linux-kernel - Re: [PATCH 3/5] nsfs: add ioctl to get an owning user namespace for ns file descriptor

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Message-ID: <20160714184800.GH4916@odin.tremily.us>
Date:	Thu, 14 Jul 2016 11:48:00 -0700
From:	"W. Trevor King" <wking@...mily.us>
To:	Andrey Vagin <avagin@...nvz.org>
Cc:	linux-kernel@...r.kernel.org, criu@...nvz.org,
	linux-api@...r.kernel.org, containers@...ts.linux-foundation.org,
	linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH 3/5] nsfs: add ioctl to get an owning user namespace for
 ns file descriptor


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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