[S390] dasd: add support for irq statistics

Add support for DASD I/O interrupt statistics in /proc/interrupts.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c
index 61d8098aa0b6..313fe83a443a 100644
--- a/arch/s390/kernel/irq.c
+++ b/arch/s390/kernel/irq.c
@@ -34,6 +34,7 @@ static const struct irq_class intrclass_names[] = {
         {.name = "IUC", .desc = "[EXT] IUCV" },
         {.name = "QAI", .desc = "[I/O] QDIO Adapter Interrupt" },
         {.name = "QDI", .desc = "[I/O] QDIO Interrupt" },
+        {.name = "DAS", .desc = "[I/O] DASD" },
         {.name = "NMI", .desc = "[NMI] Machine Check" },
 };