Re: [PATCH 0/9] Harden list_for_each_entry_rcu() and family

2019-07-16 Thread Paul E. McKenney
On Mon, Jul 15, 2019 at 10:36:56AM -0400, Joel Fernandes (Google) wrote: > Hi, > This series aims to provide lockdep checking to RCU list macros for additional > kernel hardening. > > RCU has a number of primitives for "consumption" of an RCU protected pointer. > Most of the time, these consumers

[PATCH 0/9] Harden list_for_each_entry_rcu() and family

2019-07-15 Thread Joel Fernandes (Google)
Hi, This series aims to provide lockdep checking to RCU list macros for additional kernel hardening. RCU has a number of primitives for "consumption" of an RCU protected pointer. Most of the time, these consumers make sure that such accesses are under a RCU reader-section (such as rcu_dereference{