From 7856654842bdbebc0fbcbf51573da5d70a787aba Mon Sep 17 00:00:00 2001 From: Liu Bo Date: Wed, 30 Nov 2016 16:10:10 -0800 Subject: [PATCH] Btrfs: add truncated_len for ordered extent tracepoints This can help us monitor truncated ordered extents. Signed-off-by: Liu Bo Reviewed-by: David Sterba Signed-off-by: David Sterba --- include/trace/events/btrfs.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h index 3048f5205363..2026a89786b0 100644 --- a/include/trace/events/btrfs.h +++ b/include/trace/events/btrfs.h @@ -263,6 +263,7 @@ DECLARE_EVENT_CLASS(btrfs__ordered_extent, __field( int, compress_type ) __field( int, refs ) __field( u64, root_objectid ) + __field( u64, truncated_len ) ), TP_fast_assign_btrfs(btrfs_sb(inode->i_sb), @@ -277,10 +278,12 @@ DECLARE_EVENT_CLASS(btrfs__ordered_extent, __entry->refs = atomic_read(&ordered->refs); __entry->root_objectid = BTRFS_I(inode)->root->root_key.objectid; + __entry->truncated_len = ordered->truncated_len; ), TP_printk_btrfs("root = %llu(%s), ino = %llu, file_offset = %llu, " "start = %llu, len = %llu, disk_len = %llu, " + "truncated_len = %llu, " "bytes_left = %llu, flags = %s, compress_type = %d, " "refs = %d", show_root_type(__entry->root_objectid), @@ -289,6 +292,7 @@ DECLARE_EVENT_CLASS(btrfs__ordered_extent, (unsigned long long)__entry->start, (unsigned long long)__entry->len, (unsigned long long)__entry->disk_len, + (unsigned long long)__entry->truncated_len, (unsigned long long)__entry->bytes_left, show_ordered_flags(__entry->flags), __entry->compress_type, __entry->refs) -- 2.45.2