core/lib/mpfs.c

36 #include <linux/mlx5/mpfs.h>
39 #include "lib/mpfs.h"
100 	struct mlx5_mpfs *mpfs;
105 	mpfs = kzalloc(sizeof(*mpfs), GFP_KERNEL);
106 	if (!mpfs)
109 	mutex_init(&mpfs->lock);
110 	mpfs->size   = l2table_size;
111 	mpfs->bitmap = bitmap_zalloc(l2table_size, GFP_KERNEL);
112 	if (!mpfs->bitmap) {
113 		kfree(mpfs);
117 	dev->priv.mpfs = mpfs;
123 	struct mlx5_mpfs *mpfs = dev->priv.mpfs;
125 	if (!mpfs)
128 	WARN_ON(!hlist_empty(mpfs->hash));
129 	bitmap_free(mpfs->bitmap);
130 	kfree(mpfs);
135 	struct mlx5_mpfs *mpfs = dev->priv.mpfs;
140 	if (!mpfs)
143 	mutex_lock(&mpfs->lock);
145 	l2addr = l2addr_hash_find(mpfs->hash, mac, struct l2table_node);
151 	err = alloc_l2table_index(mpfs, &index);
155 	l2addr = l2addr_hash_add(mpfs->hash, mac, struct l2table_node, GFP_KERNEL);
174 	free_l2table_index(mpfs, index);
176 	mutex_unlock(&mpfs->lock);
183 	struct mlx5_mpfs *mpfs = dev->priv.mpfs;
188 	if (!mpfs)
191 	mutex_lock(&mpfs->lock);
193 	l2addr = l2addr_hash_find(mpfs->hash, mac, struct l2table_node);
205 	free_l2table_index(mpfs, index);
208 	mutex_unlock(&mpfs->lock);