Re: [linux-pm] [PATCH] Remove process freezer from suspend to RAM pathway

Matthew Garrett
2007-07-03T21:12:42Z

On Tue, Jul 03, 2007 at 05:10:08PM -0400, Alan Stern wrote:

> No, no -- you have it exactly backwards. Removing the freezer turns
> STR into something _less_ like runtime suspend, because it adds the
> requirement that devices must not automatically be resumed when an I/O
> request arrives.

But that's fine - "Are we undergoing a systemwide suspend" is an easy
question to ask. Freezing processes instead means that most of those
paths will never be tested.

--
Matthew Garrett | mjg59@srcf.ucam.org