25  * zeroed array of struct tracing_map_entry (stored in the map field
28  * variable and a pointer named 'val'.  This array of struct
32  * this indirectly via an array of tracing_map_sort_entry - see the
39  * It then uses this key, truncated to the array size, as an index
40  * into the array of tracing_map_entries.  If the value of the 'key'
63  * tracing_map_entries in the tracing_map_entry array which can be
66  * with the tracing_map_entry array in the tracing_map.  Because of
68  * tracing_map_entry array is always twice the maximum number of
74  * both the tracing_map_entry array and a pool of max_elts
78  * The tracing_map_entry array is allocated as a single block by
82  * generally be allocated together as a single large array without
94  * array holding the pointers which make up the pre-allocated pool of
115  * large array of struct tracing_map_sort_entry.
173 #define TRACING_MAP_ARRAY_ELT(array, idx)				\  argument
174 	(array->pages[idx >> array->entry_shift] +			\
175 	 ((idx & array->entry_mask) << array->entry_size_shift))
177 #define TRACING_MAP_ENTRY(array, idx)					\  argument
178 	((struct tracing_map_entry *)TRACING_MAP_ARRAY_ELT(array, idx))
180 #define TRACING_MAP_ELT(array, idx)					\  argument
181 	((struct tracing_map_elt **)TRACING_MAP_ARRAY_ELT(array, idx))