From 65a1f898efac136aeea65509e61ac6cdecd4f6bf Mon Sep 17 00:00:00 2001 From: Ursula Braun Date: Tue, 11 May 2010 19:34:46 +0000 Subject: qeth: new message if OLM limit is reached z/OS may activate Optimized Latency Mode (OLM) for a connection through an OSA Express3 adapter, which reduces the number of allowed concurrent connections, if adapter is used in shared mode. Create a meaningful message, if activation of an OSA-connection fails due to an active OLM-connection on the shared OSA-adapter. Signed-off-by: Ursula Braun Signed-off-by: Frank Blaschka Signed-off-by: David S. Miller diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 3ba738b..52096c9 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -1976,6 +1976,7 @@ static int qeth_ulp_setup_cb(struct qeth_card *card, struct qeth_reply *reply, unsigned long data) { struct qeth_cmd_buffer *iob; + int rc = 0; QETH_DBF_TEXT(SETUP, 2, "ulpstpcb"); @@ -1983,8 +1984,15 @@ static int qeth_ulp_setup_cb(struct qeth_card *card, struct qeth_reply *reply, memcpy(&card->token.ulp_connection_r, QETH_ULP_SETUP_RESP_CONNECTION_TOKEN(iob->data), QETH_MPC_TOKEN_LENGTH); + if (!strncmp("00S", QETH_ULP_SETUP_RESP_CONNECTION_TOKEN(iob->data), + 3)) { + QETH_DBF_TEXT(SETUP, 2, "olmlimit"); + dev_err(&card->gdev->dev, "A connection could not be " + "established because of an OLM limit\n"); + rc = -EMLINK; + } QETH_DBF_TEXT_(SETUP, 2, " rc%d", iob->rc); - return 0; + return rc; } static int qeth_ulp_setup(struct qeth_card *card) -- cgit v0.10.2