diff options
author | andre <andre@FreeBSD.org> | 2012-11-27 19:31:49 +0000 |
---|---|---|
committer | andre <andre@FreeBSD.org> | 2012-11-27 19:31:49 +0000 |
commit | cd840ea089c3546a5cd705044efba4e7ec8621e7 (patch) | |
tree | da7bee092c59e24104ada1cb0bc5808ffab3eacf /sys | |
parent | 8f5ba051dc5efdc3f379bbfc3acf53cd1e11e5f3 (diff) | |
download | FreeBSD-src-cd840ea089c3546a5cd705044efba4e7ec8621e7.zip FreeBSD-src-cd840ea089c3546a5cd705044efba4e7ec8621e7.tar.gz |
Remove unused and unnecessary CSUM_IP_FRAGS checksumming capability.
Checksumming the IP header of fragments is no different from doing
normal IP headers.
Discussed with: yongari
MFC after: 1 week
Diffstat (limited to 'sys')
-rw-r--r-- | sys/dev/bce/if_bce.c | 2 | ||||
-rw-r--r-- | sys/dev/bxe/if_bxe.c | 2 | ||||
-rw-r--r-- | sys/net/if_vlan.c | 2 | ||||
-rw-r--r-- | sys/netinet/ip_output.c | 6 | ||||
-rw-r--r-- | sys/sys/mbuf.h | 1 |
5 files changed, 5 insertions, 8 deletions
diff --git a/sys/dev/bce/if_bce.c b/sys/dev/bce/if_bce.c index 41a1fad..1fb583f 100644 --- a/sys/dev/bce/if_bce.c +++ b/sys/dev/bce/if_bce.c @@ -9880,7 +9880,7 @@ bce_dump_mbuf(struct bce_softc *sc, struct mbuf *m) "\15M_FIRSTFRAG\16M_LASTFRAG\21M_VLANTAG" "\22M_PROMISC\23M_NOFREE", mp->m_pkthdr.csum_flags, - "\20\1CSUM_IP\2CSUM_TCP\3CSUM_UDP\4CSUM_IP_FRAGS" + "\20\1CSUM_IP\2CSUM_TCP\3CSUM_UDP" "\5CSUM_FRAGMENT\6CSUM_TSO\11CSUM_IP_CHECKED" "\12CSUM_IP_VALID\13CSUM_DATA_VALID" "\14CSUM_PSEUDO_HDR"); diff --git a/sys/dev/bxe/if_bxe.c b/sys/dev/bxe/if_bxe.c index bd903b5..1193865 100644 --- a/sys/dev/bxe/if_bxe.c +++ b/sys/dev/bxe/if_bxe.c @@ -16281,7 +16281,7 @@ void bxe_dump_mbuf(struct bxe_softc *sc, struct mbuf *m) "\15M_FIRSTFRAG\16M_LASTFRAG\21M_VLANTAG" "\22M_PROMISC\23M_NOFREE", m->m_pkthdr.csum_flags, - "\20\1CSUM_IP\2CSUM_TCP\3CSUM_UDP\4CSUM_IP_FRAGS" + "\20\1CSUM_IP\2CSUM_TCP\3CSUM_UDP" "\5CSUM_FRAGMENT\6CSUM_TSO\11CSUM_IP_CHECKED" "\12CSUM_IP_VALID\13CSUM_DATA_VALID" "\14CSUM_PSEUDO_HDR"); diff --git a/sys/net/if_vlan.c b/sys/net/if_vlan.c index 379a59b..70ea3ae 100644 --- a/sys/net/if_vlan.c +++ b/sys/net/if_vlan.c @@ -1493,7 +1493,7 @@ vlan_capabilities(struct ifvlan *ifv) p->if_capenable & IFCAP_VLAN_HWTAGGING) { ifp->if_capenable = p->if_capenable & IFCAP_HWCSUM; ifp->if_hwassist = p->if_hwassist & (CSUM_IP | CSUM_TCP | - CSUM_UDP | CSUM_SCTP | CSUM_IP_FRAGS | CSUM_FRAGMENT); + CSUM_UDP | CSUM_SCTP | CSUM_FRAGMENT); } else { ifp->if_capenable = 0; ifp->if_hwassist = 0; diff --git a/sys/netinet/ip_output.c b/sys/netinet/ip_output.c index 40785bb..ad709a5 100644 --- a/sys/netinet/ip_output.c +++ b/sys/netinet/ip_output.c @@ -722,14 +722,12 @@ ip_fragment(struct ip *ip, struct mbuf **m_frag, int mtu, * If the interface will not calculate checksums on * fragmented packets, then do it here. */ - if (m0->m_pkthdr.csum_flags & CSUM_DELAY_DATA && - (if_hwassist_flags & CSUM_IP_FRAGS) == 0) { + if (m0->m_pkthdr.csum_flags & CSUM_DELAY_DATA) { in_delayed_cksum(m0); m0->m_pkthdr.csum_flags &= ~CSUM_DELAY_DATA; } #ifdef SCTP - if (m0->m_pkthdr.csum_flags & CSUM_SCTP && - (if_hwassist_flags & CSUM_IP_FRAGS) == 0) { + if (m0->m_pkthdr.csum_flags & CSUM_SCTP) { sctp_delayed_cksum(m0, hlen); m0->m_pkthdr.csum_flags &= ~CSUM_SCTP; } diff --git a/sys/sys/mbuf.h b/sys/sys/mbuf.h index a26d5ca..111bffe 100644 --- a/sys/sys/mbuf.h +++ b/sys/sys/mbuf.h @@ -279,7 +279,6 @@ struct mbuf { #define CSUM_IP 0x0001 /* will csum IP */ #define CSUM_TCP 0x0002 /* will csum TCP */ #define CSUM_UDP 0x0004 /* will csum UDP */ -#define CSUM_IP_FRAGS 0x0008 /* will csum IP fragments */ #define CSUM_FRAGMENT 0x0010 /* will do IP fragmentation */ #define CSUM_TSO 0x0020 /* will do TSO */ #define CSUM_SCTP 0x0040 /* will csum SCTP */ |