struct __btrfs_workqueue;
struct btrfs_qgroup_extent_record;
struct btrfs_qgroup;
+struct extent_io_tree;
struct prelim_ref;
TRACE_DEFINE_ENUM(FLUSH_DELAYED_ITEMS_NR);
{ 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"}, \
{ BTRFS_BLOCK_GROUP_SYSTEM, "SYSTEM"}, \
{ BTRFS_BLOCK_GROUP_RAID5, "RAID5"}, \
{ BTRFS_BLOCK_GROUP_RAID6, "RAID6"}
+#define EXTENT_FLAGS \
+ { EXTENT_DIRTY, "DIRTY"}, \
+ { EXTENT_UPTODATE, "UPTODATE"}, \
+ { EXTENT_LOCKED, "LOCKED"}, \
+ { EXTENT_NEW, "NEW"}, \
+ { EXTENT_DELALLOC, "DELALLOC"}, \
+ { EXTENT_DEFRAG, "DEFRAG"}, \
+ { EXTENT_BOUNDARY, "BOUNDARY"}, \
+ { 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"}, \
+ { EXTENT_DELALLOC_NEW, "DELALLOC_NEW"}
+
#define BTRFS_FSID_SIZE 16
#define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
#define TP_fast_assign_fsid(fs_info) \
- memcpy(__entry->fsid, fs_info->fs_devices->fsid, BTRFS_FSID_SIZE)
+({ \
+ if (fs_info) \
+ memcpy(__entry->fsid, fs_info->fs_devices->fsid, \
+ BTRFS_FSID_SIZE); \
+ else \
+ memset(__entry->fsid, 0, BTRFS_FSID_SIZE); \
+})
#define TP_STRUCT__entry_btrfs(args...) \
TP_STRUCT__entry( \
TP_ARGS(bg_cache)
);
+TRACE_EVENT(btrfs_set_extent_bit,
+ TP_PROTO(const struct extent_io_tree *tree,
+ u64 start, u64 len, unsigned set_bits),
+
+ TP_ARGS(tree, start, len, set_bits),
+
+ TP_STRUCT__entry_btrfs(
+ __field( unsigned, owner )
+ __field( u64, ino )
+ __field( u64, rootid )
+ __field( u64, start )
+ __field( u64, len )
+ __field( unsigned, set_bits)
+ ),
+
+ TP_fast_assign_btrfs(tree->fs_info,
+ __entry->owner = tree->owner;
+ if (tree->private_data) {
+ struct inode *inode = tree->private_data;
+
+ __entry->ino = btrfs_ino(BTRFS_I(inode));
+ __entry->rootid =
+ BTRFS_I(inode)->root->root_key.objectid;
+ } else {
+ __entry->ino = 0;
+ __entry->rootid = 0;
+ }
+ __entry->start = start;
+ __entry->len = len;
+ __entry->set_bits = set_bits;
+ ),
+
+ 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,
+ __entry->rootid, __entry->start, __entry->len,
+ __print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
+);
+
+TRACE_EVENT(btrfs_clear_extent_bit,
+ TP_PROTO(const struct extent_io_tree *tree,
+ u64 start, u64 len, unsigned clear_bits),
+
+ TP_ARGS(tree, start, len, clear_bits),
+
+ TP_STRUCT__entry_btrfs(
+ __field( unsigned, owner )
+ __field( u64, ino )
+ __field( u64, rootid )
+ __field( u64, start )
+ __field( u64, len )
+ __field( unsigned, clear_bits)
+ ),
+
+ TP_fast_assign_btrfs(tree->fs_info,
+ __entry->owner = tree->owner;
+ if (tree->private_data) {
+ struct inode *inode = tree->private_data;
+
+ __entry->ino = btrfs_ino(BTRFS_I(inode));
+ __entry->rootid =
+ BTRFS_I(inode)->root->root_key.objectid;
+ } else {
+ __entry->ino = 0;
+ __entry->rootid = 0;
+ }
+ __entry->start = start;
+ __entry->len = len;
+ __entry->clear_bits = clear_bits;
+ ),
+
+ 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,
+ __entry->rootid, __entry->start, __entry->len,
+ __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
+);
+
+TRACE_EVENT(btrfs_convert_extent_bit,
+ TP_PROTO(const struct extent_io_tree *tree,
+ u64 start, u64 len, unsigned set_bits, unsigned clear_bits),
+
+ TP_ARGS(tree, start, len, set_bits, clear_bits),
+
+ TP_STRUCT__entry_btrfs(
+ __field( unsigned, owner )
+ __field( u64, ino )
+ __field( u64, rootid )
+ __field( u64, start )
+ __field( u64, len )
+ __field( unsigned, set_bits)
+ __field( unsigned, clear_bits)
+ ),
+
+ TP_fast_assign_btrfs(tree->fs_info,
+ __entry->owner = tree->owner;
+ if (tree->private_data) {
+ struct inode *inode = tree->private_data;
+
+ __entry->ino = btrfs_ino(BTRFS_I(inode));
+ __entry->rootid =
+ BTRFS_I(inode)->root->root_key.objectid;
+ } else {
+ __entry->ino = 0;
+ __entry->rootid = 0;
+ }
+ __entry->start = start;
+ __entry->len = len;
+ __entry->set_bits = set_bits;
+ __entry->clear_bits = clear_bits;
+ ),
+
+ 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,
+ __entry->rootid, __entry->start, __entry->len,
+ __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
+ __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
+);
+
+DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
+ TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
+
+ TP_ARGS(eb, start_ns),
+
+ TP_STRUCT__entry_btrfs(
+ __field( u64, block )
+ __field( u64, generation )
+ __field( u64, start_ns )
+ __field( u64, end_ns )
+ __field( u64, diff_ns )
+ __field( u64, owner )
+ __field( int, is_log_tree )
+ ),
+
+ TP_fast_assign_btrfs(eb->fs_info,
+ __entry->block = eb->start;
+ __entry->generation = btrfs_header_generation(eb);
+ __entry->start_ns = start_ns;
+ __entry->end_ns = ktime_get_ns();
+ __entry->diff_ns = __entry->end_ns - start_ns;
+ __entry->owner = btrfs_header_owner(eb);
+ __entry->is_log_tree = (eb->log_index >= 0);
+ ),
+
+ TP_printk_btrfs(
+"block=%llu generation=%llu start_ns=%llu end_ns=%llu diff_ns=%llu owner=%llu is_log_tree=%d",
+ __entry->block, __entry->generation,
+ __entry->start_ns, __entry->end_ns, __entry->diff_ns,
+ __entry->owner, __entry->is_log_tree)
+);
+
+DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_read_lock,
+ TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
+
+ TP_ARGS(eb, start_ns)
+);
+
+DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_lock,
+ TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
+
+ TP_ARGS(eb, start_ns)
+);
+
+DECLARE_EVENT_CLASS(btrfs_locking_events,
+ TP_PROTO(const struct extent_buffer *eb),
+
+ TP_ARGS(eb),
+
+ TP_STRUCT__entry_btrfs(
+ __field( u64, block )
+ __field( u64, generation )
+ __field( u64, owner )
+ __field( int, is_log_tree )
+ ),
+
+ TP_fast_assign_btrfs(eb->fs_info,
+ __entry->block = eb->start;
+ __entry->generation = btrfs_header_generation(eb);
+ __entry->owner = btrfs_header_owner(eb);
+ __entry->is_log_tree = (eb->log_index >= 0);
+ ),
+
+ TP_printk_btrfs("block=%llu generation=%llu owner=%llu is_log_tree=%d",
+ __entry->block, __entry->generation,
+ __entry->owner, __entry->is_log_tree)
+);
+
+#define DEFINE_BTRFS_LOCK_EVENT(name) \
+DEFINE_EVENT(btrfs_locking_events, name, \
+ TP_PROTO(const struct extent_buffer *eb), \
+ \
+ TP_ARGS(eb) \
+)
+
+DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_unlock);
+DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock);
+DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock_blocking);
+DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_read);
+DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_write);
+DEFINE_BTRFS_LOCK_EVENT(btrfs_clear_lock_blocking_read);
+DEFINE_BTRFS_LOCK_EVENT(btrfs_clear_lock_blocking_write);
+DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock);
+DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_write_lock);
+DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_lock_atomic);
+
#endif /* _TRACE_BTRFS_H */
/* This part must be outside protection */
projects / linux-2.6-microblaze.git / blobdiff