1 files changed, 404 insertions, 118 deletions

diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
index 17088a112ed0..ed50e81174bf 100644
--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -24,19 +24,14 @@ struct btrfs_free_cluster;
 struct map_lookup;
 struct extent_buffer;
 struct btrfs_work;
-struct __btrfs_workqueue;
+struct btrfs_workqueue;
 struct btrfs_qgroup_extent_record;
 struct btrfs_qgroup;
 struct extent_io_tree;
 struct prelim_ref;
 struct btrfs_space_info;
-
-TRACE_DEFINE_ENUM(FLUSH_DELAYED_ITEMS_NR);
-TRACE_DEFINE_ENUM(FLUSH_DELAYED_ITEMS);
-TRACE_DEFINE_ENUM(FLUSH_DELALLOC);
-TRACE_DEFINE_ENUM(FLUSH_DELALLOC_WAIT);
-TRACE_DEFINE_ENUM(ALLOC_CHUNK);
-TRACE_DEFINE_ENUM(COMMIT_TRANS);
+struct btrfs_raid_bio;
+struct raid56_bio_trace_info;
 
 #define show_ref_type(type)						\
 	__print_symbolic(type,						\
@@ -60,6 +55,7 @@ TRACE_DEFINE_ENUM(COMMIT_TRANS);
 		{ BTRFS_TREE_RELOC_OBJECTID,	"TREE_RELOC"	},	\
 		{ BTRFS_UUID_TREE_OBJECTID,	"UUID_TREE"	},	\
 		{ BTRFS_FREE_SPACE_TREE_OBJECTID, "FREE_SPACE_TREE" },	\
+		{ BTRFS_BLOCK_GROUP_TREE_OBJECTID, "BLOCK_GROUP_TREE" },\
 		{ BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
 
 #define show_root_type(obj)						\
@@ -67,28 +63,73 @@ TRACE_DEFINE_ENUM(COMMIT_TRANS);
 	      (obj >= BTRFS_ROOT_TREE_OBJECTID &&			\
 	       obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
 
-#define show_fi_type(type)						\
-	__print_symbolic(type,						\
-		 { BTRFS_FILE_EXTENT_INLINE,	"INLINE" },		\
-		 { BTRFS_FILE_EXTENT_REG,	"REG"	 },		\
-		 { BTRFS_FILE_EXTENT_PREALLOC,	"PREALLOC"})
+#define FLUSH_ACTIONS								\
+	EM( BTRFS_RESERVE_NO_FLUSH,		"BTRFS_RESERVE_NO_FLUSH")	\
+	EM( BTRFS_RESERVE_FLUSH_LIMIT,		"BTRFS_RESERVE_FLUSH_LIMIT")	\
+	EM( BTRFS_RESERVE_FLUSH_ALL,		"BTRFS_RESERVE_FLUSH_ALL")	\
+	EMe(BTRFS_RESERVE_FLUSH_ALL_STEAL,	"BTRFS_RESERVE_FLUSH_ALL_STEAL")
+
+#define FI_TYPES							\
+	EM( BTRFS_FILE_EXTENT_INLINE,		"INLINE")		\
+	EM( BTRFS_FILE_EXTENT_REG,		"REG")			\
+	EMe(BTRFS_FILE_EXTENT_PREALLOC,		"PREALLOC")
+
+#define QGROUP_RSV_TYPES						\
+	EM( BTRFS_QGROUP_RSV_DATA,		"DATA")			\
+	EM( BTRFS_QGROUP_RSV_META_PERTRANS,	"META_PERTRANS")	\
+	EMe(BTRFS_QGROUP_RSV_META_PREALLOC,	"META_PREALLOC")
+
+#define IO_TREE_OWNER						    \
+	EM( IO_TREE_FS_PINNED_EXTENTS, 	  "PINNED_EXTENTS")	    \
+	EM( IO_TREE_FS_EXCLUDED_EXTENTS,  "EXCLUDED_EXTENTS")	    \
+	EM( IO_TREE_BTREE_INODE_IO,	  "BTREE_INODE_IO")	    \
+	EM( IO_TREE_INODE_IO,		  "INODE_IO")		    \
+	EM( IO_TREE_RELOC_BLOCKS,	  "RELOC_BLOCKS")	    \
+	EM( IO_TREE_TRANS_DIRTY_PAGES,	  "TRANS_DIRTY_PAGES")      \
+	EM( IO_TREE_ROOT_DIRTY_LOG_PAGES, "ROOT_DIRTY_LOG_PAGES")   \
+	EM( IO_TREE_INODE_FILE_EXTENT,	  "INODE_FILE_EXTENT")      \
+	EM( IO_TREE_LOG_CSUM_RANGE,	  "LOG_CSUM_RANGE")         \
+	EMe(IO_TREE_SELFTEST,		  "SELFTEST")
+
+#define FLUSH_STATES							\
+	EM( FLUSH_DELAYED_ITEMS_NR,	"FLUSH_DELAYED_ITEMS_NR")	\
+	EM( FLUSH_DELAYED_ITEMS,	"FLUSH_DELAYED_ITEMS")		\
+	EM( FLUSH_DELALLOC,		"FLUSH_DELALLOC")		\
+	EM( FLUSH_DELALLOC_WAIT,	"FLUSH_DELALLOC_WAIT")		\
+	EM( FLUSH_DELALLOC_FULL,	"FLUSH_DELALLOC_FULL")		\
+	EM( FLUSH_DELAYED_REFS_NR,	"FLUSH_DELAYED_REFS_NR")	\
+	EM( FLUSH_DELAYED_REFS,		"FLUSH_ELAYED_REFS")		\
+	EM( ALLOC_CHUNK,		"ALLOC_CHUNK")			\
+	EM( ALLOC_CHUNK_FORCE,		"ALLOC_CHUNK_FORCE")		\
+	EM( RUN_DELAYED_IPUTS,		"RUN_DELAYED_IPUTS")		\
+	EMe(COMMIT_TRANS,		"COMMIT_TRANS")
+
+/*
+ * First define the enums in the above macros to be exported to userspace via
+ * TRACE_DEFINE_ENUM().
+ */
+
+#undef EM
+#undef EMe
+#define EM(a, b)	TRACE_DEFINE_ENUM(a);
+#define EMe(a, b)	TRACE_DEFINE_ENUM(a);
+
+FLUSH_ACTIONS
+FI_TYPES
+QGROUP_RSV_TYPES
+IO_TREE_OWNER
+FLUSH_STATES
+
+/*
+ * Now redefine the EM and EMe macros to map the enums to the strings that will
+ * be printed in the output
+ */
+
+#undef EM
+#undef EMe
+#define EM(a, b)        {a, b},
+#define EMe(a, b)       {a, b}
 
-#define show_qgroup_rsv_type(type)					\
-	__print_symbolic(type,						\
-		{ BTRFS_QGROUP_RSV_DATA,	  "DATA"	},	\
-		{ BTRFS_QGROUP_RSV_META_PERTRANS, "META_PERTRANS" },	\
-		{ BTRFS_QGROUP_RSV_META_PREALLOC, "META_PREALLOC" })
-
-#define show_extent_io_tree_owner(owner)				       \
-	__print_symbolic(owner,						       \
-		{ IO_TREE_FS_INFO_FREED_EXTENTS0, "FREED_EXTENTS0" },	       \
-		{ IO_TREE_FS_INFO_FREED_EXTENTS1, "FREED_EXTENTS1" },	       \
-		{ IO_TREE_INODE_IO,		  "INODE_IO" },		       \
-		{ IO_TREE_INODE_IO_FAILURE,	  "INODE_IO_FAILURE" },	       \
-		{ IO_TREE_RELOC_BLOCKS,		  "RELOC_BLOCKS" },	       \
-		{ IO_TREE_TRANS_DIRTY_PAGES,	  "TRANS_DIRTY_PAGES" },       \
-		{ IO_TREE_ROOT_DIRTY_LOG_PAGES,	  "ROOT_DIRTY_LOG_PAGES" },    \
-		{ IO_TREE_SELFTEST,		  "SELFTEST" })
 
 #define BTRFS_GROUP_FLAGS	\
 	{ BTRFS_BLOCK_GROUP_DATA,	"DATA"},	\
@@ -112,7 +153,6 @@ TRACE_DEFINE_ENUM(COMMIT_TRANS);
 	{ EXTENT_NODATASUM,		"NODATASUM"},		\
 	{ EXTENT_CLEAR_META_RESV,	"CLEAR_META_RESV"},	\
 	{ EXTENT_NEED_WAIT,		"NEED_WAIT"},		\
-	{ EXTENT_DAMAGED,		"DAMAGED"},		\
 	{ EXTENT_NORESERVE,		"NORESERVE"},		\
 	{ EXTENT_QGROUP_RESERVED,	"QGROUP_RESERVED"},	\
 	{ EXTENT_CLEAR_DATA_RESV,	"CLEAR_DATA_RESV"},	\
@@ -143,18 +183,18 @@ TRACE_DEFINE_ENUM(COMMIT_TRANS);
 
 TRACE_EVENT(btrfs_transaction_commit,
 
-	TP_PROTO(const struct btrfs_root *root),
+	TP_PROTO(const struct btrfs_fs_info *fs_info),
 
-	TP_ARGS(root),
+	TP_ARGS(fs_info),
 
 	TP_STRUCT__entry_btrfs(
 		__field(	u64,  generation		)
 		__field(	u64,  root_objectid		)
 	),
 
-	TP_fast_assign_btrfs(root->fs_info,
-		__entry->generation	= root->fs_info->generation;
-		__entry->root_objectid	= root->root_key.objectid;
+	TP_fast_assign_btrfs(fs_info,
+		__entry->generation	= fs_info->generation;
+		__entry->root_objectid	= BTRFS_ROOT_TREE_OBJECTID;
 	),
 
 	TP_printk_btrfs("root=%llu(%s) gen=%llu",
@@ -378,7 +418,7 @@ DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
 		__entry->disk_isize, __entry->extent_start,
 		__entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
 		__entry->disk_bytenr, __entry->disk_num_bytes,
-		__entry->extent_offset, show_fi_type(__entry->extent_type),
+		__entry->extent_offset, __print_symbolic(__entry->extent_type, FI_TYPES),
 		__entry->compression)
 );
 
@@ -419,7 +459,7 @@ DECLARE_EVENT_CLASS(
 		"extent_type=%s compression=%u",
 		show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
 		__entry->disk_isize, __entry->extent_start,
-		__entry->extent_end, show_fi_type(__entry->extent_type),
+		__entry->extent_end, __print_symbolic(__entry->extent_type, FI_TYPES),
 		__entry->compression)
 );
 
@@ -461,20 +501,20 @@ DEFINE_EVENT(
 
 #define show_ordered_flags(flags)					   \
 	__print_flags(flags, "|",					   \
-		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
-		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
+		{ (1 << BTRFS_ORDERED_REGULAR), 	"REGULAR" 	}, \
 		{ (1 << BTRFS_ORDERED_NOCOW), 		"NOCOW" 	}, \
-		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
 		{ (1 << BTRFS_ORDERED_PREALLOC), 	"PREALLOC" 	}, \
+		{ (1 << BTRFS_ORDERED_COMPRESSED), 	"COMPRESSED" 	}, \
 		{ (1 << BTRFS_ORDERED_DIRECT),	 	"DIRECT" 	}, \
+		{ (1 << BTRFS_ORDERED_IO_DONE), 	"IO_DONE" 	}, \
+		{ (1 << BTRFS_ORDERED_COMPLETE), 	"COMPLETE" 	}, \
 		{ (1 << BTRFS_ORDERED_IOERR), 		"IOERR" 	}, \
-		{ (1 << BTRFS_ORDERED_UPDATED_ISIZE), 	"UPDATED_ISIZE"	}, \
 		{ (1 << BTRFS_ORDERED_TRUNCATED), 	"TRUNCATED"	})
 
 
 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 
-	TP_PROTO(const struct inode *inode,
+	TP_PROTO(const struct btrfs_inode *inode,
 		 const struct btrfs_ordered_extent *ordered),
 
 	TP_ARGS(inode, ordered),
@@ -493,8 +533,8 @@ DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 		__field(	u64,  truncated_len	)
 	),
 
-	TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
-		__entry->ino 		= btrfs_ino(BTRFS_I(inode));
+	TP_fast_assign_btrfs(inode->root->fs_info,
+		__entry->ino 		= btrfs_ino(inode);
 		__entry->file_offset	= ordered->file_offset;
 		__entry->start		= ordered->disk_bytenr;
 		__entry->len		= ordered->num_bytes;
@@ -503,8 +543,7 @@ DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 		__entry->flags		= ordered->flags;
 		__entry->compress_type	= ordered->compress_type;
 		__entry->refs		= refcount_read(&ordered->refs);
-		__entry->root_objectid	=
-				BTRFS_I(inode)->root->root_key.objectid;
+		__entry->root_objectid	= inode->root->root_key.objectid;
 		__entry->truncated_len	= ordered->truncated_len;
 	),
 
@@ -527,7 +566,7 @@ DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
 
-	TP_PROTO(const struct inode *inode,
+	TP_PROTO(const struct btrfs_inode *inode,
 		 const struct btrfs_ordered_extent *ordered),
 
 	TP_ARGS(inode, ordered)
@@ -535,7 +574,7 @@ DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 
-	TP_PROTO(const struct inode *inode,
+	TP_PROTO(const struct btrfs_inode *inode,
 		 const struct btrfs_ordered_extent *ordered),
 
 	TP_ARGS(inode, ordered)
@@ -543,7 +582,7 @@ DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
 
-	TP_PROTO(const struct inode *inode,
+	TP_PROTO(const struct btrfs_inode *inode,
 		 const struct btrfs_ordered_extent *ordered),
 
 	TP_ARGS(inode, ordered)
@@ -551,12 +590,76 @@ DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
 
-	TP_PROTO(const struct inode *inode,
+	TP_PROTO(const struct btrfs_inode *inode,
 		 const struct btrfs_ordered_extent *ordered),
 
 	TP_ARGS(inode, ordered)
 );
 
+DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup,
+
+	     TP_PROTO(const struct btrfs_inode *inode,
+		      const struct btrfs_ordered_extent *ordered),
+
+	     TP_ARGS(inode, ordered)
+);
+
+DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_range,
+
+	     TP_PROTO(const struct btrfs_inode *inode,
+		      const struct btrfs_ordered_extent *ordered),
+
+	     TP_ARGS(inode, ordered)
+);
+
+DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first_range,
+
+	     TP_PROTO(const struct btrfs_inode *inode,
+		      const struct btrfs_ordered_extent *ordered),
+
+	     TP_ARGS(inode, ordered)
+);
+
+DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_for_logging,
+
+	     TP_PROTO(const struct btrfs_inode *inode,
+		      const struct btrfs_ordered_extent *ordered),
+
+	     TP_ARGS(inode, ordered)
+);
+
+DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first,
+
+	     TP_PROTO(const struct btrfs_inode *inode,
+		      const struct btrfs_ordered_extent *ordered),
+
+	     TP_ARGS(inode, ordered)
+);
+
+DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_split,
+
+	     TP_PROTO(const struct btrfs_inode *inode,
+		      const struct btrfs_ordered_extent *ordered),
+
+	     TP_ARGS(inode, ordered)
+);
+
+DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_dec_test_pending,
+
+	     TP_PROTO(const struct btrfs_inode *inode,
+		      const struct btrfs_ordered_extent *ordered),
+
+	     TP_ARGS(inode, ordered)
+);
+
+DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_mark_finished,
+
+	     TP_PROTO(const struct btrfs_inode *inode,
+		      const struct btrfs_ordered_extent *ordered),
+
+	     TP_ARGS(inode, ordered)
+);
+
 DECLARE_EVENT_CLASS(btrfs__writepage,
 
 	TP_PROTO(const struct page *page, const struct inode *inode,
@@ -616,34 +719,30 @@ DEFINE_EVENT(btrfs__writepage, __extent_writepage,
 
 TRACE_EVENT(btrfs_writepage_end_io_hook,
 
-	TP_PROTO(const struct page *page, u64 start, u64 end, int uptodate),
+	TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 end,
+		 int uptodate),
 
-	TP_ARGS(page, start, end, uptodate),
+	TP_ARGS(inode, start, end, uptodate),
 
 	TP_STRUCT__entry_btrfs(
 		__field(	u64,	 ino		)
-		__field(	unsigned long, index	)
 		__field(	u64,	 start		)
 		__field(	u64,	 end		)
 		__field(	int,	 uptodate	)
 		__field(	u64,    root_objectid	)
 	),
 
-	TP_fast_assign_btrfs(btrfs_sb(page->mapping->host->i_sb),
-		__entry->ino	= btrfs_ino(BTRFS_I(page->mapping->host));
-		__entry->index	= page->index;
+	TP_fast_assign_btrfs(inode->root->fs_info,
+		__entry->ino	= btrfs_ino(inode);
 		__entry->start	= start;
 		__entry->end	= end;
 		__entry->uptodate = uptodate;
-		__entry->root_objectid	=
-			 BTRFS_I(page->mapping->host)->root->root_key.objectid;
+		__entry->root_objectid = inode->root->root_key.objectid;
 	),
 
-	TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu start=%llu "
-		  "end=%llu uptodate=%d",
+	TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu end=%llu uptodate=%d",
 		  show_root_type(__entry->root_objectid),
-		  __entry->ino, __entry->index,
-		  __entry->start,
+		  __entry->ino, __entry->start,
 		  __entry->end, __entry->uptodate)
 );
 
@@ -1041,12 +1140,6 @@ TRACE_EVENT(btrfs_space_reservation,
 			__entry->bytes)
 );
 
-#define show_flush_action(action)						\
-	__print_symbolic(action,						\
-		{ BTRFS_RESERVE_NO_FLUSH,	"BTRFS_RESERVE_NO_FLUSH"},	\
-		{ BTRFS_RESERVE_FLUSH_LIMIT,	"BTRFS_RESERVE_FLUSH_LIMIT"},	\
-		{ BTRFS_RESERVE_FLUSH_ALL,	"BTRFS_RESERVE_FLUSH_ALL"})
-
 TRACE_EVENT(btrfs_trigger_flush,
 
 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
@@ -1065,43 +1158,32 @@ TRACE_EVENT(btrfs_trigger_flush,
 		__entry->flags	= flags;
 		__entry->bytes	= bytes;
 		__entry->flush	= flush;
-		__assign_str(reason, reason)
+		__assign_str(reason, reason);
 	),
 
 	TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
 		  __get_str(reason), __entry->flush,
-		  show_flush_action(__entry->flush),
+		  __print_symbolic(__entry->flush, FLUSH_ACTIONS),
 		  __entry->flags,
 		  __print_flags((unsigned long)__entry->flags, "|",
 				BTRFS_GROUP_FLAGS),
 		  __entry->bytes)
 );
 
-#define show_flush_state(state)							\
-	__print_symbolic(state,							\
-		{ FLUSH_DELAYED_ITEMS_NR,	"FLUSH_DELAYED_ITEMS_NR"},	\
-		{ FLUSH_DELAYED_ITEMS,		"FLUSH_DELAYED_ITEMS"},		\
-		{ FLUSH_DELALLOC,		"FLUSH_DELALLOC"},		\
-		{ FLUSH_DELALLOC_WAIT,		"FLUSH_DELALLOC_WAIT"},		\
-		{ FLUSH_DELAYED_REFS_NR,	"FLUSH_DELAYED_REFS_NR"},	\
-		{ FLUSH_DELAYED_REFS,		"FLUSH_ELAYED_REFS"},		\
-		{ ALLOC_CHUNK,			"ALLOC_CHUNK"},			\
-		{ ALLOC_CHUNK_FORCE,		"ALLOC_CHUNK_FORCE"},		\
-		{ RUN_DELAYED_IPUTS,		"RUN_DELAYED_IPUTS"},		\
-		{ COMMIT_TRANS,			"COMMIT_TRANS"})
 
 TRACE_EVENT(btrfs_flush_space,
 
 	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
-		 int state, int ret),
+		 int state, int ret, bool for_preempt),
 
-	TP_ARGS(fs_info, flags, num_bytes, state, ret),
+	TP_ARGS(fs_info, flags, num_bytes, state, ret, for_preempt),
 
 	TP_STRUCT__entry_btrfs(
 		__field(	u64,	flags			)
 		__field(	u64,	num_bytes		)
 		__field(	int,	state			)
 		__field(	int,	ret			)
+		__field(       bool,	for_preempt		)
 	),
 
 	TP_fast_assign_btrfs(fs_info,
@@ -1109,15 +1191,16 @@ TRACE_EVENT(btrfs_flush_space,
 		__entry->num_bytes	=	num_bytes;
 		__entry->state		=	state;
 		__entry->ret		=	ret;
+		__entry->for_preempt	=	for_preempt;
 	),
 
-	TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d",
+	TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d for_preempt=%d",
 		  __entry->state,
-		  show_flush_state(__entry->state),
+		  __print_symbolic(__entry->state, FLUSH_STATES),
 		  __entry->flags,
 		  __print_flags((unsigned long)__entry->flags, "|",
 				BTRFS_GROUP_FLAGS),
-		  __entry->num_bytes, __entry->ret)
+		  __entry->num_bytes, __entry->ret, __entry->for_preempt)
 );
 
 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
@@ -1158,25 +1241,27 @@ DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
 
 TRACE_EVENT(find_free_extent,
 
-	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 num_bytes,
+	TP_PROTO(const struct btrfs_root *root, u64 num_bytes,
 		 u64 empty_size, u64 data),
 
-	TP_ARGS(fs_info, num_bytes, empty_size, data),
+	TP_ARGS(root, num_bytes, empty_size, data),
 
 	TP_STRUCT__entry_btrfs(
+		__field(	u64,	root_objectid		)
 		__field(	u64,	num_bytes		)
 		__field(	u64,	empty_size		)
 		__field(	u64,	data			)
 	),
 
-	TP_fast_assign_btrfs(fs_info,
+	TP_fast_assign_btrfs(root->fs_info,
+		__entry->root_objectid	= root->root_key.objectid;
 		__entry->num_bytes	= num_bytes;
 		__entry->empty_size	= empty_size;
 		__entry->data		= data;
 	),
 
 	TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)",
-		  show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
+		  show_root_type(__entry->root_objectid),
 		  __entry->num_bytes, __entry->empty_size, __entry->data,
 		  __print_flags((unsigned long)__entry->data, "|",
 				 BTRFS_GROUP_FLAGS))
@@ -1323,13 +1408,13 @@ TRACE_EVENT(alloc_extent_state,
 
 	TP_STRUCT__entry(
 		__field(const struct extent_state *, state)
-		__field(gfp_t, mask)
+		__field(unsigned long, mask)
 		__field(const void*, ip)
 	),
 
 	TP_fast_assign(
 		__entry->state	= state,
-		__entry->mask	= mask,
+		__entry->mask	= (__force unsigned long)mask,
 		__entry->ip	= (const void *)IP
 	),
 
@@ -1436,42 +1521,36 @@ DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
 	TP_ARGS(work)
 );
 
-DECLARE_EVENT_CLASS(btrfs__workqueue,
+DECLARE_EVENT_CLASS(btrfs_workqueue,
 
-	TP_PROTO(const struct __btrfs_workqueue *wq,
-		 const char *name, int high),
+	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
 
-	TP_ARGS(wq, name, high),
+	TP_ARGS(wq, name),
 
 	TP_STRUCT__entry_btrfs(
 		__field(	const void *,	wq			)
 		__string(	name,	name			)
-		__field(	int ,	high			)
 	),
 
 	TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
 		__entry->wq		= wq;
 		__assign_str(name, name);
-		__entry->high		= high;
 	),
 
-	TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
-		  __print_flags(__entry->high, "",
-				{(WQ_HIGHPRI),	"-high"}),
+	TP_printk_btrfs("name=%s wq=%p", __get_str(name),
 		  __entry->wq)
 );
 
-DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,
+DEFINE_EVENT(btrfs_workqueue, btrfs_workqueue_alloc,
 
-	TP_PROTO(const struct __btrfs_workqueue *wq,
-		 const char *name, int high),
+	TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
 
-	TP_ARGS(wq, name, high)
+	TP_ARGS(wq, name)
 );
 
-DECLARE_EVENT_CLASS(btrfs__workqueue_done,
+DECLARE_EVENT_CLASS(btrfs_workqueue_done,
 
-	TP_PROTO(const struct __btrfs_workqueue *wq),
+	TP_PROTO(const struct btrfs_workqueue *wq),
 
 	TP_ARGS(wq),
 
@@ -1486,9 +1565,9 @@ DECLARE_EVENT_CLASS(btrfs__workqueue_done,
 	TP_printk_btrfs("wq=%p", __entry->wq)
 );
 
-DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,
+DEFINE_EVENT(btrfs_workqueue_done, btrfs_workqueue_destroy,
 
-	TP_PROTO(const struct __btrfs_workqueue *wq),
+	TP_PROTO(const struct btrfs_workqueue *wq),
 
 	TP_ARGS(wq)
 );
@@ -1689,7 +1768,7 @@ TRACE_EVENT(qgroup_update_reserve,
 	),
 
 	TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
-		__entry->qgid, show_qgroup_rsv_type(__entry->type),
+		__entry->qgid, __print_symbolic(__entry->type, QGROUP_RSV_TYPES),
 		__entry->cur_reserved, __entry->diff)
 );
 
@@ -1713,7 +1792,7 @@ TRACE_EVENT(qgroup_meta_reserve,
 
 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
 		show_root_type(__entry->refroot),
-		show_qgroup_rsv_type(__entry->type), __entry->diff)
+		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
 );
 
 TRACE_EVENT(qgroup_meta_convert,
@@ -1734,8 +1813,8 @@ TRACE_EVENT(qgroup_meta_convert,
 
 	TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
 		show_root_type(__entry->refroot),
-		show_qgroup_rsv_type(BTRFS_QGROUP_RSV_META_PREALLOC),
-		show_qgroup_rsv_type(BTRFS_QGROUP_RSV_META_PERTRANS),
+		__print_symbolic(BTRFS_QGROUP_RSV_META_PREALLOC, QGROUP_RSV_TYPES),
+		__print_symbolic(BTRFS_QGROUP_RSV_META_PERTRANS, QGROUP_RSV_TYPES),
 		__entry->diff)
 );
 
@@ -1761,7 +1840,7 @@ TRACE_EVENT(qgroup_meta_free_all_pertrans,
 
 	TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
 		show_root_type(__entry->refroot),
-		show_qgroup_rsv_type(__entry->type), __entry->diff)
+		__print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
 );
 
 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
@@ -1879,6 +1958,18 @@ DEFINE_EVENT(btrfs__block_group, btrfs_add_unused_block_group,
 	TP_ARGS(bg_cache)
 );
 
+DEFINE_EVENT(btrfs__block_group, btrfs_add_reclaim_block_group,
+	TP_PROTO(const struct btrfs_block_group *bg_cache),
+
+	TP_ARGS(bg_cache)
+);
+
+DEFINE_EVENT(btrfs__block_group, btrfs_reclaim_block_group,
+	TP_PROTO(const struct btrfs_block_group *bg_cache),
+
+	TP_ARGS(bg_cache)
+);
+
 DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group,
 	TP_PROTO(const struct btrfs_block_group *bg_cache),
 
@@ -1919,7 +2010,7 @@ TRACE_EVENT(btrfs_set_extent_bit,
 
 	TP_printk_btrfs(
 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s",
-		show_extent_io_tree_owner(__entry->owner), __entry->ino,
+		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
 		__entry->rootid, __entry->start, __entry->len,
 		__print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
 );
@@ -1958,7 +2049,7 @@ TRACE_EVENT(btrfs_clear_extent_bit,
 
 	TP_printk_btrfs(
 		"io_tree=%s ino=%llu root=%llu start=%llu len=%llu clear_bits=%s",
-		show_extent_io_tree_owner(__entry->owner), __entry->ino,
+		__print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
 		__entry->rootid, __entry->start, __entry->len,
 		__print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
 );
@@ -1999,12 +2090,115 @@ TRACE_EVENT(btrfs_convert_extent_bit,
 
 	TP_printk_btrfs(
 "io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s clear_bits=%s",
-		  show_extent_io_tree_owner(__entry->owner), __entry->ino,
+		  __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
 		  __entry->rootid, __entry->start, __entry->len,
 		  __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
 		  __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
 );
 
+DECLARE_EVENT_CLASS(btrfs_dump_space_info,
+	TP_PROTO(struct btrfs_fs_info *fs_info,
+		 const struct btrfs_space_info *sinfo),
+
+	TP_ARGS(fs_info, sinfo),
+
+	TP_STRUCT__entry_btrfs(
+		__field(	u64,	flags			)
+		__field(	u64,	total_bytes		)
+		__field(	u64,	bytes_used		)
+		__field(	u64,	bytes_pinned		)
+		__field(	u64,	bytes_reserved		)
+		__field(	u64,	bytes_may_use		)
+		__field(	u64,	bytes_readonly		)
+		__field(	u64,	reclaim_size		)
+		__field(	int,	clamp			)
+		__field(	u64,	global_reserved		)
+		__field(	u64,	trans_reserved		)
+		__field(	u64,	delayed_refs_reserved	)
+		__field(	u64,	delayed_reserved	)
+		__field(	u64,	free_chunk_space	)
+		__field(	u64,	delalloc_bytes		)
+		__field(	u64,	ordered_bytes		)
+	),
+
+	TP_fast_assign_btrfs(fs_info,
+		__entry->flags			=	sinfo->flags;
+		__entry->total_bytes		=	sinfo->total_bytes;
+		__entry->bytes_used		=	sinfo->bytes_used;
+		__entry->bytes_pinned		=	sinfo->bytes_pinned;
+		__entry->bytes_reserved		=	sinfo->bytes_reserved;
+		__entry->bytes_may_use		=	sinfo->bytes_may_use;
+		__entry->bytes_readonly		=	sinfo->bytes_readonly;
+		__entry->reclaim_size		=	sinfo->reclaim_size;
+		__entry->clamp			=	sinfo->clamp;
+		__entry->global_reserved	=	fs_info->global_block_rsv.reserved;
+		__entry->trans_reserved		=	fs_info->trans_block_rsv.reserved;
+		__entry->delayed_refs_reserved	=	fs_info->delayed_refs_rsv.reserved;
+		__entry->delayed_reserved	=	fs_info->delayed_block_rsv.reserved;
+		__entry->free_chunk_space	=	atomic64_read(&fs_info->free_chunk_space);
+		__entry->delalloc_bytes		=	percpu_counter_sum_positive(&fs_info->delalloc_bytes);
+		__entry->ordered_bytes		=	percpu_counter_sum_positive(&fs_info->ordered_bytes);
+	),
+
+	TP_printk_btrfs("flags=%s total_bytes=%llu bytes_used=%llu "
+			"bytes_pinned=%llu bytes_reserved=%llu "
+			"bytes_may_use=%llu bytes_readonly=%llu "
+			"reclaim_size=%llu clamp=%d global_reserved=%llu "
+			"trans_reserved=%llu delayed_refs_reserved=%llu "
+			"delayed_reserved=%llu chunk_free_space=%llu "
+			"delalloc_bytes=%llu ordered_bytes=%llu",
+			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
+			__entry->total_bytes, __entry->bytes_used,
+			__entry->bytes_pinned, __entry->bytes_reserved,
+			__entry->bytes_may_use, __entry->bytes_readonly,
+			__entry->reclaim_size, __entry->clamp,
+			__entry->global_reserved, __entry->trans_reserved,
+			__entry->delayed_refs_reserved,
+			__entry->delayed_reserved, __entry->free_chunk_space,
+			__entry->delalloc_bytes, __entry->ordered_bytes)
+);
+
+DEFINE_EVENT(btrfs_dump_space_info, btrfs_done_preemptive_reclaim,
+	TP_PROTO(struct btrfs_fs_info *fs_info,
+		 const struct btrfs_space_info *sinfo),
+	TP_ARGS(fs_info, sinfo)
+);
+
+DEFINE_EVENT(btrfs_dump_space_info, btrfs_fail_all_tickets,
+	TP_PROTO(struct btrfs_fs_info *fs_info,
+		 const struct btrfs_space_info *sinfo),
+	TP_ARGS(fs_info, sinfo)
+);
+
+TRACE_EVENT(btrfs_reserve_ticket,
+	TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
+		 u64 start_ns, int flush, int error),
+
+	TP_ARGS(fs_info, flags, bytes, start_ns, flush, error),
+
+	TP_STRUCT__entry_btrfs(
+		__field(	u64,	flags		)
+		__field(	u64,	bytes		)
+		__field(	u64,	start_ns	)
+		__field(	int,	flush		)
+		__field(	int,	error		)
+	),
+
+	TP_fast_assign_btrfs(fs_info,
+		__entry->flags		= flags;
+		__entry->bytes		= bytes;
+		__entry->start_ns	= start_ns;
+		__entry->flush		= flush;
+		__entry->error		= error;
+	),
+
+	TP_printk_btrfs("flags=%s bytes=%llu start_ns=%llu flush=%s error=%d",
+			__print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
+			__entry->bytes, __entry->start_ns,
+			__print_symbolic(__entry->flush, FLUSH_ACTIONS),
+			__entry->error)
+);
+
 DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
 	TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
 
@@ -2128,6 +2322,98 @@ DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned,
 	TP_ARGS(fs_info, sinfo, old, diff)
 );
 
+DECLARE_EVENT_CLASS(btrfs_raid56_bio,
+
+	TP_PROTO(const struct btrfs_raid_bio *rbio,
+		 const struct bio *bio,
+		 const struct raid56_bio_trace_info *trace_info),
+
+	TP_ARGS(rbio, bio, trace_info),
+
+	TP_STRUCT__entry_btrfs(
+		__field(	u64,	full_stripe	)
+		__field(	u64,	physical	)
+		__field(	u64,	devid		)
+		__field(	u32,	offset		)
+		__field(	u32,	len		)
+		__field(	u8,	opf		)
+		__field(	u8,	total_stripes	)
+		__field(	u8,	real_stripes	)
+		__field(	u8,	nr_data		)
+		__field(	u8,	stripe_nr	)
+	),
+
+	TP_fast_assign_btrfs(rbio->bioc->fs_info,
+		__entry->full_stripe	= rbio->bioc->raid_map[0];
+		__entry->physical	= bio->bi_iter.bi_sector << SECTOR_SHIFT;
+		__entry->len		= bio->bi_iter.bi_size;
+		__entry->opf		= bio_op(bio);
+		__entry->devid		= trace_info->devid;
+		__entry->offset		= trace_info->offset;
+		__entry->stripe_nr	= trace_info->stripe_nr;
+		__entry->total_stripes	= rbio->bioc->num_stripes;
+		__entry->real_stripes	= rbio->real_stripes;
+		__entry->nr_data	= rbio->nr_data;
+	),
+	/*
+	 * For type output, we need to output things like "DATA1"
+	 * (the first data stripe), "DATA2" (the second data stripe),
+	 * "PQ1" (P stripe),"PQ2" (Q stripe), "REPLACE0" (replace target device).
+	 */
+	TP_printk_btrfs(
+"full_stripe=%llu devid=%lld type=%s%d offset=%d opf=0x%x physical=%llu len=%u",
+		__entry->full_stripe, __entry->devid,
+		(__entry->stripe_nr < __entry->nr_data) ? "DATA" :
+			((__entry->stripe_nr < __entry->real_stripes) ? "PQ" :
+			 "REPLACE"),
+		(__entry->stripe_nr < __entry->nr_data) ?
+			(__entry->stripe_nr + 1) :
+			((__entry->stripe_nr < __entry->real_stripes) ?
+			 (__entry->stripe_nr - __entry->nr_data + 1) : 0),
+		__entry->offset, __entry->opf, __entry->physical, __entry->len)
+);
+
+DEFINE_EVENT(btrfs_raid56_bio, raid56_read_partial,
+	TP_PROTO(const struct btrfs_raid_bio *rbio,
+		 const struct bio *bio,
+		 const struct raid56_bio_trace_info *trace_info),
+
+	TP_ARGS(rbio, bio, trace_info)
+);
+
+DEFINE_EVENT(btrfs_raid56_bio, raid56_write_stripe,
+	TP_PROTO(const struct btrfs_raid_bio *rbio,
+		 const struct bio *bio,
+		 const struct raid56_bio_trace_info *trace_info),
+
+	TP_ARGS(rbio, bio, trace_info)
+);
+
+
+DEFINE_EVENT(btrfs_raid56_bio, raid56_scrub_write_stripe,
+	TP_PROTO(const struct btrfs_raid_bio *rbio,
+		 const struct bio *bio,
+		 const struct raid56_bio_trace_info *trace_info),
+
+	TP_ARGS(rbio, bio, trace_info)
+);
+
+DEFINE_EVENT(btrfs_raid56_bio, raid56_scrub_read,
+	TP_PROTO(const struct btrfs_raid_bio *rbio,
+		 const struct bio *bio,
+		 const struct raid56_bio_trace_info *trace_info),
+
+	TP_ARGS(rbio, bio, trace_info)
+);
+
+DEFINE_EVENT(btrfs_raid56_bio, raid56_scrub_read_recover,
+	TP_PROTO(const struct btrfs_raid_bio *rbio,
+		 const struct bio *bio,
+		 const struct raid56_bio_trace_info *trace_info),
+
+	TP_ARGS(rbio, bio, trace_info)
+);
+
 #endif /* _TRACE_BTRFS_H */
 
 /* This part must be outside protection */