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 C899AE9DE60 for ; Thu, 9 Apr 2026 08:15:41 +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:Content-Type: Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=odLFO39bXhfg9n43tA+hKLrtmKzFX/8QBMkrTA1i9ik=; b=NXjh8DbHZfXYcvOOaQZ01gZxl+ GLCmpF1vJA2IU5yfqvTCAtDkOVv/+FIPKDsZv3/lirZT4YKr7AqIDyce7uIrhUbgDiIWXNKJMA1RU 8lXYeF/Cgjvh+ZjaM3c/mjXZ/FIZ7lxrrucq30zLlrdUm2PI0HydZdBMA1yIGZqgFPFgH6ldZhw07 nS2ksn8D0/1UY5JcCqSGWBLY3BX38qSEZGjV+agRiVjUa1Zgq08xDHQVcD6YirTzj87yGw6pemyAv A+ccEiJ8hgf4DfGKMJzPmUl75lkZM9SBAaQJ5wm34pAMiCOPZv310dhVpFO7fU+0vlb1KlAuG37Ef pnaf5MQA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wAkY6-00000009vWk-0EHp; Thu, 09 Apr 2026 08:15:38 +0000 Received: from out28-41.mail.aliyun.com ([115.124.28.41]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wAkY3-00000009vVa-1iet for linux-nvme@lists.infradead.org; Thu, 09 Apr 2026 08:15:36 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alancui.cc; s=default; t=1775722528; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type; bh=odLFO39bXhfg9n43tA+hKLrtmKzFX/8QBMkrTA1i9ik=; b=fkIdK6ifi0m0pFas0sUpXBX9jdS9L7uqjG53PGo55DwvWEnQCJZiHRvPIJKfIxBtbrN6S9wEmFuLuw8RamsMPwucn9QVzirRHRL1o/h+Z6RtdRBFxpr672hb9boVrJWUNFzSmhUgtMbLAJxPhLsJpnm8Nlk+vBvd+sVhp+unqGJmr9OgJsp/wCqyZujUQdCdKtH8OUqvyvMhtEJ/haH/jTXDd391HP/1HRerdrdO9zX//lFMqIII1mwHRyYgENPTl8H2Fp1DlRtXhTjlYozwYdEQXH6omazaUSnQj82TeRRzrJgJo7pjUlx4W+fQxTvAPPPK3RnsHriJsUjYl+7S0w== X-Alimail-AntiSpam: AC=CONTINUE;BC=0.7834899|0.1379718;CH=green;DM=|AD|false|;DS=CONTINUE|ham_system_inform|0.139457-0.00582877-0.854715;FP=10759842631866930947|0|0|0|0|-1|-1|-1;HT=maildocker-contentspam033023018039;MF=me@alancui.cc;NM=1;PH=DS;RN=3;RT=3;SR=0;TI=SMTPD_---.h8BWd5o_1775722525; Received: from alanarchdesktop.localnet(mailfrom:me@alancui.cc fp:SMTPD_---.h8BWd5o_1775722525 cluster:ay29) by smtp.aliyun-inc.com; Thu, 09 Apr 2026 16:15:26 +0800 From: Alan Cui To: linux-nvme@lists.infradead.org, kbusch@kernel.org Cc: linux-kernel@vger.kernel.org Subject: [PATCH] nvme: add quirk NVME_QUIRK_IGNORE_DEV_SUBNQN for 144d:a808 (Samsung PM981/983/970 EVO Plus ) Date: Thu, 09 Apr 2026 16:15:25 +0800 Message-ID: <9600680.CDJkKcVGEf@alanarchdesktop> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="utf-8" X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260409_011535_633672_349FAA03 X-CRM114-Status: UNSURE ( 6.06 ) 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 The firmware for Samsung 970 Evo Plus / PM981 / PM983 does not support SUBNQN. Make quirks to suppress warnings. # nvme id-ctrl /dev/nvme1n1 NVME Identify Controller: vid : 0x144d ssvid : 0x144d sn : *** mn : Samsung SSD 970 EVO Plus 500GB fr : 2B2QEXM7 mcdqpc : 0 subnqn : ioccsz : 0 Signed-off-by: Alan Cui --- diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index e6267a6aa..d4e68cf9a 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -3375,6 +3375,8 @@ static const struct pci_device_id nvme_id_table[] = { .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, }, { PCI_DEVICE(0x1c5f, 0x0540), /* Memblaze Pblaze4 adapter */ .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, }, + { PCI_DEVICE(0x144d, 0xa808), /* Samsung PM981/983 */ + .driver_data = NVME_QUIRK_IGNORE_DEV_SUBNQN, }, { PCI_DEVICE(0x144d, 0xa821), /* Samsung PM1725 */ .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, }, { PCI_DEVICE(0x144d, 0xa822), /* Samsung PM1725a */