linux-kernel - Re: [PATCH 2/2] fs: remove ksys

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Date:   Thu, 12 Dec 2019 18:38:48 +0000
From:   Al Viro <viro@...iv.linux.org.uk>
To:     Dominik Brodowski <linux@...inikbrodowski.net>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Ingo Molnar <mingo@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] fs: remove ksys_dup()

On Thu, Dec 12, 2019 at 03:07:52PM +0100, Dominik Brodowski wrote:
> ksys_dup() is used only at one place in the kernel, namely to duplicate
> fd 0 of /dev/console to stdout and stderr. The same functionality can be
> achieved by using functions already available within the kernel namespace.

Let's not expose the kernel guts to init/*.c more than absolutely unavoidable.