linux-kernel - Re: [PATCH RFC] hugetlbfs 'noautofill' mount option

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Message-ID: <20170509085825.GB32555@infradead.org>
Date:   Tue, 9 May 2017 01:58:25 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     "prakash.sangappa" <prakash.sangappa@...cle.com>
Cc:     Dave Hansen <dave.hansen@...el.com>, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org
Subject: Re: [PATCH RFC] hugetlbfs 'noautofill' mount option

On Mon, May 08, 2017 at 03:12:42PM -0700, prakash.sangappa wrote:
> Regarding #3 as a general feature, do we want to
> consider this and the complexity associated with the
> implementation?

We have to.  Given that no one has exclusive access to hugetlbfs
a mount option is fundamentally the wrong interface.