On Thu, Oct 03, 2013 at 11:10:09PM +0200, Oleg Nesterov wrote: > On 10/03, Oleg Nesterov wrote: > > > > So unless Peter objects I'll write the changelogs (always nontrivial task), > > test, and send these 2 patches + "add ops->barr() / rcu_sync_wait_for_cb" > > tomorrow. > > And, can't resist, probably another patch below (incomplete, needs the > obvious change in cpu.c and the new trivial __complete_locked() helper). > > Hmm. But when I look at wait_for_completion() I think it is buggy. Will > try to send the fix tomorrow. > > Oleg. > > rcusync: introduce rcu_sync_struct->exclusive mode
What's exclusive to mean? One writer at a time? Why don't use use the waitqueue in exclusive mode and use a single wake_up instead of wake_up_all()? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
