fs/btrfs/scrub.c

110  * Each subbitmap starts at scrub_bitmap_nr_##name * nr_sectors bit.
152 	u16 nr_sectors;
235 	ASSERT(block_nr < stripe->nr_sectors,				\
236 		"nr_sectors=%u block_nr=%u", stripe->nr_sectors, block_nr); \
237 	__start_bit = scrub_bitmap_nr_##name * stripe->nr_sectors + block_nr; \
286 	const unsigned int nr_blocks = stripe->nr_sectors;		\
293 			   stripe->nr_sectors);				\
299 	return bitmap_empty(&bitmap, stripe->nr_sectors);		\
305 	return bitmap_weight(&bitmap, stripe->nr_sectors);		\
362 	stripe->nr_sectors = BTRFS_STRIPE_LEN >> fs_info->sectorsize_bits;
374 	stripe->sectors = kcalloc(stripe->nr_sectors,
795 	ASSERT(sector_nr >= 0 && sector_nr < stripe->nr_sectors);
815 		if (unlikely(sector_nr + sectors_per_tree > stripe->nr_sectors)) {
853 	for_each_set_bit(sector_nr, &bitmap, stripe->nr_sectors) {
864 	for (i = 0; i < stripe->nr_sectors; i++) {
868 	ASSERT(i < stripe->nr_sectors);
887 	ASSERT(sector_nr < stripe->nr_sectors);
942 	for_each_set_bit(i, &old_error_bitmap, stripe->nr_sectors) {
955 			bbio = btrfs_bio_alloc(stripe->nr_sectors, REQ_OP_READ,
998 	if (!bitmap_empty(&errors->init_error_bitmap, stripe->nr_sectors)) {
1021 	for_each_set_bit(sector_nr, &extent_bitmap, stripe->nr_sectors) {
1111 		bitmap_weight(&error_bitmap, stripe->nr_sectors);
1156 	if (bitmap_empty(&errors.init_error_bitmap, stripe->nr_sectors))
1208 		      stripe->nr_sectors);
1209 	if (!sctx->readonly && !bitmap_empty(&repaired, stripe->nr_sectors)) {
1232 	ASSERT(sector_nr < stripe->nr_sectors);
1329 	for_each_set_bit(sector_nr, &write_bitmap, stripe->nr_sectors) {
1339 			bbio = btrfs_bio_alloc(stripe->nr_sectors, REQ_OP_WRITE,
1628 	ASSERT(stripe->nr_sectors);
1629 	bitmap_zero(stripe->bitmaps, scrub_bitmap_nr_last * stripe->nr_sectors);
1664 				   stripe->nr_sectors);
1745 		for_each_set_bit(sector_nr, &csum_bitmap, stripe->nr_sectors) {
1763 	for (int i = 0; i < stripe->nr_sectors; i++) {
1781 	unsigned int nr_sectors = stripe_length(stripe) >> fs_info->sectorsize_bits;
1789 	for_each_set_bit(i, &has_extent, stripe->nr_sectors) {
1791 		if (i >= nr_sectors)
1812 			stripe_len = (nr_sectors - i) << fs_info->sectorsize_bits;
1836 			bbio = btrfs_bio_alloc(stripe->nr_sectors, REQ_OP_READ,
1862 	unsigned int nr_sectors = stripe_length(stripe) >> fs_info->sectorsize_bits;
1879 	for (unsigned int cur = 0; cur < nr_sectors; cur++)
1904 	for_each_set_bit(i, &error, stripe->nr_sectors) {
1989 			bitmap_andnot(&good, &has_extent, &error, stripe->nr_sectors);
2166 		bitmap_and(&error, &error, &has_extent, stripe->nr_sectors);
2167 		if (!bitmap_empty(&error, stripe->nr_sectors)) {
2170 				  full_stripe_start, i, stripe->nr_sectors,
2176 			  stripe->nr_sectors);