On Wed, Dec 16, 2015 at 02:58:08PM +0800, Ming Lei wrote: > On Wed, Dec 16, 2015 at 1:01 PM, Yang Shi <shy828...@gmail.com> wrote: > > > > > I recalled Steven confirmed raw_spin_lock has the lockdep benefit too in the > > patch review for changing to raw lock. > > > > Please check this thread out > > http://lists.openwall.net/netdev/2015/10/31/7 > > OK, looks I was wrong about the lockdep benifit, :-( > > But for this lock, I think lockdep isn't such important, because it is the > intermost lock, and it can be used just for protecting the bucket list > and nothing else need to be covered.
I still think that overhead of normal spinlock per bucket is acceptable. Makes the whole thing much easier to read. -- 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/
