Re: [RFC 2/2] PM: Lock all devices during suspend/hibernate

Alan Stern
2007-08-01T14:11:13Z

On Wed, 1 Aug 2007, Rafael J. Wysocki wrote:

> > +static DECLARE_RWSEM(device_registration_rwsem);
>
> Is it only intended for device registration, or can it be used in some other
> code paths too?

The patch uses it only for registration, since that's where it is
needed. I suppose it could be used on other paths as well, if anybody
wanted to make something else mutually exclusive with suspend.
(Although then it probably ought to be renamed...)

Alan Stern