Re: Semantics of lv1_pause()

2012-07-10 Thread Geoff Levand
Hi Ben, On Tue, 2012-07-10 at 13:20 +1000, Benjamin Herrenschmidt wrote: regarding the precise semantics of lv1_pause() ? Here's what's in PS3's setup.c: static void ps3_power_save(void) { /* * lv1_pause() puts the PPE thread into inactive state until an * irq

Semantics of lv1_pause()

2012-07-09 Thread Benjamin Herrenschmidt
Hi Geoff ! Do you have access to any kind of documentation regarding the precise semantics of lv1_pause() ? I'm fixing various issues with our idle loops, among other things, because we are soft-disabled when we hit ppc_md.powersave() but not hard-disabled, there could be an interrupt marked