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Date: Fri, 16 Mar 2018 01:47:50 -0700
From: Christoph Hellwig <hch@infradead.org>
To: Dominik Brodowski <linux@dominikbrodowski.net>
Cc: linux-kernel@vger.kernel.org, torvalds@linux-foundation.org,
        viro@zeniv.linux.org.uk, luto@kernel.org, mingo@kernel.org,
        akpm@linux-foundation.org, arnd@arndb.de
Subject: Re: [PATCH v2 15/36] fs: add ksys_umount() helper; remove in-kernel
 call to sys_umount()
Message-ID: <20180316084750.GD4151@infradead.org>
References: <20180315190529.20943-1-linux@dominikbrodowski.net>
 <20180315190529.20943-16-linux@dominikbrodowski.net>
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On Thu, Mar 15, 2018 at 08:05:08PM +0100, Dominik Brodowski wrote:
> Using this helper allows us to avoid the in-kernel call to the sys_umount()
> syscall.

kern_unmount, please.  And make it operate on kernel pointers please.