From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2BC4D1AB6E2; Mon, 14 Oct 2024 15:00:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728918053; cv=none; b=q7w/Nu+QSTFSm1lWjDI1getlzj1RYq13a2iN45M9X7ozgRijejptfowfxuISRSFxxzL9HpVufDyhl7fWB2QZq4pTRlsBSvSrRXLzYPa2KcO6Bwm0aSHIh7FYxhA7E3OSsiI8HPBxk5gF8CtzTOQWN62A5z0Bz55bqAUSMNfPnyw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728918053; c=relaxed/simple; bh=d/p/HvxJrISm3CSxf1fAbQVLjU3ziFba/hYSHR8fOXo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Fd5zCf215udIqEQeCBH5wFJOn0CZi7GWwl3KbZ+34qIiHpfdW+BeY8aChPA/kT9lPtVEME0HjRV+7NdxXeDXSiY41QdlYaT2rGaix8+Ulx7/uJ71xZmpdECG1WR4ZBjVNCQ+jTAi86YODFYG5ILCD1jIhUCTJcRPvhbdC6qzFAw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=TgeQsu8a; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="TgeQsu8a" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8A759C4CEC3; Mon, 14 Oct 2024 15:00:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1728918053; bh=d/p/HvxJrISm3CSxf1fAbQVLjU3ziFba/hYSHR8fOXo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TgeQsu8a7HU74emgjopCM8MalngdZEhwuPCain3C9k1If0Sscwb7SvPhqvxl/GKNF VCtr2THqruz9d0FDt8XT60JvzaiRmcPuIsif02L0TXv7BKDoCb30VNSTX9x2HKZE25 abI/dctCyxWLEr5GuwNDAcPpPgK0C+/BaE3PC03s= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jack Wang , Md Haris Iqbal , Grzegorz Prajsner , Leon Romanovsky , Sasha Levin Subject: [PATCH 6.1 208/798] RDMA/rtrs: Reset hb_missed_cnt after receiving other traffic from peer Date: Mon, 14 Oct 2024 16:12:42 +0200 Message-ID: <20241014141226.103765350@linuxfoundation.org> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241014141217.941104064@linuxfoundation.org> References: <20241014141217.941104064@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jack Wang [ Upstream commit 3258cbbd86deaa2675e1799bc3d18bd1ef472641 ] Reset hb_missed_cnt after receiving traffic from other peer, so hb is more robust again high load on host or network. Fixes: 6a98d71daea1 ("RDMA/rtrs: client: main functionality") Signed-off-by: Jack Wang Signed-off-by: Md Haris Iqbal Signed-off-by: Grzegorz Prajsner Link: https://patch.msgid.link/20240821112217.41827-5-haris.iqbal@ionos.com Signed-off-by: Leon Romanovsky Signed-off-by: Sasha Levin --- drivers/infiniband/ulp/rtrs/rtrs-clt.c | 3 ++- drivers/infiniband/ulp/rtrs/rtrs-srv.c | 1 + 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c index cc07c91f9c549..9beae1e50d115 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c @@ -624,6 +624,7 @@ static void rtrs_clt_rdma_done(struct ib_cq *cq, struct ib_wc *wc) */ if (WARN_ON(wc->wr_cqe->done != rtrs_clt_rdma_done)) return; + clt_path->s.hb_missed_cnt = 0; rtrs_from_imm(be32_to_cpu(wc->ex.imm_data), &imm_type, &imm_payload); if (imm_type == RTRS_IO_RSP_IMM || @@ -641,7 +642,6 @@ static void rtrs_clt_rdma_done(struct ib_cq *cq, struct ib_wc *wc) return rtrs_clt_recv_done(con, wc); } else if (imm_type == RTRS_HB_ACK_IMM) { WARN_ON(con->c.cid); - clt_path->s.hb_missed_cnt = 0; clt_path->s.hb_cur_latency = ktime_sub(ktime_get(), clt_path->s.hb_last_sent); if (clt_path->flags & RTRS_MSG_NEW_RKEY_F) @@ -668,6 +668,7 @@ static void rtrs_clt_rdma_done(struct ib_cq *cq, struct ib_wc *wc) /* * Key invalidations from server side */ + clt_path->s.hb_missed_cnt = 0; WARN_ON(!(wc->wc_flags & IB_WC_WITH_INVALIDATE || wc->wc_flags & IB_WC_WITH_IMM)); WARN_ON(wc->wr_cqe->done != rtrs_clt_rdma_done); diff --git a/drivers/infiniband/ulp/rtrs/rtrs-srv.c b/drivers/infiniband/ulp/rtrs/rtrs-srv.c index e978ee4bb73ae..726b690ebe652 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-srv.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-srv.c @@ -1234,6 +1234,7 @@ static void rtrs_srv_rdma_done(struct ib_cq *cq, struct ib_wc *wc) */ if (WARN_ON(wc->wr_cqe != &io_comp_cqe)) return; + srv_path->s.hb_missed_cnt = 0; err = rtrs_post_recv_empty(&con->c, &io_comp_cqe); if (err) { rtrs_err(s, "rtrs_post_recv(), err: %d\n", err); -- 2.43.0