user namespace */
>  #define CLONE_NEWPID		0x20000000	/* New pid namespace */
>  #define CLONE_NEWNET		0x40000000	/* New network namespace */
> +#define CLONE_NEW_MASK	( CLONE_NEWNS \
> +			| CLONE_NEWUTS \
> +			| CLONE_NEWIPC \
> +			| CLONE_NEWUSER \
> +			| CLONE_NEWPID \
> +			| CLONE_NEWNET)	/* mask of all namespace type flags */
>  #define CLONE_IO		0x80000000	/* Clone io context */
> 

The name 'CLONE_NEW_MASK' may confuse readers.
How about something like CLONE_NEW_MASK_ALL?

Thanks,
- Chen