Re: [PATCH] disable non-boot CPUs before poweroff

On Fri, 2007-09-28 at 17:05 +0200, Rafael J. Wysocki wrote:
> >  	if (pm_power_off_prepare)
> >  		pm_power_off_prepare();
> >  	sysdev_shutdown();
> > +	disable_nonboot_cpus();
> 
> Before sysdev_shutdown(), please.
> 
> sysdev_shutdown() may touch things that belong to CPU0.

Damn, you're right. Missed that.

	tglx




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

---

• References:
  • Problems with SMP & ACPI powering off
    • From: Mark Lord <[email protected]>
  • Re: Problems with SMP & ACPI powering off
    • From: Mark Lord <[email protected]>
  • [PATCH] disable non-boot CPUs before poweroff
    • From: Mark Lord <[email protected]>
  • Re: [PATCH] disable non-boot CPUs before poweroff
    • From: "Rafael J. Wysocki" <[email protected]>

• Prev by Date: Re: kernel Oops in ext3 code
• Next by Date: Re: [REGRESSION from 2.6.23-rc8]
• Previous by thread: Re: [PATCH] disable non-boot CPUs before poweroff
• Next by thread: Re: [PATCH] disable non-boot CPUs before poweroff
• Index(es):
  • Date
  • Thread

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]