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path: root/drivers/s390/cio/cio.h
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Diffstat (limited to 'drivers/s390/cio/cio.h')
-rw-r--r--drivers/s390/cio/cio.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/s390/cio/cio.h b/drivers/s390/cio/cio.h
index d42f67412bd8..a01376ae1749 100644
--- a/drivers/s390/cio/cio.h
+++ b/drivers/s390/cio/cio.h
@@ -102,6 +102,8 @@ struct subchannel {
struct schib_config config;
} __attribute__ ((aligned(8)));
+DECLARE_PER_CPU(struct irb, cio_irb);
+
#define to_subchannel(n) container_of(n, struct subchannel, dev)
extern int cio_validate_subchannel (struct subchannel *, struct subchannel_id);