This is a note to let you know that I've just added the patch titled net/mlx5: unique names for per device caches to the 6.6-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: net-mlx5-unique-names-for-per-device-caches.patch and it can be found in the queue-6.6 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 721f3e5169b81d063d4ad9b7da713fd6c327e9e1 Author: Sebastian Ott <sebott@xxxxxxxxxx> Date: Wed Oct 23 15:41:46 2024 +0200 net/mlx5: unique names for per device caches [ Upstream commit 25872a079bbbe952eb660249cc9f40fa75623e68 ] Add the device name to the per device kmem_cache names to ensure their uniqueness. This fixes warnings like this: "kmem_cache of name 'mlx5_fs_fgs' already exists". Signed-off-by: Sebastian Ott <sebott@xxxxxxxxxx> Reviewed-by: Breno Leitao <leitao@xxxxxxxxxx> Reviewed-by: Tariq Toukan <tariqt@xxxxxxxxxx> Link: https://patch.msgid.link/20241023134146.28448-1-sebott@xxxxxxxxxx Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index 991250f44c2e..474e63d02ba4 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -3478,6 +3478,7 @@ void mlx5_fs_core_free(struct mlx5_core_dev *dev) int mlx5_fs_core_alloc(struct mlx5_core_dev *dev) { struct mlx5_flow_steering *steering; + char name[80]; int err = 0; err = mlx5_init_fc_stats(dev); @@ -3502,10 +3503,12 @@ int mlx5_fs_core_alloc(struct mlx5_core_dev *dev) else steering->mode = MLX5_FLOW_STEERING_MODE_DMFS; - steering->fgs_cache = kmem_cache_create("mlx5_fs_fgs", + snprintf(name, sizeof(name), "%s-mlx5_fs_fgs", dev_name(dev->device)); + steering->fgs_cache = kmem_cache_create(name, sizeof(struct mlx5_flow_group), 0, 0, NULL); - steering->ftes_cache = kmem_cache_create("mlx5_fs_ftes", sizeof(struct fs_fte), 0, + snprintf(name, sizeof(name), "%s-mlx5_fs_ftes", dev_name(dev->device)); + steering->ftes_cache = kmem_cache_create(name, sizeof(struct fs_fte), 0, 0, NULL); if (!steering->ftes_cache || !steering->fgs_cache) { err = -ENOMEM;