Gilles Chanteperdrix authored Nov 11, 2014 and Philippe Gerum committed Nov 16, 2014

An rtskb_pool now has lock/unlock operations, called for the first dequeued
buffer and the last queued one. At this chance, the struct rtskb_pool is
introduced, and used everywhere a pool was used.

rtskb_module_pool_init creates an rtskb_pool whose lock/unlock operations
lock a module (the module from which rtskb_module_pool_init was called).

The socket skb_pool lock/unlocks the socket rtdm_fd.

Drivers pool not fixed yet.