diff options
| author | Josef Bacik <josef@toxicpanda.com> | 2020-10-09 16:28:28 +0300 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2021-02-09 00:58:59 +0300 |
| commit | 4b02b00fe5f1377f3dbfb168dfcfebf3d7a9632f (patch) | |
| tree | e7adf15624c96c42d0039ef7be1b9a46a17ea06f /include | |
| parent | 88a777a6e5272106bdc96b1032d89b0ddc0e526f (diff) | |
| download | linux-4b02b00fe5f1377f3dbfb168dfcfebf3d7a9632f.tar.xz | |
btrfs: adjust the flush trace point to include the source
Since we have normal ticketed flushing and preemptive flushing, adjust
the tracepoint so that we know the source of the flushing action to make
it easier to debug problems.
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/trace/events/btrfs.h | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h index 8a7c163907a2..807921de6b32 100644 --- a/include/trace/events/btrfs.h +++ b/include/trace/events/btrfs.h @@ -1113,15 +1113,16 @@ TRACE_EVENT(btrfs_trigger_flush, 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, @@ -1129,15 +1130,16 @@ 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, __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, |