diff options
| author | andre <andre@FreeBSD.org> | 2013-08-19 10:30:15 +0000 |
|---|---|---|
| committer | andre <andre@FreeBSD.org> | 2013-08-19 10:30:15 +0000 |
| commit | b1d72163135887489fa1e210e5c393aff5c24586 (patch) | |
| tree | 073dda3e140c0a5f92490dcb85c51d6d759dd8ea /sys/netinet | |
| parent | ee3f3f4b852b1c526f9625d690a02180c796de0b (diff) | |
| download | FreeBSD-src-b1d72163135887489fa1e210e5c393aff5c24586.zip FreeBSD-src-b1d72163135887489fa1e210e5c393aff5c24586.tar.gz | |
Remove unused M_FRAG, M_FIRSTFRAG and M_LASTFRAG tagging from ip_fragment().
There wasn't any real driver (and hardware) support for it. Modern hardware
does full fragmentation/segmentation offload instead.
Diffstat (limited to 'sys/netinet')
| -rw-r--r-- | sys/netinet/ip_output.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/sys/netinet/ip_output.c b/sys/netinet/ip_output.c index d835bd2..b37f508 100644 --- a/sys/netinet/ip_output.c +++ b/sys/netinet/ip_output.c @@ -784,7 +784,7 @@ smart_frag_failure: IPSTAT_INC(ips_odropped); goto done; } - m->m_flags |= (m0->m_flags & M_MCAST) | M_FRAG; + m->m_flags |= (m0->m_flags & M_MCAST); /* * In the first mbuf, leave room for the link header, then * copy the original IP header including options. The payload @@ -801,10 +801,9 @@ smart_frag_failure: m->m_len = mhlen; /* XXX do we need to add ip_off below ? */ mhip->ip_off = ((off - hlen) >> 3) + ip_off; - if (off + len >= ip_len) { /* last fragment */ + if (off + len >= ip_len) len = ip_len - off; - m->m_flags |= M_LASTFRAG; - } else + else mhip->ip_off |= IP_MF; mhip->ip_len = htons((u_short)(len + mhlen)); m->m_next = m_copym(m0, off, len, M_NOWAIT); @@ -831,10 +830,6 @@ smart_frag_failure: } IPSTAT_ADD(ips_ofragments, nfrags); - /* set first marker for fragment chain */ - m0->m_flags |= M_FIRSTFRAG | M_FRAG; - m0->m_pkthdr.csum_data = nfrags; - /* * Update first fragment by trimming what's been copied out * and updating header. |
