From: David Howells <dhowells@redhat.com>
To: "Michael Kerrisk (man-pages)" <mtk.manpages@gmail.com>
Cc: dhowells@redhat.com, lkml <linux-kernel@vger.kernel.org>,
Eugene Syromyatnikov <evgsyr@gmail.com>,
keyrings@vger.kernel.org, linux-man <linux-man@vger.kernel.org>
Subject: Re: Revised keyrings(7) man page for review
Date: Tue, 13 Dec 2016 14:20:37 +0000 [thread overview]
Message-ID: <30566.1481638837@warthog.procyon.org.uk> (raw)
In-Reply-To: <a5615075-dd39-e206-cbce-385bed72473f@gmail.com>
Michael Kerrisk (man-pages) <mtk.manpages@gmail.com> wrote:
> The payload data may be stored in a tmpfs filesystem,
> rather than in kernel memory, if the data size exceeds the
> overhead of storing the data in the filesystem. (Storing
> the data in a filesystem requires filesystem structures to
> be allocated in the kernel. The size of these structures
> determines the size threshold above which the tmpfs storage
> method is used.) Since Linux 4.8, the payload data is
> encrypted when stored in tmpfs, to prevent it being written
> unencrypted into swap space.
"... thereby preventing it from being written unencrypted into the swapspace"?
David
next prev parent reply other threads:[~2016-12-13 14:20 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-04 15:47 Michael Kerrisk
2016-11-26 12:51 ` Michael Kerrisk (man-pages)
2016-12-13 11:35 ` David Howells
2016-12-13 12:43 ` Michael Kerrisk (man-pages)
2016-12-13 12:57 ` Michael Kerrisk (man-pages)
2016-12-13 13:38 ` David Howells
2016-12-13 13:52 ` Michael Kerrisk (man-pages)
2016-12-13 14:20 ` David Howells [this message]
2016-12-14 7:27 ` Michael Kerrisk (man-pages)
2016-12-13 13:31 ` David Howells
2016-12-13 13:41 ` Michael Kerrisk (man-pages)
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