diff options
| -rw-r--r-- | mm/cma.c | 19 |
1 files changed, 4 insertions, 15 deletions
@@ -751,8 +751,7 @@ int __init cma_declare_contiguous_nid(phys_addr_t base, static void cma_debug_show_areas(struct cma *cma) { - unsigned long next_zero_bit, next_set_bit, nr_zero; - unsigned long start; + unsigned long start, end; unsigned long nr_part; unsigned long nbits; int r; @@ -763,22 +762,12 @@ static void cma_debug_show_areas(struct cma *cma) for (r = 0; r < cma->nranges; r++) { cmr = &cma->ranges[r]; - start = 0; nbits = cma_bitmap_maxno(cma, cmr); pr_info("range %d: ", r); - for (;;) { - next_zero_bit = find_next_zero_bit(cmr->bitmap, - nbits, start); - if (next_zero_bit >= nbits) - break; - next_set_bit = find_next_bit(cmr->bitmap, nbits, - next_zero_bit); - nr_zero = next_set_bit - next_zero_bit; - nr_part = nr_zero << cma->order_per_bit; - pr_cont("%s%lu@%lu", start ? "+" : "", nr_part, - next_zero_bit); - start = next_zero_bit + nr_zero; + for_each_clear_bitrange(start, end, cmr->bitmap, nbits) { + nr_part = (end - start) << cma->order_per_bit; + pr_cont("%s%lu@%lu", start ? "+" : "", nr_part, start); } pr_info("\n"); } |