dect/linux-2.6
Archived
14
0
Fork 0
Code Releases Activity

drbd: cleanup: change "<= 0" to "== 0"

Browse source 
dt is unsigned so it's never less than zero.  We are calculating the
elapsed time, and that's never less than zero (unless there is a bug or
we invent time travel).  The comparison here is just to guard against
divide by zero bugs.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
This commit is contained in:
Dan Carpenter 2010-08-12 00:38:45 +02:00 committed by Philipp Reisner
parent ca0e6098aa
commit 2265769531
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/block/drbd/drbd_proc.c
View file

@ -118,7 +118,7 @@ static void drbd_syncer_progress(struct drbd_conf *mdev, struct seq_file *seq)
/* mean speed since syncer started
* we do account for PausedSync periods */
dt = (jiffies - mdev->rs_start - mdev->rs_paused) / HZ;
if (dt <= 0)
if (dt == 0)
dt = 1;
db = mdev->rs_total - rs_left;
dbdt = Bit2KB(db/dt);