Date: Tue, 10 Mar 2020 21:49:56 +0000 (UTC) From: Navdeep Parhar <np@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r358860 - head/sys/dev/cxgbe/tom Message-ID: <202003102149.02ALnuSi079545@repo.freebsd.org>
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Author: np Date: Tue Mar 10 21:49:56 2020 New Revision: 358860 URL: https://svnweb.freebsd.org/changeset/base/358860 Log: cxgbe/t4_tom: The MSS in a FLOWC work request must not be 0. Submitted by: jhb@ MFC after: 1 week Sponsored by: Chelsio Communications Modified: head/sys/dev/cxgbe/tom/t4_cpl_io.c Modified: head/sys/dev/cxgbe/tom/t4_cpl_io.c ============================================================================== --- head/sys/dev/cxgbe/tom/t4_cpl_io.c Tue Mar 10 21:44:20 2020 (r358859) +++ head/sys/dev/cxgbe/tom/t4_cpl_io.c Tue Mar 10 21:49:56 2020 (r358860) @@ -135,11 +135,12 @@ send_flowc_wr(struct toepcb *toep, struct tcpcb *tp) FLOWC_PARAM(PORT, pi->tx_chan); FLOWC_PARAM(IQID, toep->ofld_rxq->iq.abs_id); FLOWC_PARAM(SNDBUF, toep->params.sndbuf); - FLOWC_PARAM(MSS, toep->params.emss); if (tp) { + FLOWC_PARAM(MSS, toep->params.emss); FLOWC_PARAM(SNDNXT, tp->snd_nxt); FLOWC_PARAM(RCVNXT, tp->rcv_nxt); - } + } else + FLOWC_PARAM(MSS, 512); CTR6(KTR_CXGBE, "%s: tid %u, mss %u, sndbuf %u, snd_nxt 0x%x, rcv_nxt 0x%x", __func__, toep->tid, toep->params.emss, toep->params.sndbuf,
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