diff options
| -rw-r--r-- | fs/btrfs/qgroup.c | 9 | ||||
| -rw-r--r-- | include/trace/events/btrfs.h | 89 |
2 files changed, 97 insertions, 1 deletions
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index 7173360eea7a..9e119552ed32 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -1463,6 +1463,7 @@ struct btrfs_qgroup_extent_record u64 bytenr = record->bytenr; assert_spin_locked(&delayed_refs->lock); + trace_btrfs_qgroup_insert_dirty_extent(record); while (*p) { parent_node = *p; @@ -1594,6 +1595,9 @@ static int qgroup_update_counters(struct btrfs_fs_info *fs_info, cur_old_count = btrfs_qgroup_get_old_refcnt(qg, seq); cur_new_count = btrfs_qgroup_get_new_refcnt(qg, seq); + trace_qgroup_update_counters(qg->qgroupid, cur_old_count, + cur_new_count); + /* Rfer update part */ if (cur_old_count == 0 && cur_new_count > 0) { qg->rfer += num_bytes; @@ -1683,6 +1687,9 @@ btrfs_qgroup_account_extent(struct btrfs_trans_handle *trans, goto out_free; BUG_ON(!fs_info->quota_root); + trace_btrfs_qgroup_account_extent(bytenr, num_bytes, nr_old_roots, + nr_new_roots); + qgroups = ulist_alloc(GFP_NOFS); if (!qgroups) { ret = -ENOMEM; @@ -1752,6 +1759,8 @@ int btrfs_qgroup_account_extents(struct btrfs_trans_handle *trans, record = rb_entry(node, struct btrfs_qgroup_extent_record, node); + trace_btrfs_qgroup_account_extents(record); + if (!ret) { /* * Use (u64)-1 as time_seq to do special search, which diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h index d866f21efbbf..467a4d205ff6 100644 --- a/include/trace/events/btrfs.h +++ b/include/trace/events/btrfs.h @@ -23,7 +23,7 @@ struct map_lookup; struct extent_buffer; struct btrfs_work; struct __btrfs_workqueue; -struct btrfs_qgroup_operation; +struct btrfs_qgroup_extent_record; #define show_ref_type(type) \ __print_symbolic(type, \ @@ -1231,6 +1231,93 @@ DEFINE_EVENT(btrfs__qgroup_delayed_ref, btrfs_qgroup_free_delayed_ref, TP_ARGS(ref_root, reserved) ); + +DECLARE_EVENT_CLASS(btrfs_qgroup_extent, + TP_PROTO(struct btrfs_qgroup_extent_record *rec), + + TP_ARGS(rec), + + TP_STRUCT__entry( + __field( u64, bytenr ) + __field( u64, num_bytes ) + ), + + TP_fast_assign( + __entry->bytenr = rec->bytenr, + __entry->num_bytes = rec->num_bytes; + ), + + TP_printk("bytenr = %llu, num_bytes = %llu", + (unsigned long long)__entry->bytenr, + (unsigned long long)__entry->num_bytes) +); + +DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents, + + TP_PROTO(struct btrfs_qgroup_extent_record *rec), + + TP_ARGS(rec) +); + +DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_insert_dirty_extent, + + TP_PROTO(struct btrfs_qgroup_extent_record *rec), + + TP_ARGS(rec) +); + +TRACE_EVENT(btrfs_qgroup_account_extent, + + TP_PROTO(u64 bytenr, u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots), + + TP_ARGS(bytenr, num_bytes, nr_old_roots, nr_new_roots), + + TP_STRUCT__entry( + __field( u64, bytenr ) + __field( u64, num_bytes ) + __field( u64, nr_old_roots ) + __field( u64, nr_new_roots ) + ), + + TP_fast_assign( + __entry->bytenr = bytenr; + __entry->num_bytes = num_bytes; + __entry->nr_old_roots = nr_old_roots; + __entry->nr_new_roots = nr_new_roots; + ), + + TP_printk("bytenr = %llu, num_bytes = %llu, nr_old_roots = %llu, " + "nr_new_roots = %llu", + __entry->bytenr, + __entry->num_bytes, + __entry->nr_old_roots, + __entry->nr_new_roots) +); + +TRACE_EVENT(qgroup_update_counters, + + TP_PROTO(u64 qgid, u64 cur_old_count, u64 cur_new_count), + + TP_ARGS(qgid, cur_old_count, cur_new_count), + + TP_STRUCT__entry( + __field( u64, qgid ) + __field( u64, cur_old_count ) + __field( u64, cur_new_count ) + ), + + TP_fast_assign( + __entry->qgid = qgid; + __entry->cur_old_count = cur_old_count; + __entry->cur_new_count = cur_new_count; + ), + + TP_printk("qgid = %llu, cur_old_count = %llu, cur_new_count = %llu", + __entry->qgid, + __entry->cur_old_count, + __entry->cur_new_count) +); + #endif /* _TRACE_BTRFS_H */ /* This part must be outside protection */ |