if (size > max_chunk_size)
return 0;
- i = 0;
-
size = max(size, 1 << ALLOC_MIN_SHIFT);
- s = roundup_pow_of_two(size);
-
- j = i;
+ i = fls(size - 1);
+ s = 1 << i;
+ j = i -= ALLOC_MIN_SHIFT;
spin_lock_irqsave(&poolp->lock, flags);
while (!h[j].next) {
if (size > max_chunk_size)
return;
- i = 0;
-
size = max(size, 1 << ALLOC_MIN_SHIFT);
- s = roundup_pow_of_two(size);
+ i = fls(size - 1);
+ s = 1 << i;
+ i -= ALLOC_MIN_SHIFT;
a = ptr;