From mboxrd@z Thu Jan 1 00:00:00 1970 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 9B0F65B5A0; Tue, 23 Jan 2024 01:45:26 +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=1705974326; cv=none; b=KXr8juc+unIzk9ZcX6NsNsQBZ08ete7aZOlclx7mGH87l/0xnazzz2NZ6n7c7Oi8kgeFzWGIGJdA7PxZrl3Fe9cIJnVFuuGuZ1WGHIxPoFqMNBejlKB/fMm8D7mFROmaHNG7WBKSCDeGMp4OO5c5g90SuWbGELDz0tEG9Z7itcU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705974326; c=relaxed/simple; bh=UBVvXy2f+1VXeGW2aQxX/cYGH6BQUPxiMXW4+TlOwpE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=JUS5rSM396uRC+s+KUE37DCCkpVJWjKi34PHLqo6aI/etSwEOP0AaFLtbUoTh/ipHnM0f0yuErFxr12fb2IjiZbzItuQu/bDjIMycL0dfY1Fm7ToIJCHViX00UAYQBZlUWaLzAIWfdZBKI8Jbj39YrhXn+Kjqh+XsWjWRAK5uNM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=J/a68IOJ; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="J/a68IOJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 35FE4C433C7; Tue, 23 Jan 2024 01:45:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1705974326; bh=UBVvXy2f+1VXeGW2aQxX/cYGH6BQUPxiMXW4+TlOwpE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=J/a68IOJU5Rt2OdexwrKFJSaQzPVTZaweu9E0K3J7xe5DGxjqzm1TDhXcgzHIGxsy nXoXm8mPfe+pr1qBcerbUKpPsHyaybZLIDT1DG/0to9xb6EB94RENOC76gN2KUSpNg tt/6I64fwz+Dz0guFqtdX7doKJxoyRH89e3KsOWk= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Miquel Raynal , Andy Shevchenko , Ronald Monthero , Sasha Levin Subject: [PATCH 6.6 023/583] mtd: rawnand: Increment IFC_TIMEOUT_MSECS for nand controller response Date: Mon, 22 Jan 2024 15:51:14 -0800 Message-ID: <20240122235812.911728685@linuxfoundation.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240122235812.238724226@linuxfoundation.org> References: <20240122235812.238724226@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Ronald Monthero [ Upstream commit 923fb6238cb3ac529aa2bf13b3b1e53762186a8b ] 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 [<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) Fixes: 82771882d960 ("NAND Machine support for Integrated Flash Controller") Reviewed-by: Miquel Raynal Reviewed-by: Andy Shevchenko Signed-off-by: Ronald Monthero Signed-off-by: Miquel Raynal Link: https://lore.kernel.org/linux-mtd/20231118083156.776887-1-debug.penguin32@gmail.com Signed-off-by: Sasha Levin --- 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..f0e2318ce088 100644 --- a/drivers/mtd/nand/raw/fsl_ifc_nand.c +++ b/drivers/mtd/nand/raw/fsl_ifc_nand.c @@ -21,7 +21,7 @@ #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 timeout to wait for IFC NAND Machine */ struct fsl_ifc_ctrl; -- 2.43.0