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 EC6C5EB64DD for ; Sun, 16 Jul 2023 20:28:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232047AbjGPU2W (ORCPT ); Sun, 16 Jul 2023 16:28:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50378 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232041AbjGPU2V (ORCPT ); Sun, 16 Jul 2023 16:28:21 -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 6BB169F for ; Sun, 16 Jul 2023 13:28:20 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 036E860EAE for ; Sun, 16 Jul 2023 20:28:20 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 14163C433C8; Sun, 16 Jul 2023 20:28:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1689539299; bh=ZMj9zxoQ5kdlegOrRCv2o7e+m+IHj7aVfjpTjQIxEog=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=1+3mb8y/cn+jiodH1ksG9NCyS5yxhzhocxSfLj7Ek/g3An4utCcDZWR5NkCn1tSzn f93IOTLtkJKq0UoQGKH33dy99X/dGuf4N3bXeRHhyrPDxafTMTB7b8/yBOPLwCWjHe wmmx9xpyLqq1N1ar7lGiIyUNlSpMWZBVG7+l5fWs= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Robert Marko , Ulf Hansson Subject: [PATCH 6.4 727/800] mmc: core: disable TRIM on Micron MTFC4GACAJCN-1M Date: Sun, 16 Jul 2023 21:49:40 +0200 Message-ID: <20230716195006.005040632@linuxfoundation.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230716194949.099592437@linuxfoundation.org> References: <20230716194949.099592437@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Robert Marko commit dbfbddcddcebc9ce8a08757708d4e4a99d238e44 upstream. It seems that Micron MTFC4GACAJCN-1M despite advertising TRIM support does not work when the core is trying to use REQ_OP_WRITE_ZEROES. We are seeing the following errors in OpenWrt under 6.1 on Qnap Qhora 301W that we did not previously have and tracked it down to REQ_OP_WRITE_ZEROES: [ 18.085950] I/O error, dev loop0, sector 596 op 0x9:(WRITE_ZEROES) flags 0x800 phys_seg 0 prio class 2 Disabling TRIM makes the error go away, so lets add a quirk for this eMMC to disable TRIM. Signed-off-by: Robert Marko Cc: stable@vger.kernel.org Link: https://lore.kernel.org/r/20230530213259.1776512-1-robimarko@gmail.com Signed-off-by: Ulf Hansson Signed-off-by: Greg Kroah-Hartman --- drivers/mmc/core/quirks.h | 7 +++++++ 1 file changed, 7 insertions(+) --- a/drivers/mmc/core/quirks.h +++ b/drivers/mmc/core/quirks.h @@ -117,6 +117,13 @@ static const struct mmc_fixup __maybe_un MMC_QUIRK_TRIM_BROKEN), /* + * Micron MTFC4GACAJCN-1M advertises TRIM but it does not seems to + * support being used to offload WRITE_ZEROES. + */ + MMC_FIXUP("Q2J54A", CID_MANFID_MICRON, 0x014e, add_quirk_mmc, + MMC_QUIRK_TRIM_BROKEN), + + /* * Some SD cards reports discard support while they don't */ MMC_FIXUP(CID_NAME_ANY, CID_MANFID_SANDISK_SD, 0x5344, add_quirk_sd,