On Tue, Jul 16, 2019 at 03:15:20PM +0200, Peter Zijlstra wrote: > > > @@ -367,7 +368,7 @@ void padata_do_serial(struct padata_priv *padata) > > struct parallel_data *pd; > > int reorder_via_wq = 0; > > > > - pd = padata->pd; > > + pd = rcu_dereference_bh(padata->inst->pd); > > > > cpu = get_cpu(); > > > > That's weird for not having a matching assign and lacking comments to > explain that.
There is a matching rcu_assign_pointer. But we should add some RCU markers. Or perhaps you're misreading the level of indirections :) Cheers, -- Email: Herbert Xu <herb...@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
