From: Filipe Manana Date: Mon, 11 May 2026 14:51:13 +0000 (+0100) Subject: btrfs: tracepoints: add trace event for btrfs_record_unlink_dir() X-Git-Url: http://git.ipfire.org/gitweb/?a=commitdiff_plain;h=bc620c48b51ef18ce9331ec0cc4301d3dc059ff3;p=thirdparty%2Flinux.git btrfs: tracepoints: add trace event for btrfs_record_unlink_dir() btrfs_record_unlink_dir() is an important operation that affects inode logging and is called during unlink and rename operations. Add a trace event for it to help debug issues. Reviewed-by: Johannes Thumshirn Signed-off-by: Filipe Manana Signed-off-by: David Sterba --- diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index 2ed15485fe5a5..627705faa851b 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -7938,6 +7938,8 @@ void btrfs_record_unlink_dir(struct btrfs_trans_handle *trans, struct btrfs_inode *dir, struct btrfs_inode *inode, bool for_rename) { + trace_btrfs_record_unlink_dir(trans, dir, inode, for_rename); + /* * when we're logging a file, if it hasn't been renamed * or unlinked, and its inode is fully committed on disk, diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h index dd7731b484aaf..1571c445abe6d 100644 --- a/include/trace/events/btrfs.h +++ b/include/trace/events/btrfs.h @@ -1400,6 +1400,37 @@ TRACE_EVENT(btrfs_log_new_delayed_dentries_exit, __entry->ino, __entry->ret) ); +TRACE_EVENT(btrfs_record_unlink_dir, + + TP_PROTO(const struct btrfs_trans_handle *trans, + const struct btrfs_inode *dir, + const struct btrfs_inode *inode, + bool for_rename), + + TP_ARGS(trans, dir, inode, for_rename), + + TP_STRUCT__entry_btrfs( + __field( u64, root_objectid ) + __field( u64, transid ) + __field( u64, ino ) + __field( u64, dir ) + __field( bool, for_rename ) + ), + + TP_fast_assign( + TP_fast_assign_fsid(trans->fs_info); + __entry->root_objectid = btrfs_root_id(inode->root); + __entry->transid = trans->transid; + __entry->ino = btrfs_ino(inode); + __entry->dir = btrfs_ino(dir); + __entry->for_rename = for_rename; + ), + + TP_printk_btrfs("root=%llu(%s) transid=%llu ino=%llu dir=%llu for_rename=%d", + show_root_type(__entry->root_objectid), __entry->transid, + __entry->ino, __entry->dir, __entry->for_rename) +); + TRACE_EVENT(btrfs_sync_fs, TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),