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Commit 38b682b2 authored by Akinobu Mita's avatar Akinobu Mita Committed by Linus Torvalds
Browse files

drbd: rename random32() to prandom_u32() 



Use preferable function name which implies using a pseudo-random
number generator.

Signed-off-by: default avatarAkinobu Mita <akinobu.mita@gmail.com>
Cc: Jens Axboe <axboe@kernel.dk>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 6d65df33

drivers/block/drbd/drbd_receiver.c

+3 −2
Original line number Original line Diff line number Diff line
@@ -757,7 +757,8 @@ static struct socket *drbd_wait_for_connect(struct drbd_tconn *tconn, struct acc 
	rcu_read_unlock();

	rcu_read_unlock();





	timeo = connect_int * HZ;

	timeo = connect_int * HZ;

	timeo += (random32() & 1) ? timeo / 7 : -timeo / 7; /* 28.5% random jitter */

	/* 28.5% random jitter */

	timeo += (prandom_u32() & 1) ? timeo / 7 : -timeo / 7;





	err = wait_for_completion_interruptible_timeout(&ad->door_bell, timeo);

	err = wait_for_completion_interruptible_timeout(&ad->door_bell, timeo);

	if (err <= 0)

	if (err <= 0)
@@ -953,7 +954,7 @@ static int conn_connect(struct drbd_tconn *tconn) 
				conn_warn(tconn, "Error receiving initial packet\n");

				conn_warn(tconn, "Error receiving initial packet\n");

				sock_release(s);

				sock_release(s);

randomize:

randomize:

				if (random32() & 1)

				if (prandom_u32() & 1)

					goto retry;

					goto retry;

			}

			}

		}

		}