From: Willy Tarreau <w@1wt.eu>
To: Lennart Poettering <mzxreary@0pointer.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
"Alexander E. Patrakov" <patrakov@gmail.com>,
"Ahmed S. Darwish" <darwish.07@gmail.com>,
"Theodore Y. Ts'o" <tytso@mit.edu>,
Andreas Dilger <adilger.kernel@dilger.ca>,
Jan Kara <jack@suse.cz>, Ray Strode <rstrode@redhat.com>,
William Jon McCann <mccann@jhu.edu>,
zhangjs <zachary@baishancloud.com>,
linux-ext4@vger.kernel.org, lkml <linux-kernel@vger.kernel.org>
Subject: Re: Linux 5.3-rc8
Date: Sun, 15 Sep 2019 09:01:03 +0200 [thread overview]
Message-ID: <20190915070103.GC20811@1wt.eu> (raw)
In-Reply-To: <20190915065655.GB29681@gardel-login>
On Sun, Sep 15, 2019 at 08:56:55AM +0200, Lennart Poettering wrote:
> There's benefit in being able to wait until the pool is initialized
> before we update the random seed stored on disk with a new one,
And what exactly makes you think that waiting with arms crossed not
doing anything else has any chance to make the situation change if
you already had no such entropy available when reaching that first
call, especially during early boot ?
Willy
next prev parent reply other threads:[~2019-09-15 7:01 UTC|newest]
Thread overview: 214+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-08 20:59 Linux 5.3-rc8 Linus Torvalds
2019-09-10 4:21 ` Ahmed S. Darwish
2019-09-10 11:33 ` Linus Torvalds
2019-09-10 12:21 ` Linus Torvalds
2019-09-10 17:33 ` Ahmed S. Darwish
2019-09-10 17:47 ` Reindl Harald
2019-09-10 18:21 ` Linus Torvalds
2019-09-11 16:07 ` Theodore Y. Ts'o
2019-09-11 16:45 ` Linus Torvalds
2019-09-11 17:00 ` Linus Torvalds
2019-09-11 17:36 ` Theodore Y. Ts'o
2019-09-12 3:44 ` Ahmed S. Darwish
2019-09-12 8:25 ` Theodore Y. Ts'o
2019-09-12 11:34 ` Linus Torvalds
2019-09-12 11:58 ` Willy Tarreau
2019-09-14 12:25 ` [PATCH RFC] random: getrandom(2): don't block on non-initialized entropy pool Ahmed S. Darwish
2019-09-14 14:08 ` Alexander E. Patrakov
2019-09-15 5:22 ` [PATCH RFC v2] random: optionally block in getrandom(2) when the CRNG is uninitialized Theodore Y. Ts'o
2019-09-15 8:17 ` [PATCH RFC v3] random: getrandom(2): optionally block when " Ahmed S. Darwish
2019-09-15 8:59 ` Lennart Poettering
2019-09-15 9:30 ` Willy Tarreau
2019-09-15 10:02 ` Ahmed S. Darwish
2019-09-15 10:40 ` Willy Tarreau
2019-09-15 10:55 ` Ahmed S. Darwish
2019-09-15 11:17 ` Willy Tarreau
2019-09-15 17:32 ` [PATCH RFC v2] random: optionally block in getrandom(2) when the " Linus Torvalds
2019-09-15 18:32 ` Willy Tarreau
2019-09-15 18:36 ` Willy Tarreau
2019-09-15 19:08 ` Linus Torvalds
2019-09-15 19:18 ` Willy Tarreau
2019-09-15 19:31 ` Linus Torvalds
2019-09-15 19:54 ` Willy Tarreau
2019-09-15 18:59 ` Linus Torvalds
2019-09-15 19:12 ` Willy Tarreau
2019-09-16 2:45 ` Ahmed S. Darwish
2019-09-16 18:08 ` Lennart Poettering
2019-09-16 19:16 ` Willy Tarreau
2019-09-18 21:15 ` [PATCH RFC v4 0/1] random: WARN on large getrandom() waits and introduce getrandom2() Ahmed S. Darwish
2019-09-18 21:17 ` [PATCH RFC v4 1/1] " Ahmed S. Darwish
2019-09-18 23:57 ` Linus Torvalds
2019-09-19 14:34 ` Theodore Y. Ts'o
2019-09-19 15:20 ` Linus Torvalds
2019-09-19 15:50 ` Linus Torvalds
2019-09-20 13:13 ` Theodore Y. Ts'o
2019-09-19 20:04 ` Linus Torvalds
2019-09-19 20:45 ` Alexander E. Patrakov
2019-09-19 21:47 ` Linus Torvalds
2019-09-19 22:23 ` Alexander E. Patrakov
2019-09-19 23:44 ` Alexander E. Patrakov
2019-09-20 13:16 ` Theodore Y. Ts'o
2019-09-23 11:55 ` David Laight
2019-09-20 13:08 ` Theodore Y. Ts'o
2019-09-20 13:46 ` Ahmed S. Darwish
2019-09-20 14:33 ` Andy Lutomirski
2019-09-20 16:29 ` Linus Torvalds
2019-09-20 17:52 ` Andy Lutomirski
2019-09-20 18:09 ` Linus Torvalds
2019-09-20 18:16 ` Willy Tarreau
2019-09-20 19:12 ` Andy Lutomirski
2019-09-20 19:51 ` Linus Torvalds
2019-09-20 20:11 ` Alexander E. Patrakov
2019-09-20 20:17 ` Matthew Garrett
2019-09-20 20:51 ` Andy Lutomirski
2019-09-20 22:44 ` Linus Torvalds
2019-09-20 23:30 ` Andy Lutomirski
2019-09-21 3:05 ` Willy Tarreau
2019-09-21 6:07 ` Florian Weimer
2019-09-23 18:33 ` Andy Lutomirski
2019-09-26 21:11 ` Ahmed S. Darwish
2019-09-20 18:12 ` Willy Tarreau
2019-09-20 19:22 ` Andy Lutomirski
2019-09-20 19:37 ` Willy Tarreau
2019-09-20 19:52 ` Andy Lutomirski
2019-09-20 20:02 ` Linus Torvalds
2019-09-20 18:15 ` Alexander E. Patrakov
2019-09-20 18:29 ` Andy Lutomirski
2019-09-20 17:26 ` Willy Tarreau
2019-09-20 17:56 ` Ahmed S. Darwish
2019-09-26 20:42 ` [PATCH v5 0/1] random: getrandom(2): warn on large CRNG waits, introduce new flags Ahmed S. Darwish
2019-09-26 20:44 ` [PATCH v5 1/1] " Ahmed S. Darwish
2019-09-26 21:39 ` Andy Lutomirski
2019-09-28 9:30 ` Ahmed S. Darwish
2019-09-20 0:51 ` [random] ec47a799bf: WARNING:at_drivers/char/random.c:#getrandom_wait kernel test robot
2019-09-20 0:51 ` kernel test robot
2019-09-14 15:02 ` Linux 5.3-rc8 Ahmed S. Darwish
2019-09-14 16:30 ` Linus Torvalds
2019-09-14 16:35 ` Alexander E. Patrakov
2019-09-14 16:52 ` Linus Torvalds
2019-09-14 17:09 ` Alexander E. Patrakov
2019-09-14 19:19 ` Linus Torvalds
2019-09-15 6:56 ` Lennart Poettering
2019-09-15 7:01 ` Willy Tarreau [this message]
2019-09-15 7:05 ` Lennart Poettering
2019-09-15 7:07 ` Willy Tarreau
2019-09-15 8:34 ` Lennart Poettering
2019-09-15 17:02 ` Linus Torvalds
2019-09-16 3:23 ` Theodore Y. Ts'o
2019-09-16 3:40 ` Linus Torvalds
2019-09-16 3:56 ` Linus Torvalds
2019-09-16 17:00 ` Theodore Y. Ts'o
2019-09-16 17:07 ` Linus Torvalds
2019-09-14 21:11 ` Ahmed S. Darwish
2019-09-14 22:05 ` Martin Steigerwald
2019-09-14 22:24 ` Theodore Y. Ts'o
2019-09-14 22:32 ` Linus Torvalds
2019-09-15 1:00 ` Theodore Y. Ts'o
2019-09-15 1:10 ` Linus Torvalds
2019-09-15 2:05 ` Theodore Y. Ts'o
2019-09-15 2:11 ` Linus Torvalds
2019-09-15 6:33 ` Willy Tarreau
2019-09-15 6:53 ` Willy Tarreau
2019-09-15 6:51 ` Lennart Poettering
2019-09-15 7:27 ` Ahmed S. Darwish
2019-09-15 8:48 ` Lennart Poettering
2019-09-15 16:29 ` Linus Torvalds
2019-09-16 1:40 ` Ahmed S. Darwish
2019-09-16 1:48 ` Vito Caputo
2019-09-16 2:49 ` Theodore Y. Ts'o
2019-09-16 4:29 ` Willy Tarreau
2019-09-16 5:02 ` Linus Torvalds
2019-09-16 6:12 ` Willy Tarreau
2019-09-16 16:17 ` Linus Torvalds
2019-09-16 17:21 ` Theodore Y. Ts'o
2019-09-16 17:44 ` Linus Torvalds
2019-09-16 17:55 ` Serge Belyshev
2019-09-16 19:08 ` Willy Tarreau
2019-09-16 23:02 ` Matthew Garrett
2019-09-16 23:05 ` Linus Torvalds
2019-09-16 23:11 ` Matthew Garrett
2019-09-16 23:13 ` Alexander E. Patrakov
2019-09-16 23:15 ` Matthew Garrett
2019-09-16 23:18 ` Linus Torvalds
2019-09-16 23:29 ` Ahmed S. Darwish
2019-09-17 1:05 ` Linus Torvalds
2019-09-17 1:23 ` Matthew Garrett
2019-09-17 1:41 ` Linus Torvalds
2019-09-17 1:46 ` Matthew Garrett
2019-09-17 5:24 ` Willy Tarreau
2019-09-17 7:33 ` Martin Steigerwald
2019-09-17 8:35 ` Willy Tarreau
2019-09-17 8:44 ` Martin Steigerwald
2019-09-17 12:11 ` Theodore Y. Ts'o
2019-09-17 12:30 ` Ahmed S. Darwish
2019-09-17 12:46 ` Alexander E. Patrakov
2019-09-17 12:47 ` Willy Tarreau
2019-09-17 16:08 ` Lennart Poettering
2019-09-17 16:23 ` Linus Torvalds
2019-09-17 16:34 ` Reindl Harald
2019-09-17 17:42 ` Lennart Poettering
2019-09-17 18:01 ` Linus Torvalds
2019-09-17 20:28 ` Martin Steigerwald
2019-09-17 20:52 ` Ahmed S. Darwish
2019-09-17 21:38 ` Martin Steigerwald
2019-09-17 21:52 ` Matthew Garrett
2019-09-17 22:10 ` Martin Steigerwald
2019-09-18 13:53 ` Lennart Poettering
2019-09-19 7:28 ` Martin Steigerwald
2019-09-17 23:08 ` Linus Torvalds
2019-09-18 13:40 ` Lennart Poettering
2019-09-17 20:58 ` Linus Torvalds
2019-09-18 9:33 ` Rasmus Villemoes
2019-09-18 10:16 ` Willy Tarreau
2019-09-18 10:25 ` Alexander E. Patrakov
2019-09-18 10:42 ` Willy Tarreau
2019-09-18 19:31 ` Linus Torvalds
2019-09-18 19:56 ` Eric W. Biederman
2019-09-18 20:13 ` Linus Torvalds
2019-09-18 20:15 ` Alexander E. Patrakov
2019-09-18 20:26 ` Linus Torvalds
2019-09-18 22:12 ` Willy Tarreau
2019-09-27 13:57 ` Lennart Poettering
2019-09-27 15:58 ` Linus Torvalds
2019-09-29 9:05 ` Lennart Poettering
2019-09-17 13:11 ` Alexander E. Patrakov
2019-09-17 13:37 ` Alexander E. Patrakov
2019-09-17 15:57 ` Lennart Poettering
2019-09-17 16:21 ` Willy Tarreau
2019-09-17 17:13 ` Lennart Poettering
2019-09-17 17:29 ` Willy Tarreau
2019-09-17 20:42 ` Martin Steigerwald
2019-09-18 13:38 ` Lennart Poettering
2019-09-18 13:59 ` Alexander E. Patrakov
2019-09-18 14:50 ` Alexander E. Patrakov
2019-09-17 20:36 ` Martin Steigerwald
2019-09-17 16:27 ` Linus Torvalds
2019-09-17 16:34 ` Matthew Garrett
2019-09-17 17:16 ` Willy Tarreau
2019-09-17 17:20 ` Matthew Garrett
2019-09-17 17:23 ` Matthew Garrett
2019-09-17 17:57 ` Willy Tarreau
2019-09-17 16:58 ` Alexander E. Patrakov
2019-09-17 17:30 ` Lennart Poettering
2019-09-17 17:32 ` Willy Tarreau
2019-09-17 17:41 ` Alexander E. Patrakov
2019-09-17 17:28 ` Lennart Poettering
2019-09-17 0:03 ` Matthew Garrett
2019-09-17 0:40 ` Matthew Garrett
2019-09-17 7:15 ` a sane approach to random numbers (was: Re: Linux 5.3-rc8) Martin Steigerwald
2019-09-16 18:00 ` Linux 5.3-rc8 Alexander E. Patrakov
2019-09-16 19:53 ` Ahmed S. Darwish
2019-09-17 15:32 ` Lennart Poettering
2019-09-16 3:31 ` Linus Torvalds
2019-09-23 20:49 ` chaos generating driver was " Pavel Machek
2019-09-14 9:25 ` Ahmed S. Darwish
2019-09-14 16:27 ` Theodore Y. Ts'o
2019-09-11 21:41 ` Ahmed S. Darwish
2019-09-11 22:37 ` Ahmed S. Darwish
2019-09-16 3:52 ` Herbert Xu
2019-09-16 4:21 ` Linus Torvalds
2019-09-16 4:53 ` Willy Tarreau
2019-09-10 11:56 ` Theodore Y. Ts'o
2019-09-16 10:33 ` Christoph Hellwig
2019-10-03 21:10 ` Jon Masters
2019-10-03 21:31 ` Jon Masters
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