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random: Wake up all getrandom(2) callers when pool is ready
authorHerbert Xu <herbert@gondor.apana.org.au>
Thu, 21 May 2015 08:19:54 +0000 (16:19 +0800)
committerHerbert Xu <herbert@gondor.apana.org.au>
Wed, 27 May 2015 09:51:45 +0000 (17:51 +0800)
If more than one application invokes getrandom(2) before the pool
is ready, then all bar one will be stuck forever because we use
wake_up_interruptible which wakes up a single task.

This patch replaces it with wake_up_all.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
drivers/char/random.c patch | blob | history

diff --cc drivers/char/random.c
Simple merge
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