Re: irq_disable() not working

2008-09-23 Thread Benjamin Herrenschmidt
On Tue, 2008-09-23 at 11:08 +0200, Wolfgang Grandegger wrote: > I'm trying to understand how irq_disable() is supposed to work on > PowerPC systems. Most PowerPC PIC do *not* implement the enable and > disable, but just the unmask and mask methods, e.g: > > http://lxr.linux.no/linux+v2.6.26.5/ar

irq_disable() not working

2008-09-23 Thread Wolfgang Grandegger
Hello, I'm trying to understand how irq_disable() is supposed to work on PowerPC systems. Most PowerPC PIC do *not* implement the enable and disable, but just the unmask and mask methods, e.g: http://lxr.linux.no/linux+v2.6.26.5/arch/powerpc/sysdev/mpic.c#L867 The irq_disable() function will t