linux-kernel - [PATCH] sched: Use time

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 22 May 2014 19:45:23 +0200
From:	Manuel Schölling <manuel.schoelling@....de>
To:	mingo@...hat.com
Cc:	peterz@...radead.org, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org,
	Manuel Schölling <manuel.schoelling@....de>
Subject: [PATCH] sched: Use time_after()

To be future-proof and for better readability the time comparisons are modified
to use time_after() instead of plain, error-prone math.

Signed-off-by: Manuel Schölling <manuel.schoelling@....de>
---
 kernel/sched/fair.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 7570dd9..716360a 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -4014,7 +4014,7 @@ static void record_wakee(struct task_struct *p)
 	 * about the boundary, really active task won't care
 	 * about the loss.
 	 */
-	if (jiffies > current->wakee_flip_decay_ts + HZ) {
+	if (time_after(jiffies, current->wakee_flip_decay_ts + HZ)) {
 		current->wakee_flips = 0;
 		current->wakee_flip_decay_ts = jiffies;
 	}
-- 
1.7.10.4

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/