From: David Howells <dhowells@redhat.com>
To: Andy Lutomirski <luto@amacapital.net>
Cc: dhowells@redhat.com,
Linus Torvalds <torvalds@linux-foundation.org>,
George Spelvin <linux@horizon.com>,
David Woodhouse <dwmw2@infradead.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
LSM List <linux-security-module@vger.kernel.org>,
petkan@mip-labs.com, "Theodore Ts'o" <tytso@mit.edu>,
Mimi Zohar <zohar@linux.vnet.ibm.com>
Subject: Re: Should we automatically generate a module signing key at all?
Date: Fri, 22 May 2015 23:21:28 +0100 [thread overview]
Message-ID: <24864.1432333288@warthog.procyon.org.uk> (raw)
In-Reply-To: <CALCETrUa5u1y64afS1yECDm=-Xpi6uFQqUmJFxpj8AaFur3OSA@mail.gmail.com>
Andy Lutomirski <luto@amacapital.net> wrote:
> > Since it's discarded at the end of boot, it could be padded significantly.
>
> If you use the hash tree approach, the size of the thing in bzImage is
> constant.
Given that bzImage is usually compressed, a whole slew of contiguous zero
padding is also constant in size.
David
next prev parent reply other threads:[~2015-05-22 22:21 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-21 23:54 George Spelvin
2015-05-22 0:03 ` Linus Torvalds
2015-05-22 0:10 ` Andy Lutomirski
2015-05-22 14:13 ` George Spelvin
2015-05-22 20:40 ` Linus Torvalds
2015-05-22 20:44 ` Andy Lutomirski
2015-05-22 21:09 ` Linus Torvalds
2015-05-22 22:18 ` David Howells
2015-05-22 22:21 ` Linus Torvalds
2015-05-22 22:15 ` David Howells
2015-05-22 22:19 ` Andy Lutomirski
2015-05-22 22:21 ` David Howells [this message]
2015-05-22 0:03 ` Andy Lutomirski
2015-05-22 12:42 ` George Spelvin
-- strict thread matches above, loose matches on Subject: below --
2015-05-18 16:04 David Howells
2015-05-18 16:19 ` David Woodhouse
2015-05-18 16:22 ` Linus Torvalds
2015-05-18 16:55 ` David Woodhouse
2015-05-18 16:20 ` Linus Torvalds
2015-05-19 0:51 ` Andy Lutomirski
2015-05-19 7:42 ` David Woodhouse
2015-05-19 17:44 ` Linus Torvalds
2015-05-19 17:58 ` Andy Lutomirski
2015-05-19 18:01 ` Linus Torvalds
2015-05-19 18:08 ` David Woodhouse
2015-05-19 18:12 ` Andy Lutomirski
2015-05-19 18:38 ` David Woodhouse
2015-05-19 18:49 ` Andy Lutomirski
2015-05-19 20:00 ` David Woodhouse
2015-05-19 20:05 ` Andy Lutomirski
2015-05-19 20:25 ` David Woodhouse
2015-05-19 18:44 ` David Howells
2015-05-19 19:01 ` Andy Lutomirski
2015-05-21 16:10 ` David Howells
2015-05-21 16:50 ` Andy Lutomirski
2015-06-23 20:37 ` Pavel Machek
2015-05-20 5:01 ` Rusty Russell
2015-05-19 8:53 ` David Howells
2015-05-19 12:46 ` David Woodhouse
2015-05-19 12:52 ` David Howells
2015-05-19 14:36 ` Andy Lutomirski
2015-05-19 15:37 ` Mimi Zohar
2015-05-19 15:53 ` Petko Manolov
2015-05-19 17:17 ` Andy Lutomirski
2015-05-19 15:30 ` David Howells
2015-05-19 15:55 ` Theodore Ts'o
2015-05-19 16:09 ` Petko Manolov
2015-05-19 17:32 ` Mimi Zohar
2015-05-19 17:43 ` Andy Lutomirski
2015-05-19 17:53 ` Linus Torvalds
2015-05-19 16:23 ` David Howells
2015-05-19 17:55 ` Theodore Ts'o
2015-05-19 18:10 ` David Howells
2015-05-19 21:47 ` Jiri Kosina
2015-05-20 7:45 ` Michal Marek
2015-05-20 7:47 ` Michal Marek
2015-05-19 17:17 ` Andy Lutomirski
2015-05-19 18:38 ` David Howells
2015-05-19 18:46 ` Andy Lutomirski
2015-05-19 18:50 ` David Howells
2015-05-19 18:57 ` David Howells
2015-05-19 19:06 ` Andy Lutomirski
2015-05-21 15:59 ` David Howells
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