On Sat, Aug 30, 2008 at 11:36:47PM +0900, Atsushi Nemoto wrote:
There is a probing_active mutex. probe_irq_off has the comment
"nothing prevents two IRQ probe callers from overlapping." Looks to me
like probing_active would prevent multiple probes from happening.
I was just going to make the argument that any task that could be run
during msleep, could just as easily run on the other cpu in mdelay (if
there was one).
David Fries <firstname.lastname@example.org>
http://fries.net/~david/ (PGP encryption key available)