linux-kernel - Re: BFS 420: cleanup in tick handling

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>] [day] [month] [year] [list]

Message-ID: <CAJd=RBBomAmcyxQKptdJUsmCH=TR9fL6-yfnmRtFK_S4xn56LQ@mail.gmail.com>
Date:	Sat, 19 May 2012 15:23:16 +0800
From:	Hillf Danton <dhillf@...il.com>
To:	LKML <linux-kernel@...r.kernel.org>,
	Hillf Danton <dhillf@...il.com>
Subject: Re: BFS 420: cleanup in tick handling

The cpu on stack is not needed, so remove it.

--- a/kernel/sched/bfs.c	Mon May 14 20:50:38 2012
+++ b/kernel/sched/bfs.c	Sat May 19 15:18:24 2012
@@ -2822,8 +2822,7 @@ void wake_up_idle_cpu(int cpu);
  */
 void scheduler_tick(void)
 {
-	int cpu __maybe_unused = smp_processor_id();
-	struct rq *rq = cpu_rq(cpu);
+	struct rq *rq = this_rq();

 	sched_clock_tick();
 	/* grq lock not grabbed, so only update rq clock */
--
--
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/