283 	lp.crc = bch2_extent_crc_unpack(l.k, NULL);  in bch2_extent_merge()
284 	rp.crc = bch2_extent_crc_unpack(r.k, NULL);  in bch2_extent_merge()
288 		if (lp.ptr.offset + lp.crc.offset + lp.crc.live_size !=  in bch2_extent_merge()
289 		    rp.ptr.offset + rp.crc.offset ||  in bch2_extent_merge()
312 		if (lp.crc.compression_type	!= rp.crc.compression_type ||  in bch2_extent_merge()
313 		    lp.crc.nonce		!= rp.crc.nonce)  in bch2_extent_merge()
316 		if (lp.crc.offset + lp.crc.live_size + rp.crc.live_size <=  in bch2_extent_merge()
317 		    lp.crc.uncompressed_size) {  in bch2_extent_merge()
318 			/* can use left extent's crc entry */  in bch2_extent_merge()
319 		} else if (lp.crc.live_size <= rp.crc.offset) {  in bch2_extent_merge()
320 			/* can use right extent's crc entry */  in bch2_extent_merge()
323 			if (lp.crc.csum_type		!= rp.crc.csum_type ||  in bch2_extent_merge()
324 			    lp.crc.nonce		!= rp.crc.nonce ||  in bch2_extent_merge()
325 			    crc_is_compressed(lp.crc) ||  in bch2_extent_merge()
326 			    !bch2_checksum_mergeable(lp.crc.csum_type))  in bch2_extent_merge()
329 			if (lp.crc.offset + lp.crc.live_size != lp.crc.compressed_size ||  in bch2_extent_merge()
330 			    rp.crc.offset)  in bch2_extent_merge()
333 			if (lp.crc.csum_type &&  in bch2_extent_merge()
334 			    lp.crc.uncompressed_size +  in bch2_extent_merge()
335 			    rp.crc.uncompressed_size > (c->opts.encoded_extent_max >> 9))  in bch2_extent_merge()
377 				/* can use left extent's crc entry */  in bch2_extent_merge()
379 				/* can use right extent's crc entry */  in bch2_extent_merge()
473 	struct bch_extent_crc_unpacked crc;  in bch2_can_narrow_extent_crcs()  local
479 	bkey_for_each_crc(k.k, ptrs, crc, i)  in bch2_can_narrow_extent_crcs()
480 		if (can_narrow_crc(crc, n))  in bch2_can_narrow_extent_crcs()
523 		if (can_narrow_crc(p.crc, n)) {  in bch2_bkey_narrow_crcs()
525 			p.ptr.offset += p.crc.offset;  in bch2_bkey_narrow_crcs()
526 			p.crc = n;  in bch2_bkey_narrow_crcs()
573 	union bch_extent_crc *crc = (void *) ptrs.end;  in bch2_extent_crc_append()  local
591 	bch2_extent_crc_pack(crc, new, type);  in bch2_extent_crc_append()
624 			ret += !p.ptr.cached && !crc_is_compressed(p.crc);  in bch2_bkey_nr_ptrs_fully_allocated()
638 		if (!p.ptr.cached && crc_is_compressed(p.crc))  in bch2_bkey_sectors_compressed()
639 			ret += p.crc.compressed_size;  in bch2_bkey_sectors_compressed()
648 	struct bch_extent_crc_unpacked crc;  in bch2_bkey_is_incompressible()  local
650 	bkey_for_each_crc(k.k, ptrs, crc, entry)  in bch2_bkey_is_incompressible()
651 		if (crc.compression_type == BCH_COMPRESSION_TYPE_incompressible)  in bch2_bkey_is_incompressible()
748 	struct bch_extent_crc_unpacked crc =  in bch2_extent_ptr_decoded_append()  local
752 	if (!bch2_crc_unpacked_cmp(crc, p->crc)) {  in bch2_extent_ptr_decoded_append()
757 	bkey_for_each_crc(&k->k, ptrs, crc, pos)  in bch2_extent_ptr_decoded_append()
758 		if (!bch2_crc_unpacked_cmp(crc, p->crc)) {  in bch2_extent_ptr_decoded_append()
763 	bch2_extent_crc_append(k, p->crc);  in bch2_extent_ptr_decoded_append()
914 		    (s64) p.ptr.offset + p.crc.offset - bkey_start_offset(k.k) ==  in bch2_bkey_matches_ptr()
949 				    (s64) p1.ptr.offset + p1.crc.offset - bkey_start_offset(k1.k) ==  in bch2_extents_match()
950 				    (s64) p2.ptr.offset + p2.crc.offset - bkey_start_offset(k2.k) &&  in bch2_extents_match()
962 				      p1.ptr.offset  < p2.ptr.offset + p2.crc.compressed_size) ||  in bch2_extents_match()
964 				      p2.ptr.offset  < p1.ptr.offset + p1.crc.compressed_size)))  in bch2_extents_match()
984 		    (s64) p1.ptr.offset + p1.crc.offset - bkey_start_offset(k1.k) ==  in bch2_extent_has_ptr()
985 		    (s64) p2.ptr.offset + p2.crc.offset - bkey_start_offset(k2.k))  in bch2_extent_has_ptr()
1121 void bch2_extent_crc_unpacked_to_text(struct printbuf *out, struct bch_extent_crc_unpacked *crc)  in bch2_extent_crc_unpacked_to_text()  argument
1123 	prt_printf(out, "crc: c_size %u size %u offset %u nonce %u csum ",  in bch2_extent_crc_unpacked_to_text()
1124 		   crc->compressed_size,  in bch2_extent_crc_unpacked_to_text()
1125 		   crc->uncompressed_size,  in bch2_extent_crc_unpacked_to_text()
1126 		   crc->offset, crc->nonce);  in bch2_extent_crc_unpacked_to_text()
1127 	bch2_prt_csum_type(out, crc->csum_type);  in bch2_extent_crc_unpacked_to_text()
1128 	prt_printf(out, " %0llx:%0llx ", crc->csum.hi, crc->csum.lo);  in bch2_extent_crc_unpacked_to_text()
1130 	bch2_prt_compression_type(out, crc->compression_type);  in bch2_extent_crc_unpacked_to_text()
1206 			struct bch_extent_crc_unpacked crc =  in bch2_bkey_ptrs_to_text()  local
1209 			bch2_extent_crc_unpacked_to_text(out, &crc);  in bch2_bkey_ptrs_to_text()
1280 	struct bch_extent_crc_unpacked crc;  in bch2_bkey_ptrs_validate()  local
1323 			crc = bch2_extent_crc_unpack(k.k, entry_to_crc(entry));  in bch2_bkey_ptrs_validate()
1325 			bkey_fsck_err_on(!bch2_checksum_type_valid(c, crc.csum_type),  in bch2_bkey_ptrs_validate()
1328 			bkey_fsck_err_on(crc.compression_type >= BCH_COMPRESSION_TYPE_NR,  in bch2_bkey_ptrs_validate()
1332 			bkey_fsck_err_on(crc.offset + crc.live_size > crc.uncompressed_size,  in bch2_bkey_ptrs_validate()
1335 			bkey_fsck_err_on(crc_is_encoded(crc) &&  in bch2_bkey_ptrs_validate()
1336 					 (crc.uncompressed_size > c->opts.encoded_extent_max >> 9) &&  in bch2_bkey_ptrs_validate()
1340 			bkey_fsck_err_on(!crc_is_compressed(crc) &&  in bch2_bkey_ptrs_validate()
1341 					 crc.compressed_size != crc.uncompressed_size,  in bch2_bkey_ptrs_validate()
1345 			if (bch2_csum_type_is_encryption(crc.csum_type)) {  in bch2_bkey_ptrs_validate()
1347 					nonce = crc.offset + crc.nonce;  in bch2_bkey_ptrs_validate()
1348 				else if (nonce != crc.offset + crc.nonce)  in bch2_bkey_ptrs_validate()
1355 					 "redundant crc entry");  in bch2_bkey_ptrs_validate()
1358 			size_ondisk = crc.compressed_size;  in bch2_bkey_ptrs_validate()
1401 			 "redundant crc entry");  in bch2_bkey_ptrs_validate()