Linux-ARM-Kernel Archive on lore.kernel.org
 help / color / mirror / Atom feed
From: tglx@linutronix.de (Thomas Gleixner)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/3] mach-u300: cleanup clockevent code
Date: Thu, 2 Jun 2011 12:29:05 +0200 (CEST)	[thread overview]
Message-ID: <alpine.LFD.2.02.1106021225290.3078@ionos> (raw)
In-Reply-To: <alpine.LFD.2.02.1106021134190.3078@ionos>

On Thu, 2 Jun 2011, Thomas Gleixner wrote:
> On Wed, 1 Jun 2011, Stephen Boyd wrote:
> 
> Need to check that.
> 
> > runtime?

It's pretty simple and thanks for pointing it out!

diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c
index c027d4f..e4c699d 100644
--- a/kernel/time/clockevents.c
+++ b/kernel/time/clockevents.c
@@ -182,7 +182,10 @@ void clockevents_register_device(struct clock_event_device *dev)
 	unsigned long flags;
 
 	BUG_ON(dev->mode != CLOCK_EVT_MODE_UNUSED);
-	BUG_ON(!dev->cpumask);
+	if (!dev->cpumask) {
+		WARN_ON(num_possible_cpus() > 1);
+		dev->cpumask = cpumask_of(smp_processor_id());
+	}
 
 	raw_spin_lock_irqsave(&clockevents_lock, flags);
 

      reply	other threads:[~2011-06-02 10:29 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-31 21:09 [PATCH 3/3] mach-u300: cleanup clockevent code Linus Walleij
2011-05-31 21:23 ` Thomas Gleixner
2011-06-01  7:37   ` Linus Walleij
2011-06-01  8:34     ` Thomas Gleixner
2011-06-01  8:53       ` Linus Walleij
2011-06-01  9:22       ` Russell King - ARM Linux
2011-06-01 10:03         ` Thomas Gleixner
2011-06-01 11:23           ` Linus Walleij
2011-06-02  1:51           ` Stephen Boyd
2011-06-02  9:35             ` Thomas Gleixner
2011-06-02 10:29               ` Thomas Gleixner [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=alpine.LFD.2.02.1106021225290.3078@ionos \
    --to=tglx@linutronix.de \
    --cc=linux-arm-kernel@lists.infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox