linux-kernel - [PATCH v1] irqdomain: add empty irq_domain_check_msi

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Message-Id: <20170302151147.25909-1-yousaf.kaukab@suse.com>
Date:   Thu,  2 Mar 2017 16:11:47 +0100
From:   Mian Yousaf Kaukab <yousaf.kaukab@...e.com>
To:     linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
        marc.zyngier@....com, alex.williamson@...hat.com
Cc:     eric.auger@...hat.com, will.deacon@....com,
        Mian Yousaf Kaukab <yousaf.kaukab@...e.com>
Subject: [PATCH v1] irqdomain: add empty irq_domain_check_msi_remap

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'

Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@...e.com>
---
History:
v1:
 -Return false instead of true as suggested by Marc and Eric.
 -Drop 2/2

 include/linux/irqdomain.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h
index 188eced6813e..9f3616085423 100644
--- 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 */
-- 
2.11.0