free(axmap->levels[i].map);
free(axmap->levels);
+ free(axmap);
return NULL;
}
-static int axmap_handler(struct axmap *axmap, uint64_t bit_nr,
- int (*func)(struct axmap_level *, unsigned long, unsigned int,
+static bool axmap_handler(struct axmap *axmap, uint64_t bit_nr,
+ bool (*func)(struct axmap_level *, unsigned long, unsigned int,
void *), void *data)
{
struct axmap_level *al;
al = &axmap->levels[i];
if (func(al, offset, bit, data))
- return 1;
+ return true;
}
- return 0;
+ return false;
}
-static int axmap_handler_topdown(struct axmap *axmap, uint64_t bit_nr,
- int (*func)(struct axmap_level *, unsigned long, unsigned int, void *),
+static bool axmap_handler_topdown(struct axmap *axmap, uint64_t bit_nr,
+ bool (*func)(struct axmap_level *, unsigned long, unsigned int, void *),
void *data)
{
struct axmap_level *al;
al = &axmap->levels[i];
if (func(al, offset, bit, data))
- return 1;
+ return true;
}
- return 0;
+ return false;
}
-static int axmap_clear_fn(struct axmap_level *al, unsigned long offset,
+static bool axmap_clear_fn(struct axmap_level *al, unsigned long offset,
unsigned int bit, void *unused)
{
if (!(al->map[offset] & (1UL << bit)))
- return 1;
+ return true;
al->map[offset] &= ~(1UL << bit);
- return 0;
+ return false;
}
void axmap_clear(struct axmap *axmap, uint64_t bit_nr)
#endif
};
-static int axmap_set_fn(struct axmap_level *al, unsigned long offset,
+static bool axmap_set_fn(struct axmap_level *al, unsigned long offset,
unsigned int bit, void *__data)
{
struct axmap_set_data *data = __data;
*/
overlap = al->map[offset] & mask;
if (overlap == mask)
- return 1;
+ return true;
while (overlap) {
unsigned long clear_mask = ~(1UL << ffz(~overlap));
__axmap_set(axmap, bit_nr, &data);
}
-unsigned int axmap_set_nr(struct axmap *axmap, uint64_t bit_nr, unsigned int nr_bits)
+unsigned int axmap_set_nr(struct axmap *axmap, uint64_t bit_nr,
+ unsigned int nr_bits)
{
unsigned int set_bits = 0;
return set_bits;
}
-static int axmap_isset_fn(struct axmap_level *al, unsigned long offset,
- unsigned int bit, void *unused)
+static bool axmap_isset_fn(struct axmap_level *al, unsigned long offset,
+ unsigned int bit, void *unused)
{
return (al->map[offset] & (1UL << bit)) != 0;
}
-int axmap_isset(struct axmap *axmap, uint64_t bit_nr)
+bool axmap_isset(struct axmap *axmap, uint64_t bit_nr)
{
if (bit_nr <= axmap->nr_bits)
return axmap_handler_topdown(axmap, bit_nr, axmap_isset_fn, NULL);
- return 0;
+ return false;
}
static uint64_t axmap_find_first_free(struct axmap *axmap, unsigned int level,
uint64_t bit;
};
-static int axmap_next_free_fn(struct axmap_level *al, unsigned long offset,
+static bool axmap_next_free_fn(struct axmap_level *al, unsigned long offset,
unsigned int bit, void *__data)
{
struct axmap_next_free_data *data = __data;
uint64_t mask = ~bit_masks[(data->bit + 1) & BLOCKS_PER_UNIT_MASK];
if (!(mask & ~al->map[offset]))
- return 0;
+ return false;
if (al->map[offset] != -1UL) {
data->level = al->level;
data->offset = offset;
- return 1;
+ return true;
}
data->bit = (data->bit + BLOCKS_PER_UNIT - 1) / BLOCKS_PER_UNIT;
- return 0;
+ return false;
}
/*