diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/mr.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/mr.c | 27 |
1 files changed, 11 insertions, 16 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mr.c b/drivers/net/ethernet/mellanox/mlx5/core/mr.c index ea744d8466ea..9231b39d18b2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mr.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/mr.c @@ -38,15 +38,12 @@ void mlx5_init_mkey_table(struct mlx5_core_dev *dev) { - struct mlx5_mkey_table *table = &dev->priv.mkey_table; - - memset(table, 0, sizeof(*table)); - rwlock_init(&table->lock); - INIT_RADIX_TREE(&table->tree, GFP_ATOMIC); + xa_init_flags(&dev->priv.mkey_table, XA_FLAGS_LOCK_IRQ); } void mlx5_cleanup_mkey_table(struct mlx5_core_dev *dev) { + WARN_ON(!xa_empty(&dev->priv.mkey_table)); } int mlx5_core_create_mkey_cb(struct mlx5_core_dev *dev, @@ -56,8 +53,8 @@ int mlx5_core_create_mkey_cb(struct mlx5_core_dev *dev, mlx5_async_cbk_t callback, struct mlx5_async_work *context) { - struct mlx5_mkey_table *table = &dev->priv.mkey_table; u32 lout[MLX5_ST_SZ_DW(create_mkey_out)] = {0}; + struct xarray *mkeys = &dev->priv.mkey_table; u32 mkey_index; void *mkc; int err; @@ -88,12 +85,10 @@ int mlx5_core_create_mkey_cb(struct mlx5_core_dev *dev, mlx5_core_dbg(dev, "out 0x%x, key 0x%x, mkey 0x%x\n", mkey_index, key, mkey->key); - /* connect to mkey tree */ - write_lock_irq(&table->lock); - err = radix_tree_insert(&table->tree, mlx5_base_mkey(mkey->key), mkey); - write_unlock_irq(&table->lock); + err = xa_err(xa_store_irq(mkeys, mlx5_base_mkey(mkey->key), mkey, + GFP_KERNEL)); if (err) { - mlx5_core_warn(dev, "failed radix tree insert of mkey 0x%x, %d\n", + mlx5_core_warn(dev, "failed xarray insert of mkey 0x%x, %d\n", mlx5_base_mkey(mkey->key), err); mlx5_core_destroy_mkey(dev, mkey); } @@ -114,17 +109,17 @@ EXPORT_SYMBOL(mlx5_core_create_mkey); int mlx5_core_destroy_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mkey *mkey) { - struct mlx5_mkey_table *table = &dev->priv.mkey_table; u32 out[MLX5_ST_SZ_DW(destroy_mkey_out)] = {0}; u32 in[MLX5_ST_SZ_DW(destroy_mkey_in)] = {0}; + struct xarray *mkeys = &dev->priv.mkey_table; struct mlx5_core_mkey *deleted_mkey; unsigned long flags; - write_lock_irqsave(&table->lock, flags); - deleted_mkey = radix_tree_delete(&table->tree, mlx5_base_mkey(mkey->key)); - write_unlock_irqrestore(&table->lock, flags); + xa_lock_irqsave(mkeys, flags); + deleted_mkey = __xa_erase(mkeys, mlx5_base_mkey(mkey->key)); + xa_unlock_irqrestore(mkeys, flags); if (!deleted_mkey) { - mlx5_core_dbg(dev, "failed radix tree delete of mkey 0x%x\n", + mlx5_core_dbg(dev, "failed xarray delete of mkey 0x%x\n", mlx5_base_mkey(mkey->key)); return -ENOENT; } |