From: "H. Peter Anvin" <hpa@zytor.com>
To: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Cc: Arnd Bergmann <arnd@arndb.de>, Nathan Lynch <ntl@pobox.com>,
linux-kernel@vger.kernel.org,
Containers <containers@lists.linux-foundation.org>,
"Eric W. Biederman" <ebiederm@xmission.com>,
mingo@elte.hu, torvalds@linux-foundation.org,
Alexey Dobriyan <adobriyan@gmail.com>,
Pavel Emelyanov <xemul@openvz.org>
Subject: Re: [RFC][v5][PATCH 8/8]: Define clone_with_pids() syscall
Date: Wed, 09 Sep 2009 11:01:29 -0700 [thread overview]
Message-ID: <4AA7ED79.7080402@zytor.com> (raw)
In-Reply-To: <20090909180303.GA21048@us.ibm.com>
On 09/09/2009 11:03 AM, Sukadev Bhattiprolu wrote:
>
> C90 or C99 below should work. Is it ok to use a data structure that is
> not in C89 ?
>
C89 is the same as C90 (C89 refers to the ANSI standard, C90 to the ISO
standard, but they're functionally identical.)
> BTW, would it work if we defined
>
> struct pid_set {
> u64 pids;
> int num_pids;
> }
>
> where ->pids can be still be a pointer ? The data structure would
> have the same size on all architectures.
>
It would rather suck in terms of usability, though.
-hpa
next prev parent reply other threads:[~2009-09-09 18:03 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-07 21:13 [RFC][v5] clone_with_pids() system call Sukadev Bhattiprolu
2009-09-07 21:13 ` Sukadev Bhattiprolu
[not found] ` <20090907211302.GA5892-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-09-07 21:13 ` [RFC][v5][PATCH 1/8]: Factor out code to allocate pidmap page Sukadev Bhattiprolu
2009-09-07 21:14 ` [RFC][v5][PATCH 2/8]: Have alloc_pidmap() return actual error code Sukadev Bhattiprolu
2009-09-07 21:14 ` Sukadev Bhattiprolu
2009-09-07 21:14 ` [RFC][v5][PATCH 3/8] Make pid_max a pid_ns property Sukadev Bhattiprolu
2009-09-07 21:15 ` [RFC][v5][PATCH 4/8]: Add target_pid parameter to alloc_pidmap() Sukadev Bhattiprolu
2009-09-07 21:15 ` Sukadev Bhattiprolu
2009-09-08 14:16 ` Serge E. Hallyn
[not found] ` <20090907211506.GD6685-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-09-08 14:16 ` Serge E. Hallyn
2009-09-07 21:15 ` [RFC][v5][PATCH 5/8]: Add target_pids parameter to alloc_pid() Sukadev Bhattiprolu
2009-09-07 21:15 ` [RFC][v5][PATCH 6/8]: Add target_pids parameter to copy_process() Sukadev Bhattiprolu
2009-09-07 21:15 ` Sukadev Bhattiprolu
2009-09-07 21:16 ` [RFC][v5][PATCH 7/8]: Define do_fork_with_pids() Sukadev Bhattiprolu
2009-09-07 21:17 ` [RFC][v5][PATCH 8/8]: Define clone_with_pids() syscall Sukadev Bhattiprolu
2009-09-07 21:13 ` [RFC][v5][PATCH 1/8]: Factor out code to allocate pidmap page Sukadev Bhattiprolu
2009-09-07 21:14 ` [RFC][v5][PATCH 3/8] Make pid_max a pid_ns property Sukadev Bhattiprolu
2009-09-07 21:15 ` [RFC][v5][PATCH 5/8]: Add target_pids parameter to alloc_pid() Sukadev Bhattiprolu
2009-09-07 21:16 ` [RFC][v5][PATCH 7/8]: Define do_fork_with_pids() Sukadev Bhattiprolu
2009-09-07 21:17 ` [RFC][v5][PATCH 8/8]: Define clone_with_pids() syscall Sukadev Bhattiprolu
[not found] ` <20090907211700.GH6685-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-09-08 18:19 ` Nathan Lynch
2009-09-08 18:19 ` Nathan Lynch
[not found] ` <m3zl95l2oz.fsf-e+AXbWqSrlAAvxtiuMwx3w@public.gmane.org>
2009-09-09 12:19 ` Arnd Bergmann
2009-09-09 12:19 ` Arnd Bergmann
[not found] ` <200909091419.50496.arnd-r2nGTMty4D4@public.gmane.org>
2009-09-09 15:51 ` H. Peter Anvin
2009-09-09 15:51 ` H. Peter Anvin
2009-09-09 18:03 ` Sukadev Bhattiprolu
2009-09-09 18:01 ` H. Peter Anvin [this message]
2009-09-09 18:34 ` Linus Torvalds
[not found] ` <20090909180303.GA21048-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2009-09-09 18:01 ` H. Peter Anvin
2009-09-09 18:34 ` Linus Torvalds
[not found] ` <4AA7CF1F.3020408-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2009-09-09 18:03 ` Sukadev Bhattiprolu
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