From: Aswin Karuvally Date: Mon, 3 Nov 2025 10:16:52 +0000 (+0100) Subject: s390/ctcm: Use info level for handshake UC_RCRESET X-Git-Tag: v6.19-rc1~170^2~223 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=0cc4b846159184892f4210c440daeb97cbe9583a;p=thirdparty%2Flinux.git s390/ctcm: Use info level for handshake UC_RCRESET CTC adapter throws CTC_EVENT_UC_RCRESET (Unit check remote reset event) during initial handshake, if the peer is not ready yet. This causes the ctcm driver to re-attempt the handshake. As it is normal for the event to occur during initialization, use info instead of warn level in kernel log and NOTICE instead of ERROR level in s390 debug feature. Also reword the log message for clarity. Reviewed-by: Alexandra Winter Signed-off-by: Aswin Karuvally Link: https://patch.msgid.link/20251103101652.2349855-1-aswin@linux.ibm.com Signed-off-by: Paolo Abeni --- diff --git a/drivers/s390/net/ctcm_fsms.c b/drivers/s390/net/ctcm_fsms.c index 9678c6a2cda72..1a48258b63b28 100644 --- a/drivers/s390/net/ctcm_fsms.c +++ b/drivers/s390/net/ctcm_fsms.c @@ -882,6 +882,13 @@ static void ctcm_chx_rxiniterr(fsm_instance *fi, int event, void *arg) fsm_newstate(fi, CTC_STATE_RXERR); fsm_event(priv->fsm, DEV_EVENT_RXDOWN, dev); } + } else if (event == CTC_EVENT_UC_RCRESET) { + CTCM_DBF_TEXT_(TRACE, CTC_DBF_NOTICE, + "%s(%s): %s in %s", CTCM_FUNTAIL, ch->id, + ctc_ch_event_names[event], fsm_getstate_str(fi)); + + dev_info(&dev->dev, + "Init handshake not received, peer not ready yet\n"); } else { CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR, "%s(%s): %s in %s", CTCM_FUNTAIL, ch->id, @@ -967,6 +974,13 @@ static void ctcm_chx_txiniterr(fsm_instance *fi, int event, void *arg) fsm_newstate(fi, CTC_STATE_TXERR); fsm_event(priv->fsm, DEV_EVENT_TXDOWN, dev); } + } else if (event == CTC_EVENT_UC_RCRESET) { + CTCM_DBF_TEXT_(TRACE, CTC_DBF_NOTICE, + "%s(%s): %s in %s", CTCM_FUNTAIL, ch->id, + ctc_ch_event_names[event], fsm_getstate_str(fi)); + + dev_info(&dev->dev, + "Init handshake not sent, peer not ready yet\n"); } else { CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR, "%s(%s): %s in %s", CTCM_FUNTAIL, ch->id,