From patchwork Fri Oct 18 06:33:41 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hannes Reinecke X-Patchwork-Id: 13841196 X-Patchwork-Delegate: herbert@gondor.apana.org.au 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 7171215FD13 for ; Fri, 18 Oct 2024 06:34:11 +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=1729233251; cv=none; b=MByGsNm77FAMwWnPqe0sjBGZjfVUfk2Huc2Xn9KTcpW/16P6NQJkk11oi3cLNH+oFBDr2z2GJGOwClugaB1wJ7jg0nOeMmJFC2eAqF6hdCXqG0WfpyCGfnwGHp5bup5/2IzTfsOI4ZxBHMu03RpIGTv+wZ5aV7dvQbQontcPXVM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729233251; c=relaxed/simple; bh=pFqbPRAdiuRsY0v5qj58v/zUdbaLboMBN8uycfJ3/pg=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=YDvjJJBSA0ttK+qeUV8dTJYOcnaB6toU4iOGNk52QLQraf7B2cWMtW5INrKPlrXrnLfXmfnpbNCPCwZwbijQTiOQHrP0F3aRsgPQ9my/VxnChxrIrdEgIyNCOVfoO/C3wFL8LBAPW9J9IKaJAnCl/Ov5JZLp0IlRjPF3fMMaw6Y= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ctBp7Pee; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ctBp7Pee" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B88E2C4CED0; Fri, 18 Oct 2024 06:34:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1729233251; bh=pFqbPRAdiuRsY0v5qj58v/zUdbaLboMBN8uycfJ3/pg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ctBp7Pee0WLSThkhL3amFtZrGnwNh4gzXGNPB9shRA8R7nSGEboSi4+qF8OHH9aa7 tSFkGhtZXoi7f3etun8Kn0ESaVp54WMHxn9H6G/8KAiF+eQBIyTE0lU5pyRcW51muU zVJ4zsgHZdwe6qxN2I+CV0beyQJP/6eZYIfiOkjqSVTIl++9cTup/GRM8QQbbkRyv1 DmcJMPswp+Qdplzn7YAh1eQ2k6vTBqxjebEVu+Krvlz7p0rVmDwhqsk9RZeRekgZ5p 1Y4o/C0PRR8N8Oc+/Y9NVGvZKYejiRArcR6lSGB3AIDQph5VAJnfaMsNsJoAjafCm9 64vCXfY7rTWyw== From: Hannes Reinecke To: Christoph Hellwig Cc: Sagi Grimberg , Keith Busch , linux-nvme@lists.infradead.org, Eric Biggers , linux-crypto@vger.kernel.org, Hannes Reinecke Subject: [PATCH 7/9] nvme-fabrics: reset admin connection for secure concatenation Date: Fri, 18 Oct 2024 08:33:41 +0200 Message-Id: <20241018063343.39798-8-hare@kernel.org> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20241018063343.39798-1-hare@kernel.org> References: <20241018063343.39798-1-hare@kernel.org> Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 When secure concatenation is requested the connection needs to be reset to enable TLS encryption on the new cnnection. That implies that the original connection used for the DH-CHAP negotiation really shouldn't be used, and we should reset as soon as the DH-CHAP negotiation has succeeded on the admin queue. Based on an idea from Sagi. Signed-off-by: Hannes Reinecke Reviewed-by: Sagi Grimberg --- drivers/nvme/host/tcp.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index b8a3461b617c..04f0ac57855e 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -2251,6 +2251,15 @@ static int nvme_tcp_setup_ctrl(struct nvme_ctrl *ctrl, bool new) if (ret) return ret; + if (ctrl->opts && ctrl->opts->concat && !ctrl->tls_pskid) { + dev_dbg(ctrl->device, "restart admin queue for secure concatenation\n"); + nvme_stop_keep_alive(ctrl); + nvme_tcp_teardown_admin_queue(ctrl, false); + ret = nvme_tcp_configure_admin_queue(ctrl, false); + if (ret) + return ret; + } + if (ctrl->icdoff) { ret = -EOPNOTSUPP; dev_err(ctrl->device, "icdoff is not supported!\n");