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-rw-r--r--fs/btrfs/btrfs_inode.h2
-rw-r--r--include/trace/events/btrfs.h21
2 files changed, 23 insertions, 0 deletions
diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h
index bed88811f686..427c8738a3bd 100644
--- a/fs/btrfs/btrfs_inode.h
+++ b/fs/btrfs/btrfs_inode.h
@@ -274,6 +274,8 @@ static inline void btrfs_mod_outstanding_extents(struct btrfs_inode *inode,
inode->outstanding_extents += mod;
if (btrfs_is_free_space_inode(inode))
return;
+ trace_btrfs_inode_mod_outstanding_extents(inode->root, btrfs_ino(inode),
+ mod);
}
static inline void btrfs_mod_reserved_extents(struct btrfs_inode *inode, int mod)
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
index bfe2f23b578c..5848ae7845da 100644
--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -1695,6 +1695,27 @@ DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
TP_ARGS(fs_info, oldref, newref, tree_size)
);
+TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
+ TP_PROTO(struct btrfs_root *root, u64 ino, int mod),
+
+ TP_ARGS(root, ino, mod),
+
+ TP_STRUCT__entry_btrfs(
+ __field( u64, root_objectid )
+ __field( u64, ino )
+ __field( int, mod )
+ ),
+
+ TP_fast_assign_btrfs(root->fs_info,
+ __entry->root_objectid = root->objectid;
+ __entry->ino = ino;
+ __entry->mod = mod;
+ ),
+
+ TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
+ show_root_type(__entry->root_objectid),
+ (unsigned long long)__entry->ino, __entry->mod)
+);
#endif /* _TRACE_BTRFS_H */
/* This part must be outside protection */