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-rw-r--r--arch/s390/include/uapi/asm/chsc.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/s390/include/uapi/asm/chsc.h b/arch/s390/include/uapi/asm/chsc.h
index 1c6a7f85a581..6e5307fbeb1e 100644
--- a/arch/s390/include/uapi/asm/chsc.h
+++ b/arch/s390/include/uapi/asm/chsc.h
@@ -29,6 +29,16 @@ struct chsc_async_area {
__u8 data[CHSC_SIZE - sizeof(struct chsc_async_header)];
} __attribute__ ((packed));
+struct chsc_header {
+ __u16 length;
+ __u16 code;
+} __attribute__ ((packed));
+
+struct chsc_sync_area {
+ struct chsc_header header;
+ __u8 data[CHSC_SIZE - sizeof(struct chsc_header)];
+} __attribute__ ((packed));
+
struct chsc_response_struct {
__u16 length;
__u16 code;
@@ -126,5 +136,6 @@ struct chsc_cpd_info {
#define CHSC_INFO_CCL _IOWR(CHSC_IOCTL_MAGIC, 0x86, struct chsc_comp_list)
#define CHSC_INFO_CPD _IOWR(CHSC_IOCTL_MAGIC, 0x87, struct chsc_cpd_info)
#define CHSC_INFO_DCAL _IOWR(CHSC_IOCTL_MAGIC, 0x88, struct chsc_dcal)
+#define CHSC_START_SYNC _IOWR(CHSC_IOCTL_MAGIC, 0x89, struct chsc_sync_area)
#endif
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