On Sat, Nov 18, 2017 at 07:02:16AM +0800, Yang Shi wrote: > Preempt counter APIs have been split out, currently, hardirq.h just > includes irq_enter/exit APIs which are not used by btrfs at all. > > So, remove the unused hardirq.h. > > Signed-off-by: Yang Shi <yang.s@xxxxxxxxxxxxxxx> > Cc: Chris Mason <clm@xxxxxx> > Cc: Josef Bacik <jbacik@xxxxxx> > Cc: David Sterba <dsterba@xxxxxxxx> > Cc: linux-btrfs@xxxxxxxxxxxxxxx Acked-by: David Sterba <dsterba@xxxxxxxx>