From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5E592ECAAD3 for ; Sat, 10 Sep 2022 21:26:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231251AbiIJV0s (ORCPT ); Sat, 10 Sep 2022 17:26:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44706 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231231AbiIJVZc (ORCPT ); Sat, 10 Sep 2022 17:25:32 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1373B53016; Sat, 10 Sep 2022 14:21:05 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 5B5F760ECB; Sat, 10 Sep 2022 21:19:18 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 054F1C4314E; Sat, 10 Sep 2022 21:19:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1662844757; bh=GCShRCnTLQE4vixCcjzwPmhD/eX4kUQGFemHCnjlSIQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PJzsDwAv8lBOaqY3krf7WKbi/q90jWtmk/zZzitQ3VmpmF/wmNh1PhGFD62ix2jcm RCe0c5XBtB8TCWyFjwDpG/9fxCHDU3RAx0UA416MC/nBrr9KPUsg5rFcFyhQYs1CNe XPDYi8bzGjeqBSs6w1aPqc7Q5SLU4GcK0u1d4cq8YP94/ZO60iRPERY+HJgWMdwFm8 m/vAwRVd6ogjAKS87BhbxFP7/pZrvXo8HJh4DtAK9r8x/2m6/JVPkP98n4XyTtwpjn HbnNMVrwVDTuU5Ik748K6u1qq2nG7kUmQS8CV1TT99yRyF6I9q2qumREVO0kTfTWZ1 0HNwc0tYkWzzA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Maurizio Lombardi , Sagi Grimberg , Chaitanya Kulkarni , Christoph Hellwig , Sasha Levin , linux-nvme@lists.infradead.org Subject: [PATCH AUTOSEL 5.4 07/10] nvmet-tcp: fix unhandled tcp states in nvmet_tcp_state_change() Date: Sat, 10 Sep 2022 17:18:58 -0400 Message-Id: <20220910211901.70760-7-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220910211901.70760-1-sashal@kernel.org> References: <20220910211901.70760-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Maurizio Lombardi [ Upstream commit 478814a5584197fa1fb18377653626e3416e7cd6 ] TCP_FIN_WAIT2 and TCP_LAST_ACK were not handled, the connection is closing so we can ignore them and avoid printing the "unhandled state" warning message. [ 1298.852386] nvmet_tcp: queue 2 unhandled state 5 [ 1298.879112] nvmet_tcp: queue 7 unhandled state 5 [ 1298.884253] nvmet_tcp: queue 8 unhandled state 5 [ 1298.889475] nvmet_tcp: queue 9 unhandled state 5 v2: Do not call nvmet_tcp_schedule_release_queue(), just ignore the fin_wait2 and last_ack states. Signed-off-by: Maurizio Lombardi Reviewed-by: Sagi Grimberg Reviewed-by: Chaitanya Kulkarni Signed-off-by: Christoph Hellwig Signed-off-by: Sasha Levin --- drivers/nvme/target/tcp.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c index e9512d077b8a8..eb5b39c2bba84 100644 --- a/drivers/nvme/target/tcp.c +++ b/drivers/nvme/target/tcp.c @@ -1416,6 +1416,9 @@ static void nvmet_tcp_state_change(struct sock *sk) goto done; switch (sk->sk_state) { + case TCP_FIN_WAIT2: + case TCP_LAST_ACK: + break; case TCP_FIN_WAIT1: case TCP_CLOSE_WAIT: case TCP_CLOSE: -- 2.35.1