From nobody Tue Dec 30 16:54:40 2025 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 11ECCC4167B for ; Mon, 13 Nov 2023 16:08:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231422AbjKMQI7 (ORCPT ); Mon, 13 Nov 2023 11:08:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33472 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231458AbjKMQI4 (ORCPT ); Mon, 13 Nov 2023 11:08:56 -0500 Received: from mail-pg1-x529.google.com (mail-pg1-x529.google.com [IPv6:2607:f8b0:4864:20::529]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 525D0171A; Mon, 13 Nov 2023 08:08:53 -0800 (PST) Received: by mail-pg1-x529.google.com with SMTP id 41be03b00d2f7-5bd5809f63aso2689371a12.3; Mon, 13 Nov 2023 08:08:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1699891732; x=1700496532; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=HPuU6NHbUp/SgydRBNeLDEaf5ofrHVDlSX75GYurXdQ=; b=k4nTc58IHG7SWOnVaPKW/nFT16HjOtd+Mr9ro2+FhEEoJmJTmqEBwMD2soB+TOQG36 qoHolMoMnT/3+PJIniFWA3F1/ZtNS68d6zNjYVrudV2k3kUIaaB1A+TdhOK/AS1/B/mk w8SbJJseWTCtlYGfYxyF5dJUB3qDl4ORbxvImgRIqcQrPW1aHJBKJyyDOkqqIsLlsNNm kczGJXxC1I9CV+0po4z4MBs/Ji4sfuc0bWW7hPGNQ73S2HwFVnjG9nsYTHsEIr/vy+1s AGxnMcmiAW239HkKO0dNOI+6y/Cktfj3qhXFKeoqU9jzGv/d+Qw6mJDE7sEmFUYBiPmJ jGsA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699891732; x=1700496532; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=HPuU6NHbUp/SgydRBNeLDEaf5ofrHVDlSX75GYurXdQ=; b=hcqk22cxAGCMdH/Mk00BEJUIm+jdnqHnKtBfVJiZoroHGr6Z7gtiCPTiUtnPMuknYw Ykcors0KuOrz/mb9tH0YfIE1DWChq9Wg1N9aPixqDLnwn3kxqBpWnAB10wGcIcjjfFEP 8crV1809NKCuoJXa1SRQTJyv1kA60+kceFTKoomn4JiA3pPdE0vTAtTI+5tNRdtMU8Xo +GrITLLsWIeERk8/MDn5AWK5Zp168YP8hPmng0y8RMQQPBSlQHTJDMNYqj8v7RtCyo7a CKPWCwJKSjp+Fa0bPvQvNC79hfl2uiR9yb0Bruhf5/J10eEx7dCJDyZ+Ud+z+SbEHoCw XJww== X-Gm-Message-State: AOJu0Yw5CT1F0bXI4SgZJpfwGLjLjXGEal0q/Z813bCp1IJwMweb+U1w BmuSczEAOpglOX/FkwhWFEA= X-Google-Smtp-Source: AGHT+IGBR1PQkuTCOAB2gjuro2F+BqtLV3jLOeCnkGMb78QpXMwT2zy1xxCdY45tREDYMdOC6/UwBQ== X-Received: by 2002:a17:90b:11c1:b0:280:14ac:a6dc with SMTP id gv1-20020a17090b11c100b0028014aca6dcmr4522639pjb.25.1699891731757; Mon, 13 Nov 2023 08:08:51 -0800 (PST) Received: from localhost.localdomain ([149.167.148.33]) by smtp.gmail.com with ESMTPSA id p17-20020a17090adf9100b00281032f9f9csm5778832pjv.35.2023.11.13.08.08.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 Nov 2023 08:08:51 -0800 (PST) From: Ronald Monthero Cc: richard@nod.at, vigneshr@ti.com, heiko@sntech.de, martin.blumenstingl@googlemail.com, paul@crapouillou.net, robh@kernel.org, u.kleine-koenig@pengutronix.de, debug.penguin32@gmail.com, AVKrasnov@sberdevices.ru, r.czerwinski@pengutronix.de, andriy.shevchenko@linux.intel.com, jaimeliao.tw@gmail.com, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Miquel Raynal , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Nicolas Ferre Subject: [PATCH v2] mtd: rawnand: Increment IFC_TIMEOUT_MSECS for nand controller response Date: Tue, 14 Nov 2023 02:07:49 +1000 Message-Id: <20231113160751.620810-1-debug.penguin32@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231113131634.614467-1-debug.penguin32@gmail.com> References: <20231113131634.614467-1-debug.penguin32@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Under heavy load it is likely that the controller is done with its own task but the thread unlocking the wait is not scheduled in time. Increasing IFC_TIMEOUT_MSECS allows the controller to respond within allowable timeslice of 1 sec fsl,ifc-nand 7e800000.nand: Controller is not responding main/smp_fsm.c:1884 ] (__schedule) from [<8064bb01>] (schedule+0x8d/0xc2) [<8064bb01>] (schedule) from [<8064dacd>] [<8064dacd>] (rt_mutex_slowlock_block.constprop.0) from [<8064db57>] [<8064db57>] (__rt_mutex_slowlock.constprop.0) from [<8064dbf7>] [<8064dbf7>] (rt_mutex_slowlock.constprop.0) from [<804b2047>] [<804b2047>] (nand_get_device) from [<804b5335>] (nand_write_oob+0x1b/0x4a) [<804b5335>] (nand_write_oob) from [<804a3585>] (mtd_write+0x41/0x5c) [<804a3585>] (mtd_write) from [<804c1d47>] (ubi_io_write+0x17f/0x22c) [<804c1d47>] (ubi_io_write) from [<804c047b>] (ubi_eba_write_leb+0x5b/0x1d0) Cc: stable@vger.kernel.org Signed-off-by: Ronald Monthero --- drivers/mtd/nand/raw/fsl_ifc_nand.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mtd/nand/raw/fsl_ifc_nand.c b/drivers/mtd/nand/raw/fsl= _ifc_nand.c index 20bb1e0cb5eb..42f8ea46b6a8 100644 --- a/drivers/mtd/nand/raw/fsl_ifc_nand.c +++ b/drivers/mtd/nand/raw/fsl_ifc_nand.c @@ -21,7 +21,7 @@ =20 #define ERR_BYTE 0xFF /* Value returned for read bytes when read failed */ -#define IFC_TIMEOUT_MSECS 500 /* Maximum number of mSecs to wait +#define IFC_TIMEOUT_MSECS 1000 /* Maximum number of mSecs to wait for IFC NAND Machine */ =20 struct fsl_ifc_ctrl; --=20 2.34.1