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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5264FC4828D for ; Sun, 4 Feb 2024 01:18:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=m7V2MvBTfuaM68n/gBvF06uYGJ5j826Bn7F4hYDQOQw=; b=13sQ/KBltbeuAfy3wvq9OU4v5L SPPmhbpRw67MDPDI1eXJd7s+t2BbJoGi+du1abm4xSUiVhl/4SxAoxlbzjWtUPB2gKy0ztS3hwRhN Dl0+vKdWzhiHJnXx0k4Dz8WkmUt/oCnFs/1jZaQ8Pok9ebMYGTmnVqKmAf1hlefAMdQ6Wt9TxKqGo /nEzVpTyCq3wgpjqCqeAjBJQDfzrTct/Nwv871fJPVk1xe7ib9dXYtSKMaQfpq9gXki/s+EZsZlYu Hpr9PXQec84z9Ov0CLRa2J74kJjvwGZRWS2Ev8IbJ5JEz+6Z19NcPgISoXQxfiuiiYXPHJ2XmJiEW hu0P03Mg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rWR9b-0000000HUcX-3SBV; Sun, 04 Feb 2024 01:18:39 +0000 Received: from sin.source.kernel.org ([2604:1380:40e1:4800::1]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rWR9Y-0000000HUbX-3HVx for linux-nvme@lists.infradead.org; Sun, 04 Feb 2024 01:18:38 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id 11F0BCE0966; Sun, 4 Feb 2024 01:18:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2A4B2C433C7; Sun, 4 Feb 2024 01:18:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1707009510; bh=N0V4Ph8iNL+aL7gCMKVWDl8Sex1xOrhVgx1Z1xy74b0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=kq1/NHYUfcz+snIVRIRYDRkBwUHK76e83fS8Ms5BQU1YdoWeUfxgIjZhmGqKaXu14 79nxtgQp3jpkOHIKhaPyeFysGHvkrNg7YwTENIxYsgzS3rKyQpnBcraUazfpUKtUXH lfOjxV2g8HJoxvkn/3u1ePH2xXOm3OoI41bxZVkmPYH4Gal9UovIcojNnMQKatBLfB cnM9qC2F6IpKdl1b0232Kk45M0haPbUwl2ALXQMpPVDkmrP7qkdkNefY5B45d8qeFx MA925nkn/L4W1dzujdZxA/2txP/PDEB50zPO363/DUMnwGBpuqlgcpN6tf5iHSX2E5 keVmT+snU5UoQ== Date: Sat, 3 Feb 2024 18:18:28 -0700 From: Keith Busch To: Bart Van Assche Cc: "linux-nvme@lists.infradead.org" Subject: Re: NVMe suspend failure Message-ID: References: <294cb317-22b1-4c03-9b12-b19c55ec3163@acm.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <294cb317-22b1-4c03-9b12-b19c55ec3163@acm.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240203_171837_017775_762762F1 X-CRM114-Status: UNSURE ( 9.77 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On Sat, Feb 03, 2024 at 05:01:41PM -0800, Bart Van Assche wrote: > Hi, > > Even after having added nvme_core.default_ps_max_latency_us=0 > pcie_aspm=off to the kernel command line, the following still > appears in dmesg -w output upon suspend of an x86_64 workstation: > > [ 2451.640676] nvme nvme0: controller is down; will reset: CSTS=0xffffffff, > PCI_STATUS=0x10 > [ 2451.640690] nvme nvme0: Does your device have a faulty power saving mode > enabled? > [ 2451.640694] nvme nvme0: Try "nvme_core.default_ps_max_latency_us=0 > pcie_aspm=off" and report a bug > > Hence this email. From the nvme id-ctrl output: > > mn : Samsung SSD 970 EVO Plus 500GB > fr : 2B2QEXM7 > > Please let me know if you need more information. And this is happening during a suspend? What kind of suspend? Like an S3/S4, or idle suspend?