[patch 5/7] ps3: Disk Storage Driver

Arnd Bergmann arnd at arndb.de
Sat May 26 06:43:41 EST 2007


On Friday 25 May 2007, Geert Uytterhoeven wrote:
> 
> > I don't really understand what the kthread is needed for. You probably
> > thought about multiple options and ended up with this, but having
> > a comment in front of it might be helpful.
> 
> I used a kthread because the request function of a block device driver must be
> non-blocking, and ps3stor_read_write_sectors() calls wait_for_completion().

Ok, but why does it call wait_for_completion() then?
I thought you could end_that_request_* from the interrupt handler instead.

	Arnd <><



More information about the Linuxppc-dev mailing list