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authorLiu Bo <bo.li.liu@oracle.com>2016-12-01 01:10:10 +0100
committerDavid Sterba <dsterba@suse.com>2017-01-09 11:27:07 +0100
commit7856654842bdbebc0fbcbf51573da5d70a787aba (patch)
tree4e51ee8a5434cf5cee3d2298ba48c9871b5d0ba5
parentBtrfs: add 'inode' for extent map tracepoint (diff)
downloadlinux-7856654842bdbebc0fbcbf51573da5d70a787aba.tar.xz
linux-7856654842bdbebc0fbcbf51573da5d70a787aba.zip
Btrfs: add truncated_len for ordered extent tracepoints
This can help us monitor truncated ordered extents. Signed-off-by: Liu Bo <bo.li.liu@oracle.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
-rw-r--r--include/trace/events/btrfs.h4
1 files changed, 4 insertions, 0 deletions
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)