On Wed, May 01, 2013 at 08:29:55AM -0700, Eric Dumazet wrote: > On Wed, 2013-05-01 at 17:17 +0200, Peter Zijlstra wrote: > > On Wed, May 01, 2013 at 05:46:37AM -0700, Paul E. McKenney wrote: > > > > > If the only goal is to allow preemption, and if long grace periods are > > > not a concern, then this alternate approach would work fine as well. > > > > Hmm.. if that were the goal I'd like it to have a different name; > > cond_resched*() has always been about preemption. > > BTW, I do not remember why cond_resched() is not an empty macro > when CONFIG_PREEMPT=y ?
Good question.. at at least, only the __might_sleep() construct. Ingo, happen to remember why this is? Most of this infrastructure is from before my time. -- 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/
