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authorRobert Mustacchi <rm@fingolfin.org>2020-04-01 15:30:20 +0000
committerRobert Mustacchi <rm@fingolfin.org>2020-04-08 04:07:18 -0700
commit62366fbbe8edca853fee6c14327d822239ba914f (patch)
treec8a05f17464a8302fc2870a8a2c47b1625b9b9f8 /usr/src/uts/common/inet/tcp/tcp.c
parentd240edaf609c558d5a1f981b09a577823b54fae2 (diff)
downloadillumos-joyent-62366fbbe8edca853fee6c14327d822239ba914f.tar.gz
12466 Enable IPv6 TSO Support for vioif
Reviewed by: Jason King <jason.brian.king@gmail.com> Reviewed by: Hans Rosenfeld <rosenfeld@grumpf.hope-2000.org> Reviewed by: Paul Winder <paul@winders.demon.co.uk> Approved by: Garrett D'Amore <garrett@damore.org>
Diffstat (limited to 'usr/src/uts/common/inet/tcp/tcp.c')
-rw-r--r--usr/src/uts/common/inet/tcp/tcp.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/usr/src/uts/common/inet/tcp/tcp.c b/usr/src/uts/common/inet/tcp/tcp.c
index cf575fb944..eef7ded43a 100644
--- a/usr/src/uts/common/inet/tcp/tcp.c
+++ b/usr/src/uts/common/inet/tcp/tcp.c
@@ -3315,9 +3315,11 @@ tcp_update_lso(tcp_t *tcp, ip_xmit_attr_t *ixa)
*/
if (ixa->ixa_flags & IXAF_LSO_CAPAB) {
ill_lso_capab_t *lsoc = &ixa->ixa_lso_capab;
+ uint_t lso_max = (ixa->ixa_flags & IXAF_IS_IPV4) ?
+ lsoc->ill_lso_max_tcpv4 : lsoc->ill_lso_max_tcpv6;
- ASSERT(lsoc->ill_lso_max > 0);
- tcp->tcp_lso_max = MIN(TCP_MAX_LSO_LENGTH, lsoc->ill_lso_max);
+ ASSERT3U(lso_max, >, 0);
+ tcp->tcp_lso_max = MIN(TCP_MAX_LSO_LENGTH, lso_max);
DTRACE_PROBE3(tcp_update_lso, boolean_t, tcp->tcp_lso,
boolean_t, B_TRUE, uint32_t, tcp->tcp_lso_max);