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Miller" , Jakub Kicinski , Paolo Abeni , Eric Dumazet , "Andrew Lunn" CC: Shahar Shitrit , Gal Pressman , Saeed Mahameed , Leon Romanovsky , "Tariq Toukan" , , , Subject: [PATCH net-next 1/4] net/mlx5: Apply rate-limiting to high temperature warning Date: Thu, 13 Feb 2025 11:46:38 +0200 Message-ID: <20250213094641.226501-2-tariqt@nvidia.com> X-Mailer: git-send-email 2.45.0 In-Reply-To: <20250213094641.226501-1-tariqt@nvidia.com> References: <20250213094641.226501-1-tariqt@nvidia.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-NV-OnPremToCloud: AnonymousSubmission X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL02EPF0001A0FB:EE_|CY5PR12MB6299:EE_ X-MS-Office365-Filtering-Correlation-Id: c9e8e756-3ef8-4c70-6632-08dd4c13738d X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|82310400026|36860700013|1800799024; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.118.233;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge2.nvidia.com;CAT:NONE;SFS:(13230040)(376014)(82310400026)(36860700013)(1800799024);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Feb 2025 09:47:38.1027 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: c9e8e756-3ef8-4c70-6632-08dd4c13738d X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.233];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF0001A0FB.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY5PR12MB6299 X-Patchwork-Delegate: kuba@kernel.org From: Shahar Shitrit 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 --- 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 d91ea53eb394..e8beb6289d01 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/events.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/events.c @@ -165,9 +165,10 @@ static int temp_warn(struct notifier_block *nb, unsigned long type, void *data) value_lsb = be64_to_cpu(eqe->data.temp_warning.sensor_warning_lsb); 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; } From patchwork Thu Feb 13 09:46:39 2025 Content-Type: text/plain; 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Miller" , Jakub Kicinski , Paolo Abeni , Eric Dumazet , "Andrew Lunn" CC: Shahar Shitrit , Gal Pressman , Saeed Mahameed , Leon Romanovsky , "Tariq Toukan" , , , Subject: [PATCH net-next 2/4] net/mlx5: Prefix temperature event bitmap with '0x' for clarity Date: Thu, 13 Feb 2025 11:46:39 +0200 Message-ID: <20250213094641.226501-3-tariqt@nvidia.com> X-Mailer: git-send-email 2.45.0 In-Reply-To: <20250213094641.226501-1-tariqt@nvidia.com> References: <20250213094641.226501-1-tariqt@nvidia.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-NV-OnPremToCloud: AnonymousSubmission X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL02EPF0001A0FA:EE_|PH8PR12MB6674:EE_ X-MS-Office365-Filtering-Correlation-Id: 86ccf449-944c-470e-8d7f-08dd4c137538 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|36860700013|82310400026|1800799024; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.118.233;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge2.nvidia.com;CAT:NONE;SFS:(13230040)(376014)(36860700013)(82310400026)(1800799024);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Feb 2025 09:47:40.9177 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 86ccf449-944c-470e-8d7f-08dd4c137538 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.233];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF0001A0FA.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH8PR12MB6674 X-Patchwork-Delegate: kuba@kernel.org From: Shahar Shitrit Prepend '0x' to the sensor bitmap in the warning message to clearly indicate that the bitmap is in hexadecimal format. Signed-off-by: Shahar Shitrit Signed-off-by: Tariq Toukan Reviewed-by: Mateusz Polchlopek --- drivers/net/ethernet/mellanox/mlx5/core/events.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/events.c b/drivers/net/ethernet/mellanox/mlx5/core/events.c index e8beb6289d01..a661aa522a9a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/events.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/events.c @@ -167,7 +167,7 @@ static int temp_warn(struct notifier_block *nb, unsigned long type, void *data) if (net_ratelimit()) mlx5_core_warn(events->dev, - "High temperature on sensors with bit set %llx %llx", + "High temperature on sensors with bit set %#llx %#llx", value_msb, value_lsb); return NOTIFY_OK; From patchwork Thu Feb 13 09:46:40 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tariq Toukan X-Patchwork-Id: 13973016 X-Patchwork-Delegate: kuba@kernel.org Received: from NAM12-DM6-obe.outbound.protection.outlook.com (mail-dm6nam12on2053.outbound.protection.outlook.com [40.107.243.53]) (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 265732139A1; 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Miller" , Jakub Kicinski , Paolo Abeni , Eric Dumazet , "Andrew Lunn" CC: Shahar Shitrit , Gal Pressman , Saeed Mahameed , Leon Romanovsky , "Tariq Toukan" , , , Subject: [PATCH net-next 3/4] net/mlx5: Modify LSB bitmask in temperature event to include only the first bit Date: Thu, 13 Feb 2025 11:46:40 +0200 Message-ID: <20250213094641.226501-4-tariqt@nvidia.com> X-Mailer: git-send-email 2.45.0 In-Reply-To: <20250213094641.226501-1-tariqt@nvidia.com> References: <20250213094641.226501-1-tariqt@nvidia.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-NV-OnPremToCloud: AnonymousSubmission X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ1PEPF000023CF:EE_|DS7PR12MB6119:EE_ X-MS-Office365-Filtering-Correlation-Id: 3ce576ed-9d36-4a8d-d7e6-08dd4c1377ce X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|82310400026|36860700013|1800799024; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.118.232;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge1.nvidia.com;CAT:NONE;SFS:(13230040)(376014)(82310400026)(36860700013)(1800799024);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Feb 2025 09:47:45.3831 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 3ce576ed-9d36-4a8d-d7e6-08dd4c1377ce X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.232];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SJ1PEPF000023CF.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR12MB6119 X-Patchwork-Delegate: kuba@kernel.org From: Shahar Shitrit In the sensor_count field of the MTEWE register, bits 1-62 are supported only for unmanaged switches, not for NICs, and bit 63 is reserved for internal use. To prevent confusing output that may include set bits that are not relevant to NIC sensors, we update the bitmask to retain only the first bit, which corresponds to the sensor ASIC. Signed-off-by: Shahar Shitrit Signed-off-by: Tariq Toukan Reviewed-by: Mateusz Polchlopek --- drivers/net/ethernet/mellanox/mlx5/core/events.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/events.c b/drivers/net/ethernet/mellanox/mlx5/core/events.c index a661aa522a9a..e85a9042e3c2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/events.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/events.c @@ -163,6 +163,10 @@ static int temp_warn(struct notifier_block *nb, unsigned long type, void *data) u64 value_msb; value_lsb = be64_to_cpu(eqe->data.temp_warning.sensor_warning_lsb); + /* bit 1-63 are not supported for NICs, + * hence read only bit 0 (asic) from lsb. + */ + value_lsb &= 0x1; value_msb = be64_to_cpu(eqe->data.temp_warning.sensor_warning_msb); if (net_ratelimit()) From patchwork Thu Feb 13 09:46:41 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tariq Toukan X-Patchwork-Id: 13973017 X-Patchwork-Delegate: kuba@kernel.org Received: from NAM10-DM6-obe.outbound.protection.outlook.com (mail-dm6nam10on2086.outbound.protection.outlook.com [40.107.93.86]) (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 72F202139D4; 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Miller" , Jakub Kicinski , Paolo Abeni , Eric Dumazet , "Andrew Lunn" CC: Shahar Shitrit , Gal Pressman , Saeed Mahameed , Leon Romanovsky , "Tariq Toukan" , , , , Carolina Jubran Subject: [PATCH net-next 4/4] net/mlx5: Add sensor name to temperature event message Date: Thu, 13 Feb 2025 11:46:41 +0200 Message-ID: <20250213094641.226501-5-tariqt@nvidia.com> X-Mailer: git-send-email 2.45.0 In-Reply-To: <20250213094641.226501-1-tariqt@nvidia.com> References: <20250213094641.226501-1-tariqt@nvidia.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-NV-OnPremToCloud: AnonymousSubmission X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL02EPF0001A0FC:EE_|IA1PR12MB7544:EE_ X-MS-Office365-Filtering-Correlation-Id: 56fc5d6a-0184-424a-8ecb-08dd4c1379bb X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|376014|82310400026|1800799024; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.118.233;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge2.nvidia.com;CAT:NONE;SFS:(13230040)(36860700013)(376014)(82310400026)(1800799024);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Feb 2025 09:47:48.5027 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 56fc5d6a-0184-424a-8ecb-08dd4c1379bb X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.233];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF0001A0FC.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB7544 X-Patchwork-Delegate: kuba@kernel.org From: Shahar Shitrit Previously, a temperature event message included a bitmap indicating which sensors detect high temperatures. To enhance clarity, we modify the message format to explicitly list the names of the overheating sensors, alongside the sensors bitmap. If HWMON is not configured, the event message remains unchanged. Signed-off-by: Shahar Shitrit Reviewed-by: Carolina Jubran Signed-off-by: Tariq Toukan Reviewed-by: Simon Horman --- .../net/ethernet/mellanox/mlx5/core/events.c | 31 +++++++++++++++++-- .../net/ethernet/mellanox/mlx5/core/hwmon.c | 5 +++ .../net/ethernet/mellanox/mlx5/core/hwmon.h | 1 + 3 files changed, 34 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/events.c b/drivers/net/ethernet/mellanox/mlx5/core/events.c index e85a9042e3c2..01c5f5990f9a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/events.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/events.c @@ -6,6 +6,7 @@ #include "mlx5_core.h" #include "lib/eq.h" #include "lib/events.h" +#include "hwmon.h" struct mlx5_event_nb { struct mlx5_nb nb; @@ -153,11 +154,28 @@ static int any_notifier(struct notifier_block *nb, return NOTIFY_OK; } +#if IS_ENABLED(CONFIG_HWMON) +static void print_sensor_names_in_bit_set(struct mlx5_core_dev *dev, struct mlx5_hwmon *hwmon, + u64 bit_set, int bit_set_offset) +{ + unsigned long *bit_set_ptr = (unsigned long *)&bit_set; + int num_bits = sizeof(bit_set) * BITS_PER_BYTE; + int i; + + for_each_set_bit(i, bit_set_ptr, num_bits) { + const char *sensor_name = hwmon_get_sensor_name(hwmon, i + bit_set_offset); + + mlx5_core_warn(dev, "Sensor name[%d]: %s\n", i + bit_set_offset, sensor_name); + } +} +#endif /* CONFIG_HWMON */ + /* type == MLX5_EVENT_TYPE_TEMP_WARN_EVENT */ static int temp_warn(struct notifier_block *nb, unsigned long type, void *data) { struct mlx5_event_nb *event_nb = mlx5_nb_cof(nb, struct mlx5_event_nb, nb); struct mlx5_events *events = event_nb->ctx; + struct mlx5_core_dev *dev = events->dev; struct mlx5_eqe *eqe = data; u64 value_lsb; u64 value_msb; @@ -169,10 +187,17 @@ 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); - if (net_ratelimit()) - mlx5_core_warn(events->dev, - "High temperature on sensors with bit set %#llx %#llx", + if (net_ratelimit()) { + mlx5_core_warn(dev, "High temperature on sensors with bit set %#llx %#llx.\n", value_msb, value_lsb); +#if IS_ENABLED(CONFIG_HWMON) + if (dev->hwmon) { + print_sensor_names_in_bit_set(dev, dev->hwmon, value_lsb, 0); + print_sensor_names_in_bit_set(dev, dev->hwmon, value_msb, + sizeof(value_lsb) * BITS_PER_BYTE); + } +#endif + } return NOTIFY_OK; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/hwmon.c b/drivers/net/ethernet/mellanox/mlx5/core/hwmon.c index 353f81dccd1c..4ba2636d7fb6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/hwmon.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/hwmon.c @@ -416,3 +416,8 @@ void mlx5_hwmon_dev_unregister(struct mlx5_core_dev *mdev) mlx5_hwmon_free(hwmon); mdev->hwmon = NULL; } + +const char *hwmon_get_sensor_name(struct mlx5_hwmon *hwmon, int channel) +{ + return hwmon->temp_channel_desc[channel].sensor_name; +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/hwmon.h b/drivers/net/ethernet/mellanox/mlx5/core/hwmon.h index 999654a9b9da..f38271c22c10 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/hwmon.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/hwmon.h @@ -10,6 +10,7 @@ int mlx5_hwmon_dev_register(struct mlx5_core_dev *mdev); void mlx5_hwmon_dev_unregister(struct mlx5_core_dev *mdev); +const char *hwmon_get_sensor_name(struct mlx5_hwmon *hwmon, int channel); #else static inline int mlx5_hwmon_dev_register(struct mlx5_core_dev *mdev)