X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=drivers%2Fs390%2Fscsi%2Fzfcp_def.h;h=ed5d921e82cd18448a09a16a502724eae4f6ac76;hb=d30cc16c8e48368e0518f4975a78711e53e14a0f;hp=527ba48eea5762563c981e6a725b7c91e191f33f;hpb=eed631e0d741d1a1067cfc6d709fdf2363126f9c;p=~andy%2Flinux

diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h
index 527ba48eea5..ed5d921e82c 100644
--- a/drivers/s390/scsi/zfcp_def.h
+++ b/drivers/s390/scsi/zfcp_def.h
@@ -72,6 +72,7 @@ struct zfcp_reqlist;
 #define ZFCP_STATUS_COMMON_NOESC		0x00200000
 
 /* adapter status */
+#define ZFCP_STATUS_ADAPTER_MB_ACT		0x00000001
 #define ZFCP_STATUS_ADAPTER_QDIOUP		0x00000002
 #define ZFCP_STATUS_ADAPTER_SIOSL_ISSUED	0x00000004
 #define ZFCP_STATUS_ADAPTER_XCONFIG_OK		0x00000008
@@ -314,4 +315,10 @@ struct zfcp_fsf_req {
 	void			(*handler)(struct zfcp_fsf_req *);
 };
 
+static inline
+int zfcp_adapter_multi_buffer_active(struct zfcp_adapter *adapter)
+{
+	return atomic_read(&adapter->status) & ZFCP_STATUS_ADAPTER_MB_ACT;
+}
+
 #endif /* ZFCP_DEF_H */