Re: [ACPI] acpi_os_queue_for_execution()

Matthew Wilcox (willy@debian.org)
Sat, 4 Jan 2003 22:44:04 +0000


On Fri, Jan 03, 2003 at 11:00:04AM -0800, Grover, Andrew wrote:
> Are we allowed to block in a timer callback? One of the things
> thermal_check does is call a control method, which in turn can be very
> slow, sleep, etc., so I'd guess that's why the code tries to execute
> things in its own thread.

timers are run in bottom-half context. no sleeping allowed. if you're
going to linux.conf.au, you'll want to attend my talk that deals with
exactly this kind of thing ;-)

i'll put the paper up on the web in a couple of weeks, after the
proceedings are published.

-- 
"It's not Hollywood.  War is real, war is primarily not about defeat or
victory, it is about death.  I've seen thousands and thousands of dead bodies.
Do you think I want to have an academic debate on this subject?" -- Robert Fisk
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