51 	struct mlx5_db_page *page;  in __add_page()  local
60 	page = malloc(sizeof *page + nlong * sizeof(long));  in __add_page()
61 	if (!page)  in __add_page()
64 	if (mlx5_alloc_buf(&page->buf, ps, ps)) {  in __add_page()
65 		free(page);  in __add_page()
69 	page->num_db  = pp;  in __add_page()
70 	page->use_cnt = 0;  in __add_page()
72 		page->free[i] = ~0;  in __add_page()
74 	page->prev = NULL;  in __add_page()
75 	page->next = context->db_list;  in __add_page()
76 	context->db_list = page;  in __add_page()
77 	if (page->next)  in __add_page()
78 		page->next->prev = page;  in __add_page()
80 	return page;  in __add_page()
85 	struct mlx5_db_page *page;  in mlx5_alloc_dbrec()  local
91 	for (page = context->db_list; page; page = page->next)  in mlx5_alloc_dbrec()
92 		if (page->use_cnt < page->num_db)  in mlx5_alloc_dbrec()
95 	page = __add_page(context);  in mlx5_alloc_dbrec()
96 	if (!page)  in mlx5_alloc_dbrec()
100 	++page->use_cnt;  in mlx5_alloc_dbrec()
102 	for (i = 0; !page->free[i]; ++i)  in mlx5_alloc_dbrec()
105 	j = ffsl(page->free[i]);  in mlx5_alloc_dbrec()
107 	page->free[i] &= ~(1UL << j);  in mlx5_alloc_dbrec()
108 	db = page->buf.buf + (i * 8 * sizeof(long) + j) * context->cache_line_size;  in mlx5_alloc_dbrec()
118 	struct mlx5_db_page *page;  in mlx5_free_db()  local
124 	for (page = context->db_list; page; page = page->next)  in mlx5_free_db()
125 		if (((uintptr_t) db & ~(ps - 1)) == (uintptr_t) page->buf.buf)  in mlx5_free_db()
128 	if (!page)  in mlx5_free_db()
131 	i = ((void *) db - page->buf.buf) / context->cache_line_size;  in mlx5_free_db()
132 	page->free[i / (8 * sizeof(long))] |= 1UL << (i % (8 * sizeof(long)));  in mlx5_free_db()
134 	if (!--page->use_cnt) {  in mlx5_free_db()
135 		if (page->prev)  in mlx5_free_db()
136 			page->prev->next = page->next;  in mlx5_free_db()
138 			context->db_list = page->next;  in mlx5_free_db()
139 		if (page->next)  in mlx5_free_db()
140 			page->next->prev = page->prev;  in mlx5_free_db()
142 		mlx5_free_buf(&page->buf);  in mlx5_free_db()
143 		free(page);  in mlx5_free_db()