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 2E6C63BE7A6; Mon, 5 May 2025 23:23:32 +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=1746487413; cv=none; b=dqevjk7GkvbhjK3r2VhVJdkf8qb6auznKPR322qe9wKV8PuqFXVpZFcqn0m7ir+/vC5saH+oXxs6Cyr01pIulL9cJ8+pcxgKROcbJAAxBqRtcREfZrOaSLW8TscQ85BwNofMmvtJduJqhn1lvBGwV6A+ctavpOiBn2r8bucSyQI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746487413; c=relaxed/simple; bh=i3x/K4kilTFOffX74faqUg69tWw7y/FP7qCjJgWEeps=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=t+5ced4LuBbNK9cgy4kevNsCts1Qz4a/4pd6paGDxf0WpP6McBHM8nDoMAy4+FUa/a2gFjKeX1N9ogOixIM2+vQ2VYtTTT5H8WgC9jVv7FbSwf+3Pv1r2hmPO7wBkwvK9E9bANf9EN6V/DNuFvQQSpbbYEDyt5owtMnKLnzC0rE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LQ4RKxOZ; 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="LQ4RKxOZ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8E1C5C4CEF1; Mon, 5 May 2025 23:23:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746487412; bh=i3x/K4kilTFOffX74faqUg69tWw7y/FP7qCjJgWEeps=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LQ4RKxOZ1YGznRCs7Fn+gngDpz6iIHnUM/uBD5FaF7K19bJLEWrGMCAASEW/kgA8P u9vc7r2ubQjqhYD3FCO/oL9HiLT6t3i7i1vP7+SkJsFvBzDdGXTERuHgQqINHPqKZr b4nNBgNLLH986tNIsLDx/XZ2wOT/XXNZKH1Mv9qCYUQVqxfyfTo8DLYvD4qRbgeoX7 +WG1L4GOIgp87OxFfb+HJkx/39gc5beeXzyFWkrdqqy1fcexmNrHwu1aPPyPrg/WyF gO6/W51dQ8iySNIdYDi+Gjq0D8FuUx+++kDTKa6P+BZgWsiUMQJ3hvtoZgdZloqB9s Psb+QS7Vly+nQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Shahar Shitrit , Tariq Toukan , Mateusz Polchlopek , Jakub Kicinski , Sasha Levin , saeedm@nvidia.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, pabeni@redhat.com, netdev@vger.kernel.org, linux-rdma@vger.kernel.org Subject: [PATCH AUTOSEL 5.4 56/79] net/mlx5: Apply rate-limiting to high temperature warning Date: Mon, 5 May 2025 19:21:28 -0400 Message-Id: <20250505232151.2698893-56-sashal@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250505232151.2698893-1-sashal@kernel.org> References: <20250505232151.2698893-1-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 5.4.293 Content-Transfer-Encoding: 8bit From: Shahar Shitrit [ Upstream commit 9dd3d5d258aceb37bdf09c8b91fa448f58ea81f0 ] Wrap the high temperature warning in a temperature event with a call to net_ratelimit() to prevent flooding the kernel log with repeated warning messages when temperature exceeds the threshold multiple times within a short duration. Signed-off-by: Shahar Shitrit Signed-off-by: Tariq Toukan Reviewed-by: Mateusz Polchlopek Link: https://patch.msgid.link/20250213094641.226501-2-tariqt@nvidia.com Signed-off-by: Jakub Kicinski Signed-off-by: Sasha Levin --- drivers/net/ethernet/mellanox/mlx5/core/events.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/events.c b/drivers/net/ethernet/mellanox/mlx5/core/events.c index 9d7b0a4cc48a9..5e8db7a6185a4 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/events.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/events.c @@ -162,9 +162,10 @@ static int temp_warn(struct notifier_block *nb, unsigned long type, void *data) value_lsb &= 0x1; value_msb = be64_to_cpu(eqe->data.temp_warning.sensor_warning_msb); - mlx5_core_warn(events->dev, - "High temperature on sensors with bit set %llx %llx", - value_msb, value_lsb); + if (net_ratelimit()) + mlx5_core_warn(events->dev, + "High temperature on sensors with bit set %llx %llx", + value_msb, value_lsb); return NOTIFY_OK; } -- 2.39.5