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From: "W. Trevor King" <wking@tremily.us>
To: Andrey Vagin <avagin@openvz.org>
Cc: linux-kernel@vger.kernel.org, criu@openvz.org,
	linux-api@vger.kernel.org, containers@lists.linux-foundation.org,
	linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH 3/5] nsfs: add ioctl to get an owning user namespace for ns file descriptor
Date: Thu, 14 Jul 2016 11:48:00 -0700	[thread overview]
Message-ID: <20160714184800.GH4916@odin.tremily.us> (raw)
In-Reply-To: <1468520419-28220-4-git-send-email-avagin@openvz.org>

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On Thu, Jul 14, 2016 at 11:20:17AM -0700, Andrey Vagin wrote:
> +int open_related_ns(struct ns_common *ns,
> +		   struct ns_common *(*get_ns)(struct ns_common *ns))
> +{
> +	struct path path = {};
> +	struct file *f;
> +	void *err;
> +	int fd;
> +
> +	fd = get_unused_fd_flags(O_CLOEXEC);
> +	if (fd < 0)
> +		return fd;
> +
> +	while (1) {
> +		struct ns_common *parent;

I think you want to rename this variable to ‘relative’ or some other
more-generic term [1] to echo ‘related’ in the function name.

Cheers,
Trevor

[1]: https://github.com/avagin/linux-task-diag/commit/7fad8ff3fc4110bebf0920cec2388390b3bd2238#commitcomment-18223391

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WARNING: multiple messages have this Message-ID (diff)
From: "W. Trevor King" <wking-vJI2gpByivqcqzYg7KEe8g@public.gmane.org>
To: Andrey Vagin <avagin-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	criu-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org,
	linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
	linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 3/5] nsfs: add ioctl to get an owning user namespace for ns file descriptor
Date: Thu, 14 Jul 2016 11:48:00 -0700	[thread overview]
Message-ID: <20160714184800.GH4916@odin.tremily.us> (raw)
In-Reply-To: <1468520419-28220-4-git-send-email-avagin-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>

[-- Attachment #1: Type: text/plain, Size: 830 bytes --]


On Thu, Jul 14, 2016 at 11:20:17AM -0700, Andrey Vagin wrote:
> +int open_related_ns(struct ns_common *ns,
> +		   struct ns_common *(*get_ns)(struct ns_common *ns))
> +{
> +	struct path path = {};
> +	struct file *f;
> +	void *err;
> +	int fd;
> +
> +	fd = get_unused_fd_flags(O_CLOEXEC);
> +	if (fd < 0)
> +		return fd;
> +
> +	while (1) {
> +		struct ns_common *parent;

I think you want to rename this variable to ‘relative’ or some other
more-generic term [1] to echo ‘related’ in the function name.

Cheers,
Trevor

[1]: https://github.com/avagin/linux-task-diag/commit/7fad8ff3fc4110bebf0920cec2388390b3bd2238#commitcomment-18223391

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For more information, see http://en.wikipedia.org/wiki/Pretty_Good_Privacy

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  reply	other threads:[~2016-07-14 18:48 UTC|newest]

Thread overview: 142+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-07-14 18:20 [PATCH 0/5 RFC] Add an interface to discover relationships between namespaces Andrey Vagin
2016-07-14 18:20 ` Andrey Vagin
2016-07-14 18:20 ` [PATCH 1/5] namespaces: move user_ns into ns_common Andrey Vagin
     [not found]   ` <1468520419-28220-2-git-send-email-avagin-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
2016-07-15 12:21     ` kbuild test robot
2016-07-15 12:21       ` kbuild test robot
2016-07-14 18:20 ` [PATCH 3/5] nsfs: add ioctl to get an owning user namespace for ns file descriptor Andrey Vagin
2016-07-14 18:48   ` W. Trevor King [this message]
2016-07-14 18:48     ` W. Trevor King
     [not found]   ` <1468520419-28220-4-git-send-email-avagin-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
2016-07-14 18:48     ` W. Trevor King
2016-07-14 22:02 ` [PATCH 0/5 RFC] Add an interface to discover relationships between namespaces Andrey Vagin
2016-07-14 22:02   ` Andrey Vagin
2016-07-24  5:10   ` Eric W. Biederman
2016-07-24  5:10     ` Eric W. Biederman
     [not found]     ` <87poq3liyq.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2016-07-26  2:07       ` Andrew Vagin
2016-07-26  2:07         ` Andrew Vagin
     [not found]   ` <CANaxB-xw_xBUq=0uT14ANv-jfg2NsGaPy=jyDO9=yF03_7toSw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-07-15  2:12     ` [PATCH 1/5] namespaces: move user_ns into ns_common Andrey Vagin
2016-07-15  2:12       ` Andrey Vagin
2016-07-15  2:12       ` [PATCH 4/5] nsfs: add ioctl to get a parent namespace Andrey Vagin
2016-07-15  2:12         ` Andrey Vagin
     [not found]         ` <1468548742-32136-4-git-send-email-avagin-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
2016-07-24  5:07           ` Eric W. Biederman
2016-07-24  5:07         ` Eric W. Biederman
2016-07-24  5:07           ` Eric W. Biederman
2016-07-15  2:12       ` [PATCH 5/5] tools/testing: add a test to check nsfs ioctl-s Andrey Vagin
     [not found]       ` <1468548742-32136-1-git-send-email-avagin-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
2016-07-15  2:12         ` [PATCH 2/5] kernel: add a helper to get an owning user namespace for a namespace Andrey Vagin
2016-07-15  2:12           ` Andrey Vagin
     [not found]           ` <1468548742-32136-2-git-send-email-avagin-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
2016-07-24  5:03             ` Eric W. Biederman
2016-07-24 16:54             ` W. Trevor King
2016-07-24 16:54               ` W. Trevor King
2016-07-24  5:03           ` Eric W. Biederman
2016-07-24  5:03             ` Eric W. Biederman
     [not found]             ` <878twrmxu2.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2016-07-24  6:37               ` Andrew Vagin
2016-07-24  6:37                 ` Andrew Vagin
     [not found]                 ` <20160724063728.GA17810-1ViLX0X+lBJGNQ1M2rI3KwRV3xvJKrda@public.gmane.org>
2016-07-24 14:30                   ` Eric W. Biederman
2016-07-24 14:30                 ` Eric W. Biederman
2016-07-24 14:30                   ` Eric W. Biederman
     [not found]                   ` <87shuzglck.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2016-07-24 17:05                     ` W. Trevor King
2016-07-24 17:05                       ` W. Trevor King
2016-07-15  2:12         ` [PATCH 3/5] nsfs: add ioctl to get an owning user namespace for ns file descriptor Andrey Vagin
2016-07-15  2:12           ` Andrey Vagin
2016-07-15  2:12         ` [PATCH 4/5] nsfs: add ioctl to get a parent namespace Andrey Vagin
2016-07-15  2:12         ` [PATCH 5/5] tools/testing: add a test to check nsfs ioctl-s Andrey Vagin
2016-07-16  8:21         ` [PATCH 1/5] namespaces: move user_ns into ns_common kbuild test robot
2016-07-16  8:21           ` kbuild test robot
2016-07-23 23:07         ` kbuild test robot
2016-07-23 23:07           ` kbuild test robot
2016-07-24  5:00         ` Eric W. Biederman
2016-07-24  5:00       ` Eric W. Biederman
2016-07-24  5:00         ` Eric W. Biederman
2016-07-24  5:54         ` Andrew Vagin
2016-07-24  5:54           ` Andrew Vagin
     [not found]         ` <87k2gbmy02.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2016-07-24  5:54           ` Andrew Vagin
2016-07-24  5:54             ` Andrew Vagin
2016-07-24  5:54           ` Andrew Vagin
2016-07-24  5:54             ` Andrew Vagin
2016-07-24  5:54         ` Andrew Vagin
2016-07-24  5:54           ` Andrew Vagin
2016-07-24  5:10     ` [PATCH 0/5 RFC] Add an interface to discover relationships between namespaces Eric W. Biederman
2016-07-21 14:41 ` Michael Kerrisk (man-pages)
2016-07-21 14:41   ` Michael Kerrisk (man-pages)
     [not found]   ` <c9bdaf3d-ec93-d754-81ac-9f524a0d0954-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-07-21 21:06     ` Andrew Vagin
2016-07-21 21:06       ` Andrew Vagin
2016-07-21 21:06       ` Andrew Vagin
     [not found]       ` <20160721210650.GA10989-1ViLX0X+lBJGNQ1M2rI3KwRV3xvJKrda@public.gmane.org>
2016-07-22  6:48         ` Michael Kerrisk (man-pages)
     [not found]           ` <1515f5f2-5a49-fcab-61f4-8b627d3ba3e2-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-07-22 18:25             ` Andrey Vagin
2016-07-22 18:25               ` Andrey Vagin
2016-07-25 11:47               ` Michael Kerrisk (man-pages)
2016-07-25 11:47                 ` Michael Kerrisk (man-pages)
     [not found]                 ` <e2811bf1-4b86-e115-bcdb-301d6f2546eb-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-07-25 13:18                   ` Eric W. Biederman
2016-07-25 13:18                     ` Eric W. Biederman
     [not found]                     ` <87lh0pg8jx.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2016-07-25 14:46                       ` Michael Kerrisk (man-pages)
2016-07-25 14:46                         ` Michael Kerrisk (man-pages)
     [not found]                         ` <44ca0e41-dc92-45b1-2a6c-c41a048a072d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-07-25 14:54                           ` Serge E. Hallyn
2016-07-25 14:59                           ` Eric W. Biederman
2016-07-25 14:59                             ` Eric W. Biederman
     [not found]                             ` <87r3ahepb4.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2016-07-26  2:54                               ` Andrew Vagin
2016-07-26  2:54                                 ` Andrew Vagin
2016-07-26  8:03                                 ` Michael Kerrisk (man-pages)
2016-07-26  8:03                                   ` Michael Kerrisk (man-pages)
     [not found]                                   ` <3390535b-0660-757f-aeba-c03d936b3485-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-07-26 18:25                                     ` Andrew Vagin
2016-07-26 18:25                                       ` Andrew Vagin
2016-07-26 18:32                                       ` W. Trevor King
2016-07-26 18:32                                         ` W. Trevor King
     [not found]                                         ` <20160726183224.GN24913-q4NCUed9G3sTnwFZoN752g@public.gmane.org>
2016-07-26 19:11                                           ` Andrew Vagin
2016-07-26 19:11                                             ` Andrew Vagin
     [not found]                                       ` <20160726182524.GA328-1ViLX0X+lBJGNQ1M2rI3KwRV3xvJKrda@public.gmane.org>
2016-07-26 18:32                                         ` W. Trevor King
2016-07-26 19:17                                         ` Michael Kerrisk (man-pages)
2016-07-26 19:17                                       ` Michael Kerrisk (man-pages)
     [not found]                                         ` <CAKgNAkjmOu+vfiMDyeYQkkf7wQBH9PVmJ4nH2CTg43GrN-k7eA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-07-26 20:39                                           ` Andrew Vagin
2016-07-26 20:39                                             ` Andrew Vagin
2016-07-28 10:45                                             ` Michael Kerrisk (man-pages)
2016-07-28 10:45                                               ` Michael Kerrisk (man-pages)
     [not found]                                               ` <ca0787a3-b270-e962-46d1-7e63c9335a55-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-07-28 12:56                                                 ` Eric W. Biederman
2016-07-28 12:56                                                   ` Eric W. Biederman
2016-07-28 19:00                                                   ` Michael Kerrisk (man-pages)
2016-07-29 18:05                                                     ` Eric W. Biederman
2016-07-29 18:05                                                       ` Eric W. Biederman
     [not found]                                                       ` <87h9b8e2v7.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2016-07-31 21:31                                                         ` Michael Kerrisk (man-pages)
2016-07-31 21:31                                                           ` Michael Kerrisk (man-pages)
2016-08-01 23:01                                                         ` Andrew Vagin
2016-08-01 23:01                                                           ` Andrew Vagin
     [not found]                                                     ` <40e35f1a-10e6-b7a5-936e-a09f008be0d0-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-07-29 18:05                                                       ` Eric W. Biederman
     [not found]                                                   ` <87popxkjjp.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2016-07-28 19:00                                                     ` Michael Kerrisk (man-pages)
     [not found]                                             ` <20160726203955.GA9415-1ViLX0X+lBJGNQ1M2rI3KwRV3xvJKrda@public.gmane.org>
2016-07-28 10:45                                               ` Michael Kerrisk (man-pages)
     [not found]                                 ` <20160726025455.GC26206-1ViLX0X+lBJGNQ1M2rI3KwRV3xvJKrda@public.gmane.org>
2016-07-26  8:03                                   ` Michael Kerrisk (man-pages)
2016-07-26 19:38                                   ` Eric W. Biederman
2016-07-26 19:38                                     ` Eric W. Biederman
2016-07-25 14:54                         ` Serge E. Hallyn
2016-07-25 14:54                           ` Serge E. Hallyn
2016-07-25 15:17                           ` Eric W. Biederman
2016-07-25 15:17                             ` Eric W. Biederman
     [not found]                           ` <20160725145445.GA19879-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org>
2016-07-25 15:17                             ` Eric W. Biederman
     [not found]               ` <CANaxB-w8H8Wo8FmtmBBZTpJX-ZDGRQx0rbm9E5c9WbduQ_Ukmw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-07-25 11:47                 ` Michael Kerrisk (man-pages)
     [not found] ` <1468520419-28220-1-git-send-email-avagin-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
2016-07-14 18:20   ` [PATCH 1/5] namespaces: move user_ns into ns_common Andrey Vagin
2016-07-14 18:20   ` [PATCH 2/5] kernel: add a helper to get an owning user namespace for a namespace Andrey Vagin
2016-07-14 18:20     ` Andrey Vagin
     [not found]     ` <1468520419-28220-3-git-send-email-avagin-GEFAQzZX7r8dnm+yROfE0A@public.gmane.org>
2016-07-14 19:07       ` W. Trevor King
2016-07-14 19:07         ` W. Trevor King
2016-07-14 18:20   ` [PATCH 3/5] nsfs: add ioctl to get an owning user namespace for ns file descriptor Andrey Vagin
2016-07-14 18:20   ` [PATCH 4/5] nsfs: add ioctl to get a parent namespace Andrey Vagin
2016-07-14 18:20     ` Andrey Vagin
2016-07-14 18:20   ` [PATCH 5/5] tools/testing: add a test to check nsfs ioctl-s Andrey Vagin
2016-07-14 18:20     ` Andrey Vagin
2016-07-14 22:02   ` [PATCH 0/5 RFC] Add an interface to discover relationships between namespaces Andrey Vagin
2016-07-21 14:41   ` Michael Kerrisk (man-pages)
2016-07-23 21:14   ` W. Trevor King
2016-07-23 21:14     ` W. Trevor King
     [not found]     ` <20160723211414.GA25371-q4NCUed9G3sTnwFZoN752g@public.gmane.org>
2016-07-23 21:38       ` James Bottomley
2016-07-23 21:38         ` James Bottomley
     [not found]         ` <1469309936.2332.35.camel-d9PhHud1JfjCXq6kfMZ53/egYHeGw8Jk@public.gmane.org>
2016-07-23 21:58           ` W. Trevor King
2016-07-23 21:58         ` W. Trevor King
2016-07-23 21:58           ` W. Trevor King
2016-07-23 21:56           ` Eric W. Biederman
2016-07-23 21:56             ` Eric W. Biederman
     [not found]             ` <87mvl8nhlv.fsf-JOvCrm2gF+uungPnsOpG7nhyD016LWXt@public.gmane.org>
2016-07-23 22:34               ` W. Trevor King
2016-07-23 22:34                 ` W. Trevor King
     [not found]                 ` <20160723223448.GP24913-q4NCUed9G3sTnwFZoN752g@public.gmane.org>
2016-07-24  4:51                   ` Eric W. Biederman
2016-07-24  4:51                     ` Eric W. Biederman
     [not found]           ` <20160723215802.GO24913-q4NCUed9G3sTnwFZoN752g@public.gmane.org>
2016-07-23 21:56             ` Eric W. Biederman
2016-08-01 18:20   ` Alban Crequy
2016-08-01 18:20     ` Alban Crequy
     [not found]     ` <CAMXgnP6j+rTeb5XJgoPV20y8puGyVm=9O9gdg9Sah4DuF5qm9w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2016-08-01 23:32       ` Andrew Vagin
2016-08-01 23:32         ` Andrew Vagin

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