commit 291ad0d14456308e94e8f1853b905c2f67be4f07
Author: Justus Winter <4winter@informatik.uni-hamburg.de>
Date:   Wed Apr 8 13:28:12 2015 +0200

    xxx ipc: reorder struct ipc_port

diff --git a/ipc/ipc_port.h b/ipc/ipc_port.h
index 6914c71..7773585 100644
--- a/ipc/ipc_port.h
+++ b/ipc/ipc_port.h
@@ -82,21 +82,25 @@ struct ipc_port {
 		ipc_port_timestamp_t timestamp;
 	} data;
 
+	mach_port_rights_t ip_srights;
+	mach_port_rights_t ip_sorights;
+
+	struct ipc_pset *ip_pset;
+	mach_port_seqno_t ip_seqno;		/* locked by message queue */
+	mach_port_msgcount_t ip_msgcount;
+	struct ipc_thread_queue ip_blocked;
+
+	/* Cold fields below.  */
+
 	ipc_kobject_t ip_kobject;
 
 	mach_port_mscount_t ip_mscount;
-	mach_port_rights_t ip_srights;
-	mach_port_rights_t ip_sorights;
 
 	struct ipc_port *ip_nsrequest;
 	struct ipc_port *ip_pdrequest;
 	struct ipc_port_request *ip_dnrequests;
 
-	struct ipc_pset *ip_pset;
-	mach_port_seqno_t ip_seqno;		/* locked by message queue */
-	mach_port_msgcount_t ip_msgcount;
 	mach_port_msgcount_t ip_qlimit;
-	struct ipc_thread_queue ip_blocked;
 	unsigned long ip_protected_payload;
 };