X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libbcachefs%2Fio_types.h;h=0fbdfbf90ad836282eab3d55761c0f6aa0b2e821;hb=ffa950ce1d59344ff621659b845416b8a526127f;hp=684e4c9a5d98958feb613046ae8c609a6987487b;hpb=ac0d08877aa87a9cdf493bc6f336c391fb4e04a0;p=bcachefs-tools-debian

diff --git a/libbcachefs/io_types.h b/libbcachefs/io_types.h
index 684e4c9..0fbdfbf 100644
--- a/libbcachefs/io_types.h
+++ b/libbcachefs/io_types.h
@@ -58,8 +58,19 @@ struct bch_read_bio {
 	struct bch_devs_list	devs_have;
 
 	struct extent_ptr_decoded pick;
-	/* start pos of data we read (may not be pos of data we want) */
-	struct bpos		pos;
+
+	/*
+	 * pos we read from - different from data_pos for indirect extents:
+	 */
+	u32			subvol;
+	struct bpos		read_pos;
+
+	/*
+	 * start pos of data we read (may not be pos of data we want) - for
+	 * promote, narrow extents paths:
+	 */
+	enum btree_id		data_btree;
+	struct bpos		data_pos;
 	struct bversion		version;
 
 	struct promote_op	*promote;
@@ -72,20 +83,24 @@ struct bch_read_bio {
 };
 
 struct bch_write_bio {
+	struct_group(wbio,
 	struct bch_fs		*c;
 	struct bch_write_bio	*parent;
 
 	u64			submit_time;
+	u64			inode_offset;
 
 	struct bch_devs_list	failed;
-	u8			order;
 	u8			dev;
 
 	unsigned		split:1,
 				bounce:1,
 				put_bio:1,
 				have_ioref:1,
-				used_mempool:1;
+				nocow:1,
+				used_mempool:1,
+				first_btree_write:1;
+	);
 
 	struct bio		bio;
 };
@@ -104,14 +119,16 @@ struct bch_write_op {
 	unsigned		compression_type:4;
 	unsigned		nr_replicas:4;
 	unsigned		nr_replicas_required:4;
-	unsigned		alloc_reserve:3;
+	unsigned		watermark:3;
 	unsigned		incompressible:1;
+	unsigned		stripe_waited:1;
 
 	struct bch_devs_list	devs_have;
 	u16			target;
 	u16			nonce;
 	struct bch_io_opts	opts;
 
+	u32			subvol;
 	struct bpos		pos;
 	struct bversion		version;
 
@@ -120,28 +137,27 @@ struct bch_write_op {
 
 	struct write_point_specifier write_point;
 
+	struct write_point	*wp;
+	struct list_head	wp_list;
+
 	struct disk_reservation	res;
 
 	struct open_buckets	open_buckets;
 
-	/*
-	 * If caller wants to flush but hasn't passed us a journal_seq ptr, we
-	 * still need to stash the journal_seq somewhere:
-	 */
-	union {
-		u64			*journal_seq_p;
-		u64			journal_seq;
-	};
 	u64			new_i_size;
 	s64			i_sectors_delta;
 
-	int			(*index_update_fn)(struct bch_write_op *);
-
 	struct bch_devs_mask	failed;
 
 	struct keylist		insert_keys;
 	u64			inline_keys[BKEY_EXTENT_U64s_MAX * 2];
 
+	/*
+	 * Bitmask of devices that have had nocow writes issued to them since
+	 * last flush:
+	 */
+	struct bch_devs_mask	*devs_need_flush;
+
 	/* Must be last: */
 	struct bch_write_bio	wbio;
 };