On Wed, Aug 09, 2006 at 10:11:59AM +0400, Evgeniy Polyakov wrote: > On Tue, Aug 08, 2006 at 10:52:30PM -0700, David Miller ([EMAIL PROTECTED]) > wrote: > > > Using LIST_POISON is a flag that kevent is in appropriate queue or not, > > > I can add some flag into the structure, but why, if it is clear just by > > > looking into list's pointers. > > > > What is wrong with using list_empty() as this indicator? > > RCU only replaces ->prev pointer, and list_empty(entry) checks for > entry->next == head, but actually I do not see how kevent entry can > point to itself, so I will try this.
Looking at LIST_POISON1 is still not acceptable at all. It's an internal implementation details that goes and comes back once in a while. We already had a past discussion on a use of this and it went away, maybe Andrew can remember it. - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
