1 files changed, 7 insertions, 4 deletions

diff --git a/drivers/s390/cio/chsc.h b/drivers/s390/cio/chsc.h
index a259245780ae..0fb2b024208f 100644
--- a/drivers/s390/cio/chsc.h
+++ b/drivers/s390/cio/chsc.h
@@ -10,17 +10,17 @@
 struct chsc_header {
         u16 length;
         u16 code;
-};
+} __attribute__ ((packed));
 
 #define NR_MEASUREMENT_CHARS 5
 struct cmg_chars {
         u32 values[NR_MEASUREMENT_CHARS];
-};
+} __attribute__ ((packed));
 
 #define NR_MEASUREMENT_ENTRIES 8
 struct cmg_entry {
         u32 values[NR_MEASUREMENT_ENTRIES];
-};
+} __attribute__ ((packed));
 
 struct channel_path_desc {
         u8 flags;
@@ -31,7 +31,7 @@ struct channel_path_desc {
         u8 zeroes;
         u8 chla;
         u8 chpp;
-};
+} __attribute__ ((packed));
 
 struct channel_path {
         int id;
@@ -47,6 +47,9 @@ struct channel_path {
 extern void s390_process_css( void );
 extern void chsc_validate_chpids(struct subchannel *);
 extern void chpid_is_actually_online(int);
+extern int css_get_ssd_info(struct subchannel *);
+extern int chsc_process_crw(void);
+extern int chp_process_crw(int, int);
 
 struct css_general_char {
         u64 : 41;