Messages in this thread | | | Date | Wed, 9 Oct 2013 18:58:47 -0400 | Subject | Re: [PATCH v2 tip/core/rcu 05/13] decnet: Apply rcu_access_pointer() to avoid sparse false positive | From | Dhaval Giani <> |
| |
On Wed, Oct 9, 2013 at 5:29 PM, Paul E. McKenney <paulmck@linux.vnet.ibm.com> wrote: > > From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> > > The sparse checking for rcu_assign_pointer() was recently upgraded > to reject non-__kernel address spaces. This also rejects __rcu, > which is almost always the right thing to do. However, the use in > dn_insert_route() is legitimate: It is assigning a pointer to an element > from an RCU-protected list, and all elements of this list are already > visible to caller. > > This commit therefore silences this false positive by laundering the > pointer using rcu_access_pointer() as suggested by Josh Triplett. > > Reported-by: kbuild test robot <fengguang.wu@intel.com>
I did not realize that we were allowed to rename people :-)
Thanks! Dhaval
| |