linux-kernel - [PATCH] random: re-add removed comment about get_random

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Message-Id: <20220323042336.148775-1-Jason@zx2c4.com>
Date:   Tue, 22 Mar 2022 22:23:36 -0600
From:   "Jason A. Donenfeld" <Jason@...c4.com>
To:     linux-kernel@...r.kernel.org
Cc:     "Jason A. Donenfeld" <Jason@...c4.com>,
        Dominik Brodowski <linux@...inikbrodowski.net>
Subject: [PATCH] random: re-add removed comment about get_random_{u32,u64} reseeding

The comment about get_random_{u32,u64}() not invoking reseeding got
added in an unrelated commit, that then was recently reverted. So this
adds that little comment snippet back.

Cc: Dominik Brodowski <linux@...inikbrodowski.net>
Signed-off-by: Jason A. Donenfeld <Jason@...c4.com>
---
 drivers/char/random.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/char/random.c b/drivers/char/random.c
index 1d7aac2a9600..82e37d7dd9f1 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -226,7 +226,7 @@ static void _warn_unseeded_randomness(const char *func_name, void *caller, void
  * into the given buffer or as a return value. This is equivalent to
  * a read from /dev/urandom. The integer family of functions may be
  * higher performance for one-off random integers, because they do a
- * bit of buffering.
+ * bit of buffering and do not invoke reseeding.
  *
  *********************************************************************/
 
-- 
2.35.1