On Wed, Jun 24, 2015 at 08:36:38PM -0700, Dave Hansen wrote: > On 06/24/2015 05:03 PM, Dave Hansen wrote: > > In any case, we ratelimit might_sleep() checks anyway. But, we > > do the ratelimiting *after* we check the other conditions for > > might_sleep() including the (costly) irqs_disabled() call. > > Thinking about this a bit more, this patch is wrong. > > This only does a _check_ once per jiffy instead of just one warning per > jiffy, which is totally bogus. > > I would be interested, though, if anybody has any ideas about speeding > up the irqs_disabled() checking.
Thomas has something up his sleeve.. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
