Thu, Mar 21, 2019 at 02:17:34PM CET, vla...@mellanox.com wrote: >As a preparation for using classifier spinlock instead of relying on >external rtnl lock, rearrange code in fl_change. The goal is to group the >code which changes classifier state in single block in order to allow >following commits in this set to protect it from parallel modification with >tp->lock. Data structures that require tp->lock protection are mask >hashtable and filters list, and classifier handle_idr. > >fl_hw_replace_filter() is a sleeping function and cannot be called while >holding a spinlock. In order to execute all sequence of changes to shared >classifier data structures atomically, call fl_hw_replace_filter() before >modifying them. > >Signed-off-by: Vlad Buslov <vla...@mellanox.com> >Reviewed-by: Stefano Brivio <sbri...@redhat.com>
Acked-by: Jiri Pirko <j...@mellanox.com>
