iommu/io-pgtable-arm: Use for_each_set_bit to simplify code (f793b13e) · Commits · 戴 / test

drivers/iommu/io-pgtable-arm-v7s.c

+1 −4

Original line number	Diff line number	Diff line
		@@ -898,8 +898,7 @@ static int __init arm_v7s_do_selftests(void)

		/* Full unmap */
		iova = 0;
		i = find_first_bit(&cfg.pgsize_bitmap, BITS_PER_LONG);
		while (i != BITS_PER_LONG) {
		for_each_set_bit(i, &cfg.pgsize_bitmap, BITS_PER_LONG) {
		size = 1UL << i;

		if (ops->unmap(ops, iova, size) != size)
		@@ -916,8 +915,6 @@ static int __init arm_v7s_do_selftests(void)
		return __FAIL(ops);

		iova += SZ_16M;
		i++;
		i = find_next_bit(&cfg.pgsize_bitmap, BITS_PER_LONG, i);
		}

		free_io_pgtable_ops(ops);

+1 −4

Original line number	Diff line number	Diff line
		@@ -1120,8 +1120,7 @@ static int __init arm_lpae_run_tests(struct io_pgtable_cfg *cfg)

		/* Full unmap */
		iova = 0;
		j = find_first_bit(&cfg->pgsize_bitmap, BITS_PER_LONG);
		while (j != BITS_PER_LONG) {
		for_each_set_bit(j, &cfg->pgsize_bitmap, BITS_PER_LONG) {
		size = 1UL << j;

		if (ops->unmap(ops, iova, size) != size)
		@@ -1138,8 +1137,6 @@ static int __init arm_lpae_run_tests(struct io_pgtable_cfg *cfg)
		return __FAIL(ops, i);

		iova += SZ_1G;
		j++;
		j = find_next_bit(&cfg->pgsize_bitmap, BITS_PER_LONG, j);
		}

		free_io_pgtable_ops(ops);