On Tue, 22 Dec 2009 17:43:58 -0500 Jeff Garzik <jeff@xxxxxxxxxx> wrote: > It is normal and reasonable to maintain global information about all > in-progress operations. Caching systems do that, for example, to ensure > multiple cache requests for object A do not initiate multiple > simultaneous back-end requests for object A. Unfortunately, this requires a data structure that permits searching. Since I lack the classical CS education, I cannot select an appropriate structure beyond "double-linked list and a hope that we'll never see more than 10 simultaneous I/Os". -- Pete -- To unsubscribe from this list: send the line "unsubscribe hail-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
