net/mlx5: unique names for per device caches

commit 25872a079bbbe952eb660249cc9f40fa75623e68 upstream.

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@redhat.com>
Reviewed-by: Breno Leitao <leitao@debian.org>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Link: https://patch.msgid.link/20241023134146.28448-1-sebott@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Matt Fleming <mfleming@cloudflare.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
index 6e4f8aaf8d2f2145b2e1839485aef07f70eaea81..2eabfcc247c6ae755e9a0d2211f0dfc322e8b7ba 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
@@ -3698,6 +3698,7 @@ 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);
@@ -3722,10 +3723,12 @@ 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;