#define JA_LOG2_BITS_PER_BYTE 3U
#define JA_BITS_PER_BYTE (1U << JA_LOG2_BITS_PER_BYTE)
+#define JA_POOL_1D_MASK ((JA_BITS_PER_BYTE - 1) << JA_TYPE_BITS)
+#define JA_POOL_2D_MASK (JA_POOL_1D_MASK << JA_LOG2_BITS_PER_BYTE)
+
#define JA_MAX_DEPTH 9 /* Maximum depth, including leafs */
/*
}
static inline
-struct cds_ja_inode *ja_node_ptr(struct cds_ja_inode_flag *node)
+struct cds_ja_inode_flag *ja_node_flag_pool_1d(struct cds_ja_inode *node,
+ unsigned long type, unsigned long bitsel)
{
- return (struct cds_ja_inode *) (((unsigned long) node) & JA_PTR_MASK);
+ assert(type < (1UL << JA_TYPE_BITS));
+ assert(bitsel < JA_BITS_PER_BYTE);
+ return (struct cds_ja_inode_flag *) (((unsigned long) node) | (bitsel << JA_TYPE_BITS) | type);
}
static inline
-unsigned long ja_node_type(struct cds_ja_inode_flag *node)
+unsigned long ja_node_pool_1d_bitsel(struct cds_ja_inode_flag *node)
{
- unsigned long type;
+ return ((unsigned long) node & JA_POOL_1D_MASK) >> JA_TYPE_BITS;
+}
- if (ja_node_ptr(node) == NULL) {
- return NODE_INDEX_NULL;
- }
- type = (unsigned int) ((unsigned long) node & JA_TYPE_MASK);
- assert(type < (1UL << JA_TYPE_BITS));
- return type;
+static inline
+void ja_node_pool_2d_bitsel(struct cds_ja_inode_flag *node, unsigned long *bits)
+{
+ bits[0] = ((unsigned long) node & JA_POOL_2D_MASK) >> (JA_TYPE_BITS + JA_LOG2_BITS_PER_BYTE);
+ bits[1] = ((unsigned long) node & JA_POOL_1D_MASK) >> JA_TYPE_BITS;
}
+__attribute__((visibility("protected")))
+unsigned long ja_node_type(struct cds_ja_inode_flag *node);
+
+__attribute__((visibility("protected")))
+struct cds_ja_inode *ja_node_ptr(struct cds_ja_inode_flag *node);
+
__attribute__((visibility("protected")))
void rcuja_free_all_children(struct cds_ja_shadow_node *shadow_node,
struct cds_ja_inode_flag *node_flag,