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 5EBE01836D5; Sun, 23 Jun 2024 13:45:55 +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=1719150356; cv=none; b=jJolGnErsvCq//Ygpk1SFwgnhRIaaBIlW870t07Bf5KsuO9/iIpgWYuA/p0fR9gu0jOIIETjQxY3a73Muf/40E06R6uTRvR0uerN2Nh8ZT4JONeU5tc/+rJKiSrjl99NoLI6gFksBRTrDYnbcJaV1GcdOxW2hThxvcmfHEMWYMM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719150356; c=relaxed/simple; bh=Lvwlpo562o6c0PcIk5nCn4hbfXuM2Lbz9iOHYp/N42k=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=e6JzrrUWaFuyeSkP9WkPWhOdwEUITlC288E6pDKgVlosIAMSZLT/SIVoG9/npAAZroEonVdMbWMYXdPRIDs5pGOfhtKnYxExhOYFT9k/xYA/9dMXi80vLQKULLe+00X9nRLbsRTH4v0D/toWbzVGV1dVvY0ZqBPEkcnSSRdNMds= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=uikhtEkX; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="uikhtEkX" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2CC08C4AF09; Sun, 23 Jun 2024 13:45:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1719150355; bh=Lvwlpo562o6c0PcIk5nCn4hbfXuM2Lbz9iOHYp/N42k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uikhtEkXn2V1BqA5m9hHJNAW0VN31WiWm8HGNrPtR2glbWNFw9xVwvQ5ZmVXZpXkO OpovlFQPM/W6ajdfdlooSdSlcAMK/XVEZ4VVFlouq+JlHnTFrFQJQ4ZcgXZsoqB7jZ PqVrjtX+7IQ2K4go+nJzD2FwJWrjoLxizRFdmJe+nnS7sVDe2AudiTjJVC3OgCycrn bNcEGv1BLzautTWlKiXln2mTpMDnJRycVEJ6GNUHQNOn2Z/KGks1BWOFG3F5t+sqD9 HjEWNbri5Gyv2ehJ1s3IB6YNGYmtiRKOmZafeCoOr56epoGOKcZhCerH404fTxRFLD ZsXa9AkYIuuIg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Alexander Usyskin , Tomas Winkler , Greg Kroah-Hartman , Sasha Levin Subject: [PATCH AUTOSEL 4.19 2/2] mei: demote client disconnect warning on suspend to debug Date: Sun, 23 Jun 2024 09:45:52 -0400 Message-ID: <20240623134552.810231-2-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240623134552.810231-1-sashal@kernel.org> References: <20240623134552.810231-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 4.19.316 Content-Transfer-Encoding: 8bit From: Alexander Usyskin [ Upstream commit 1db5322b7e6b58e1b304ce69a50e9dca798ca95b ] Change level for the "not connected" client message in the write callback from error to debug. The MEI driver currently disconnects all clients upon system suspend. This behavior is by design and user-space applications with open connections before the suspend are expected to handle errors upon resume, by reopening their handles, reconnecting, and retrying their operations. However, the current driver implementation logs an error message every time a write operation is attempted on a disconnected client. Since this is a normal and expected flow after system resume logging this as an error can be misleading. Signed-off-by: Alexander Usyskin Signed-off-by: Tomas Winkler Link: https://lore.kernel.org/r/20240530091415.725247-1-tomas.winkler@intel.com Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/misc/mei/main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/misc/mei/main.c b/drivers/misc/mei/main.c index 87281b3695e60..e87c2b13c381e 100644 --- a/drivers/misc/mei/main.c +++ b/drivers/misc/mei/main.c @@ -271,7 +271,7 @@ static ssize_t mei_write(struct file *file, const char __user *ubuf, } if (!mei_cl_is_connected(cl)) { - cl_err(dev, cl, "is not connected"); + cl_dbg(dev, cl, "is not connected"); rets = -ENODEV; goto out; } -- 2.43.0