From: Stephan Mueller <smueller@chronox.de>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: pebolle@tiscali.nl, andreas.steffen@strongswan.org,
tytso@mit.edu, sandyinchina@gmail.com,
linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: random: Wake up all getrandom(2) callers when pool is ready
Date: Thu, 21 May 2015 10:36:47 +0200 [thread overview]
Message-ID: <9183463.XNhR7e5TNc@tauon> (raw)
In-Reply-To: <20150521081953.GA22301@gondor.apana.org.au>
Am Donnerstag, 21. Mai 2015, 16:19:54 schrieb Herbert Xu:
Hi Herbert,
>On Thu, May 21, 2015 at 09:55:17AM +0200, Stephan Mueller wrote:
>> So, I will create a 2nd wait queue in random.c for uninterruptible waits,
>> change the get_blocking_random_bytes back to void and use wait_event to
>> wait
>> for the initialization.
>
>Hold your horses. You don't need a second queue, you just need to
>change wake_up_interruptible to wake_up.
A simple change to wake_up is not working -- I already checked. But the
proposed wake_up_all does the trick.
Ciao
Stephan
next prev parent reply other threads:[~2015-05-21 8:36 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-20 20:02 [PATCH v9 0/5] Seeding DRBG with more entropy Stephan Mueller
2015-05-20 20:02 ` [PATCH v9 1/5] random: Blocking API for accessing nonblocking_pool Stephan Mueller
2015-05-20 20:03 ` [PATCH v9 2/5] crypto: drbg - prepare for async seeding Stephan Mueller
2015-05-20 20:03 ` [PATCH v9 3/5] crypto: drbg - add async seeding operation Stephan Mueller
2015-05-20 21:44 ` Herbert Xu
2015-05-21 6:10 ` Stephan Mueller
2015-05-21 6:36 ` Herbert Xu
2015-05-21 6:53 ` Stephan Mueller
2015-05-21 6:56 ` Herbert Xu
2015-05-21 7:55 ` Stephan Mueller
2015-05-21 8:19 ` random: Wake up all getrandom(2) callers when pool is ready Herbert Xu
2015-05-21 8:36 ` Stephan Mueller [this message]
2015-05-21 19:17 ` Theodore Ts'o
2015-05-22 0:23 ` Herbert Xu
2015-05-20 20:04 ` [PATCH v9 4/5] crypto: drbg - use Jitter RNG to obtain seed Stephan Mueller
2015-05-20 20:04 ` [PATCH v9 5/5] crypto: add jitterentropy RNG Stephan Mueller
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