From a4c48a2691189cec0359ac13b41726d3005ef2f5 Mon Sep 17 00:00:00 2001 From: Ursula Braun Date: Wed, 2 May 2007 15:17:11 +0200 Subject: [PATCH] s390: qeth driver connection hang Frank Pavlic Connection hangs when using EDDP mode because sk_protocol is NULL when skb has been copied via skb_copy. This results in dropping packets. Also keep MAC address after recovery of Virtual NICs so that traffic can flow again and duplicate statements in qeth_dev_set_route_store removed. Signed-off-by: Ursula Braun Signed-off-by: Frank Pavlic Signed-off-by: Jeff Garzik --- drivers/s390/net/qeth_eddp.c | 4 ++-- drivers/s390/net/qeth_eddp.h | 3 ++- drivers/s390/net/qeth_main.c | 5 +++-- drivers/s390/net/qeth_sys.c | 2 -- 4 files changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/s390/net/qeth_eddp.c b/drivers/s390/net/qeth_eddp.c index dd7034fbfff8..4640f32daae5 100644 --- a/drivers/s390/net/qeth_eddp.c +++ b/drivers/s390/net/qeth_eddp.c @@ -620,10 +620,10 @@ qeth_eddp_create_context_tcp(struct qeth_card *card, struct sk_buff *skb, struct qeth_eddp_context * qeth_eddp_create_context(struct qeth_card *card, struct sk_buff *skb, - struct qeth_hdr *qhdr) + struct qeth_hdr *qhdr, unsigned char sk_protocol) { QETH_DBF_TEXT(trace, 5, "creddpc"); - switch (skb->sk->sk_protocol){ + switch (sk_protocol) { case IPPROTO_TCP: return qeth_eddp_create_context_tcp(card, skb, qhdr); default: diff --git a/drivers/s390/net/qeth_eddp.h b/drivers/s390/net/qeth_eddp.h index 103768d3bab2..52910c9252c0 100644 --- a/drivers/s390/net/qeth_eddp.h +++ b/drivers/s390/net/qeth_eddp.h @@ -34,7 +34,8 @@ struct qeth_eddp_context_reference { }; extern struct qeth_eddp_context * -qeth_eddp_create_context(struct qeth_card *,struct sk_buff *,struct qeth_hdr *); +qeth_eddp_create_context(struct qeth_card *,struct sk_buff *, + struct qeth_hdr *, unsigned char); extern void qeth_eddp_put_context(struct qeth_eddp_context *); diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c index 6fd8870551d3..032483513027 100644 --- a/drivers/s390/net/qeth_main.c +++ b/drivers/s390/net/qeth_main.c @@ -4490,7 +4490,8 @@ qeth_send_packet(struct qeth_card *card, struct sk_buff *skb) qeth_fill_header(card, hdr, new_skb, ipv, cast_type); } if (large_send == QETH_LARGE_SEND_EDDP) { - ctx = qeth_eddp_create_context(card, new_skb, hdr); + ctx = qeth_eddp_create_context(card, new_skb, hdr, + skb->sk->sk_protocol); if (ctx == NULL) { __qeth_free_new_skb(skb, new_skb); PRINT_WARN("could not create eddp context\n"); @@ -6651,7 +6652,7 @@ qeth_setadpparms_change_macaddr_cb(struct qeth_card *card, QETH_DBF_TEXT(trace,4,"chgmaccb"); cmd = (struct qeth_ipa_cmd *) data; - if (!card->options.layer2 || card->info.guestlan || + if (!card->options.layer2 || !(card->info.mac_bits & QETH_LAYER2_MAC_READ)) { memcpy(card->dev->dev_addr, &cmd->data.setadapterparms.data.change_addr.addr, diff --git a/drivers/s390/net/qeth_sys.c b/drivers/s390/net/qeth_sys.c index d518419cd0c6..65ffc21afc37 100644 --- a/drivers/s390/net/qeth_sys.c +++ b/drivers/s390/net/qeth_sys.c @@ -384,8 +384,6 @@ qeth_dev_route_store(struct qeth_card *card, struct qeth_routing_info *route, route->type = PRIMARY_CONNECTOR; } else if (!strcmp(tmp, "secondary_connector")) { route->type = SECONDARY_CONNECTOR; - } else if (!strcmp(tmp, "multicast_router")) { - route->type = MULTICAST_ROUTER; } else if (!strcmp(tmp, "primary_router")) { route->type = PRIMARY_ROUTER; } else if (!strcmp(tmp, "secondary_router")) { -- 2.39.5