Re: [PATCH] TWD: enable one-shot mode

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Mon, Jan 10, 2011 at 09:12:36PM -0800, Stephen Boyd wrote:
> On 12/24/2010 11:18 AM, Russell King - ARM Linux wrote:
> > Allow one shot timer mode to be used with the TWD.  This allows
> > NOHZ mode to be used on SMP systems using the TWD localtimer.
> >
> > Tested on Versatile Express.
> >
> > Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxxx>
> > ---
> > Acks/Tested-by's would be appreciated, thanks.
> >
> 
> I see this patch was already tested and merged but can you elaborate on
> why this was done? From what I understand, NOHZ selects one-shot (like
> is done in this patch), so why don't the machines with a TWD choose NOHZ
> or high res timers?

You're right - so it's not actually required.  It should probably be
reverted, though it does no damage...
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Arm (vger)]     [ARM Kernel]     [ARM MSM]     [Linux Tegra]     [Linux WPAN Networking]     [Linux Wireless Networking]     [Maemo Users]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite Trails]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux