fs/btrfs/raid56.c

103 	btrfs_put_bioc(rbio->bioc);
111 	queue_work(rbio->bioc->fs_info->rmw_workers, &rbio->work);
193 			    rbio->bioc->fs_info->sectorsize);
204 	u64 num = rbio->bioc->full_stripe_logical;
220 	const u32 sectorsize = rbio->bioc->fs_info->sectorsize;
242 	const u32 sectorsize = rbio->bioc->fs_info->sectorsize;
258 	const u32 sectorsize = src->bioc->fs_info->sectorsize;
276 			      rbio->bioc->fs_info->sectorsize_bits;
359 	table = rbio->bioc->fs_info->stripe_hash_table;
413 	table = rbio->bioc->fs_info->stripe_hash_table;
471 	table = rbio->bioc->fs_info->stripe_hash_table;
569 	if (last->bioc->full_stripe_logical != cur->bioc->full_stripe_logical)
658 	h = rbio->bioc->fs_info->stripe_hash_table->table + rbio_bucket(rbio);
662 		if (cur->bioc->full_stripe_logical != rbio->bioc->full_stripe_logical)
741 	h = rbio->bioc->fs_info->stripe_hash_table->table + bucket;
902 					 struct btrfs_io_context *bioc)
904 	const unsigned int real_stripes = bioc->num_stripes - bioc->replace_nr_stripes;
952 	btrfs_get_bioc(bioc);
953 	rbio->bioc = bioc;
962 	ASSERT(btrfs_nr_parity_stripes(bioc->map_type));
963 	rbio->nr_data = real_stripes - btrfs_nr_parity_stripes(bioc->map_type);
1049 	const u32 sectorsize = rbio->bioc->fs_info->sectorsize;
1059 	 * So here we check against bioc->num_stripes, not rbio->real_stripes.
1061 	ASSERT(stripe_nr >= 0 && stripe_nr < rbio->bioc->num_stripes);
1065 	stripe = &rbio->bioc->stripes[stripe_nr];
1078 		if (found_errors > rbio->bioc->max_errors)
1115 	const u32 sectorsize = rbio->bioc->fs_info->sectorsize;
1119 		     rbio->bioc->full_stripe_logical;
1158 	const struct btrfs_io_context *bioc = rbio->bioc;
1161 	ASSERT(bioc);
1167 	for (i = 0; i < bioc->num_stripes; i++) {
1168 		if (bio->bi_bdev != bioc->stripes[i].dev->bdev)
1171 		trace_info->devid = bioc->stripes[i].dev->devid;
1173 				     bioc->stripes[i].physical;
1215 	const u32 sectorsize = rbio->bioc->fs_info->sectorsize;
1218 	const bool has_qstripe = rbio->bioc->map_type & BTRFS_BLOCK_GROUP_RAID6;
1303 	if (likely(!rbio->bioc->replace_nr_stripes))
1311 	ASSERT(rbio->bioc->replace_stripe_src >= 0);
1325 		if (stripe != rbio->bioc->replace_stripe_src) {
1362 	struct btrfs_fs_info *fs_info = rbio->bioc->fs_info;
1364 		     rbio->bioc->full_stripe_logical;
1383 			if (!rbio->bioc->stripes[stripe_nr].dev->bdev) {
1419 	const u32 sectorsize = rbio->bioc->fs_info->sectorsize;
1475 	     (bio_size >> rbio->bioc->fs_info->sectorsize_bits); i++)
1483 	struct btrfs_fs_info *fs_info = rbio->bioc->fs_info;
1638 	const struct btrfs_fs_info *fs_info = rbio->bioc->fs_info;
1640 	const u64 full_stripe_start = rbio->bioc->full_stripe_logical;
1665 void raid56_parity_write(struct bio *bio, struct btrfs_io_context *bioc)
1667 	struct btrfs_fs_info *fs_info = bioc->fs_info;
1672 	rbio = alloc_rbio(fs_info, bioc);
1708 	struct btrfs_fs_info *fs_info = rbio->bioc->fs_info;
1748 	struct btrfs_fs_info *fs_info = rbio->bioc->fs_info;
1774 	if (found_errors > rbio->bioc->max_errors)
1800 	if (rbio->bioc->map_type & BTRFS_BLOCK_GROUP_RAID6) {
1979 		if (!rbio->bioc->stripes[stripe].dev->bdev ||
2069 void raid56_parity_recover(struct bio *bio, struct btrfs_io_context *bioc,
2072 	struct btrfs_fs_info *fs_info = bioc->fs_info;
2075 	rbio = alloc_rbio(fs_info, bioc);
2100 	struct btrfs_fs_info *fs_info = rbio->bioc->fs_info;
2102 						       rbio->bioc->full_stripe_logical);
2103 	const u64 start = rbio->bioc->full_stripe_logical;
2122 	if (!(rbio->bioc->map_type & BTRFS_BLOCK_GROUP_DATA) ||
2123 	    rbio->bioc->map_type & BTRFS_BLOCK_GROUP_METADATA)
2151 			rbio->bioc->full_stripe_logical, ret);
2329 		if (found_errors > rbio->bioc->max_errors) {
2355  * Caller must have already increased bio_counter for getting @bioc.
2363 				struct btrfs_io_context *bioc,
2367 	struct btrfs_fs_info *fs_info = bioc->fs_info;
2371 	rbio = alloc_rbio(fs_info, bioc);
2383 	 * After mapping bioc with BTRFS_MAP_WRITE, parities have been sorted
2388 		if (bioc->stripes[i].dev == scrub_dev) {
2405 	const u32 sectorsize = rbio->bioc->fs_info->sectorsize;
2429 	struct btrfs_io_context *bioc = rbio->bioc;
2430 	const u32 sectorsize = bioc->fs_info->sectorsize;
2456 	if (bioc->replace_nr_stripes && bioc->replace_stripe_src == rbio->scrubp) {
2559 	ASSERT(rbio->bioc->replace_stripe_src >= 0);
2615 		if (found_errors > rbio->bioc->max_errors) {
2639 		if (dfail > rbio->bioc->max_errors - 1) {
2747 		if (found_errors > rbio->bioc->max_errors) {
2778 					  rbio->bioc->full_stripe_logical;
2780 	const u32 sectorsize = rbio->bioc->fs_info->sectorsize;