Module Name: src
Committed By: jdolecek
Date: Mon Apr 6 09:32:54 UTC 2020
Modified Files:
src/sys/sys: mbuf.h
Log Message:
define M_CSUM_BLANK, eventually to be used by xennet(4)/xvif(4) to offload
checksums to NIC hw
To generate a diff of this commit:
cvs rdiff -u -r1.226 -r1.227 src/sys/sys/mbuf.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/sys/mbuf.h
diff -u src/sys/sys/mbuf.h:1.226 src/sys/sys/mbuf.h:1.227
--- src/sys/sys/mbuf.h:1.226 Sun Mar 15 23:14:41 2020
+++ src/sys/sys/mbuf.h Mon Apr 6 09:32:54 2020
@@ -1,4 +1,4 @@
-/* $NetBSD: mbuf.h,v 1.226 2020/03/15 23:14:41 thorpej Exp $ */
+/* $NetBSD: mbuf.h,v 1.227 2020/04/06 09:32:54 jdolecek Exp $ */
/*
* Copyright (c) 1996, 1997, 1999, 2001, 2007 The NetBSD Foundation, Inc.
@@ -218,6 +218,7 @@ struct pkthdr {
#define M_CSUM_TSOv6 0x00000200 /* TCPv6 segmentation offload */
/* Checksum-assist quirks: keep separate from jump-table bits. */
+#define M_CSUM_BLANK 0x40000000 /* csum is missing */
#define M_CSUM_NO_PSEUDOHDR 0x80000000 /* Rx csum_data does not include
* the UDP/TCP pseudo-hdr, and
* is not yet 1s-complemented.
@@ -225,7 +226,7 @@ struct pkthdr {
#define M_CSUM_BITS \
"\20\1TCPv4\2UDPv4\3TCP_UDP_BAD\4DATA\5TCPv6\6UDPv6\7IPv4\10IPv4_BAD" \
- "\11TSOv4\12TSOv6\40NO_PSEUDOHDR"
+ "\11TSOv4\12TSOv6\39BLANK\40NO_PSEUDOHDR"
/*
* Macros for manipulating csum_data on outgoing packets. These are
