Module Name: src
Committed By: knakahara
Date: Mon Jun 20 06:35:06 UTC 2016
Modified Files:
src/sys/net: if.h
Log Message:
introduce if_extflags (was if__pad1)
To generate a diff of this commit:
cvs rdiff -u -r1.207 -r1.208 src/sys/net/if.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/net/if.h
diff -u src/sys/net/if.h:1.207 src/sys/net/if.h:1.208
--- src/sys/net/if.h:1.207 Fri Jun 10 13:31:44 2016
+++ src/sys/net/if.h Mon Jun 20 06:35:05 2016
@@ -1,4 +1,4 @@
-/* $NetBSD: if.h,v 1.207 2016/06/10 13:31:44 ozaki-r Exp $ */
+/* $NetBSD: if.h,v 1.208 2016/06/20 06:35:05 knakahara Exp $ */
/*-
* Copyright (c) 1999, 2000, 2001 The NetBSD Foundation, Inc.
@@ -242,7 +242,7 @@ typedef struct ifnet {
u_short if_index; /* numeric abbreviation for this if */
short if_timer; /* time 'til if_slowtimo called */
short if_flags; /* up/down, broadcast, etc. */
- short if__pad1; /* be nice to m68k ports */
+ short if_extflags; /* if_output MP-safe, etc. */
struct if_data if_data; /* statistics and other data about if */
/*
* Procedure handles. If you add more of these, don't forget the
@@ -255,7 +255,7 @@ typedef struct ifnet {
(struct ifnet *, struct mbuf *);
void (*if_start) /* initiate output routine */
(struct ifnet *);
- int (*if_transmit) /* output routine (direct) */
+ int (*if_transmit) /* output routine, must be MP-safe */
(struct ifnet *, struct mbuf *);
int (*if_ioctl) /* ioctl routine */
(struct ifnet *, u_long, void *);
@@ -379,6 +379,9 @@ typedef struct ifnet {
#define IFF_LINK2 0x4000 /* per link layer defined bit */
#define IFF_MULTICAST 0x8000 /* supports multicast */
+#define IFEF_OUTPUT_MPSAFE 0x0001 /* if_output() can run parallel */
+#define IFEF_START_MPSAFE 0x0002 /* if_start() can run parallel */
+
#define IFFBITS \
"\020\1UP\2BROADCAST\3DEBUG\4LOOPBACK\5POINTOPOINT\6NOTRAILERS" \
"\7RUNNING\10NOARP\11PROMISC\12ALLMULTI\13OACTIVE\14SIMPLEX" \
