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-rw-r--r--include/asm-s390/isc.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-s390/isc.h b/include/asm-s390/isc.h
index fe56f7b445e..34bb8916db4 100644
--- a/include/asm-s390/isc.h
+++ b/include/asm-s390/isc.h
@@ -14,6 +14,7 @@
/* Regular I/O interrupts. */
#define IO_SCH_ISC 3 /* regular I/O subchannels */
#define CONSOLE_ISC 1 /* console I/O subchannel */
+#define CHSC_SCH_ISC 7 /* CHSC subchannels */
/* Adapter interrupts. */
#define QDIO_AIRQ_ISC IO_SCH_ISC /* I/O subchannel in qdio mode */