Re: [RFC][PATCH 1/3] PM: Introduce new top level suspend andhibernation callbacks (rev. 4)

From: Benjamin Herrenschmidt
Date: Wed Mar 26 2008 - 19:45:26 EST



On Thu, 2008-03-27 at 02:27 +0300, Alexey Starikovskiy wrote:
> Rafael J. Wysocki wrote:
> > This is the 4th revision of the patch.
> > + * struct pm_noirq_ops - device PM callbacks executed with interrupts disabled
> > + *
> > + * The following callbacks included in 'struct pm_noirq_ops' are executed with
> > + * the nonboot CPUs switched off and with interrupts disabled on the only
> > + * functional CPU. They also are executed with the PM core list of devices
> > + * locked, so they must NOT unregister any devices.
> > + *
> > + * @suspend_noirq: Complete the operations of ->suspend() by carrying out any
> > + * actions required for suspending the device that need interrupts to be
> > + * disabled
> IMHO, no need to add _noirq in both struct and struct members.
> pm_noirq->suspend_noirq does not look good...

There is absolutely no point getting a second struct anymore.

BTW. I haven't had a chance to review the rest of the discussion on that
thread yet, been busy with other things, I'll try to go back to it today
or tomorrow.

Cheers,
Ben.

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