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 for Android: free password hash cracker in your pocket
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20080404144641.GA15844@elte.hu>
Date:	Fri, 4 Apr 2008 16:46:41 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Johannes Berg <johannes@...solutions.net>
Cc:	Benjamin Herrenschmidt <benh@...abs.org>,
	linuxppc-dev list <linuxppc-dev@...abs.org>,
	Arnd Bergmann <arndb@...ibm.com>,
	Linux Kernel list <linux-kernel@...r.kernel.org>
Subject: Re: cpu_clock confusion (was: printk time confusion?)


* Johannes Berg <johannes@...solutions.net> wrote:

> Hi,
> 
> > > Not sure whether the lockdep patches or something else is causing this
> > > as I haven't checked w/o the patches yet, but I seem to be having some
> > > confusion of printk timestamps:
> > 
> > Tried reverting the patches ?
> 
> That didn't help, so it's not the lockdep patches causing it. I'm still
> seeing printk timestamps like this:
> 
> [    2.764009 (3/3)]
> [    4.272241 (2/2)]
> [    4.272322 (2/2)]
> [    4.272375 (2/2)]
> [    2.948002 (3/3)]
> 
> As you can see, I added printk_cpu and smp_processor_id() to the 
> printk timestamp output and thus it is obvious that the different 
> times come from different CPUs.

the fixes are queued for v2.6.26. You can pick them up from 
sched-devel/latest as well:

  http://people.redhat.com/mingo/sched-devel.git/README

	Ingo
--
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/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ