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random: fix comment for unused random_min_urandom_seed

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The variable random_min_urandom_seed is not needed any more as it
defined the reseeding behavior of the nonblocking pool. Though it is not
needed any more, it is left in the code for user space interface
compatibility.

Signed-off-by: Stephan Mueller <smueller@chronox.de>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Stephan Müller 2016-12-27 23:41:22 +01:00 committed by Theodore Ts'o
parent 43d8a72cd9
commit 5d0e5ea343
1 changed files with 1 additions and 3 deletions
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4
drivers/char/random.c
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@ -313,9 +313,7 @@ static int random_read_wakeup_bits = 64;
static int random_write_wakeup_bits = 28 * OUTPUT_POOL_WORDS;
/*
* The minimum number of seconds between urandom pool reseeding. We
* do this to limit the amount of entropy that can be drained from the
* input pool even if there are heavy demands on /dev/urandom.
* Variable is currently unused by left for user space compatibility.
*/
static int random_min_urandom_seed = 60;