make subdev_flags and runflags volatile since they can be modified

in interrupt (comedi_event())

diff --git a/include/linux/comedidev.h b/include/linux/comedidev.h
index 038d04868373a6c7864f60ec32223835c307a655..3bff04306e80973f93553c5d49ec318461dca2bb 100644 (file)
--- a/include/linux/comedidev.h
+++ b/include/linux/comedidev.h
@@ -96,7 +96,7 @@ typedef struct comedi_lrange_struct comedi_lrange;
 struct comedi_subdevice_struct{
        int type;
        int n_chan;
-       int subdev_flags;
+       volatile int subdev_flags;
        int len_chanlist;               /* maximum length of channel/gain list */
 
        void            *private;
@@ -105,7 +105,7 @@ struct comedi_subdevice_struct{
 
        void *lock;
        void *busy;
-       unsigned int runflags;
+       volatile unsigned int runflags;
 
        int io_bits;