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| author | David Sterba <dsterba@suse.com> | 2018-04-03 21:45:57 +0200 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2018-05-28 18:07:17 +0200 |
| commit | f46b24c9457143a367c6707eac82d546e2bcf280 (patch) | |
| tree | cb09021515f8ed1eb2af36f764c39ac9e5e3f6fb /include/trace | |
| parent | 0e08eb9b1c1701f1fda8e8d7f4d2b93e7e54941f (diff) | |
| download | lwn-f46b24c9457143a367c6707eac82d546e2bcf280.tar.gz lwn-f46b24c9457143a367c6707eac82d546e2bcf280.zip | |
btrfs: use fs_info for btrfs_handle_em_exist tracepoint
We really want to know to which filesystem the extent map events belong,
but as it cannot be reached from the extent_map pointers, we need to
pass it down the callchain.
Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/events/btrfs.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h index 9be469706d30..d78d8ab4bc86 100644 --- a/include/trace/events/btrfs.h +++ b/include/trace/events/btrfs.h @@ -256,11 +256,13 @@ TRACE_EVENT_CONDITION(btrfs_get_extent, TRACE_EVENT(btrfs_handle_em_exist, - TP_PROTO(const struct extent_map *existing, const struct extent_map *map, u64 start, u64 len), + TP_PROTO(struct btrfs_fs_info *fs_info, + const struct extent_map *existing, const struct extent_map *map, + u64 start, u64 len), - TP_ARGS(existing, map, start, len), + TP_ARGS(fs_info, existing, map, start, len), - TP_STRUCT__entry( + TP_STRUCT__entry_btrfs( __field( u64, e_start ) __field( u64, e_len ) __field( u64, map_start ) @@ -269,7 +271,7 @@ TRACE_EVENT(btrfs_handle_em_exist, __field( u64, len ) ), - TP_fast_assign( + TP_fast_assign_btrfs(fs_info, __entry->e_start = existing->start; __entry->e_len = existing->len; __entry->map_start = map->start; @@ -278,7 +280,7 @@ TRACE_EVENT(btrfs_handle_em_exist, __entry->len = len; ), - TP_printk("start=%llu len=%llu " + TP_printk_btrfs("start=%llu len=%llu " "existing(start=%llu len=%llu) " "em(start=%llu len=%llu)", __entry->start, |