On Fri, Jul 17, 2020 at 12:20:53AM -0700, ira.weiny@xxxxxxxxx wrote: > --- a/drivers/dax/super.c > +++ b/drivers/dax/super.c > @@ -30,12 +30,14 @@ static DEFINE_SPINLOCK(dax_host_lock); > > int dax_read_lock(void) > { > + dev_access_enable(); > return srcu_read_lock(&dax_srcu); > } > EXPORT_SYMBOL_GPL(dax_read_lock); > > void dax_read_unlock(int id) > { > + dev_access_disable(); > srcu_read_unlock(&dax_srcu, id); > } > EXPORT_SYMBOL_GPL(dax_read_unlock); This is inconsistently ordered.