irqdomain: Add empty irq_domain_check_msi_remap

BugLink: http://bugs.launchpad.net/bugs/1672502
Fix following build error for s390:
drivers/vfio/vfio_iommu_type1.c: In function 'vfio_iommu_type1_attach_group':
drivers/vfio/vfio_iommu_type1.c:1290:25: error: implicit declaration of function 'irq_domain_check_msi_remap'

Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@suse.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
(cherry picked from commit b3e228473e6cec7cf83b4025b4570c8066ab2dd8)
Signed-off-by: dann frazier <dann.frazier@canonical.com>
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>

diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index 188eced6813eddb9c313fdb59016b972835e7674..9f3616085423cfca654264a4f5b9fed022431997 100644 (file)
--- a/include/linux/irqdomain.h
+++ b/include/linux/irqdomain.h
@@ -524,6 +524,10 @@ static inline struct irq_domain *irq_find_matching_fwnode(
 {
        return NULL;
 }
+static inline bool irq_domain_check_msi_remap(void)
+{
+       return false;
+}
 #endif /* !CONFIG_IRQ_DOMAIN */
 
 #endif /* _LINUX_IRQDOMAIN_H */