On Thu, Mar 26, 2015 at 12:19 AM, Somnath Kotur <somnath.kotur@xxxxxxxxxx> wrote: > From: Matan Barak <matanb@xxxxxxxxxxxx> > > In order to manage multiple types, vlans and MACs per GID, we > need to store them along the GID itself. We store the net device > as well, as sometimes GIDs should be handled according to the > net device they came from. Since populating the GID table should > be identical for every RoCE provider, the GIDs table should be > handled in ib_core. > > Adding a GID cache table that supports a lockless find, add and > delete gids. The lockless nature comes from using a unique > sequence number per table entry and detecting that while reading/ > writing this sequence wasn't changed. Matan, please use existing mechanism which fits the problem you are trying to solve, I guess one of RCU or seqlock should do the job. Or. -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
