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Diffstat (limited to 'arch/s390/include/asm/lowcore.h')
-rw-r--r--arch/s390/include/asm/lowcore.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/s390/include/asm/lowcore.h b/arch/s390/include/asm/lowcore.h
index a6f0b8feb12e..d08813c7f462 100644
--- a/arch/s390/include/asm/lowcore.h
+++ b/arch/s390/include/asm/lowcore.h
@@ -22,8 +22,13 @@ struct lowcore {
__u32 ipl_parmblock_ptr; /* 0x0014 */
__u8 pad_0x0018[0x0080-0x0018]; /* 0x0018 */
__u32 ext_params; /* 0x0080 */
- __u16 ext_cpu_addr; /* 0x0084 */
- __u16 ext_int_code; /* 0x0086 */
+ union {
+ struct {
+ __u16 ext_cpu_addr; /* 0x0084 */
+ __u16 ext_int_code; /* 0x0086 */
+ } __packed;
+ __u32 ext_int_code_addr;
+ } __packed;
__u32 svc_int_code; /* 0x0088 */
__u16 pgm_ilc; /* 0x008c */
__u16 pgm_code; /* 0x008e */