On 2019/12/3 11:48 上午, Guoju Fang wrote:
> It's useful to dump written block and keys on btree write, this patch
> add them into trace_bcache_btree_write.
>
> Signed-off-by: Guoju Fang <fangguoju@xxxxxxxxx>
It is OK to me, added it in my for-test directory. This patch will run
with other development patches for Linux v5.6 merge window.
Thanks.
> ---
> include/trace/events/bcache.h | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/include/trace/events/bcache.h b/include/trace/events/bcache.h
> index e4526f8..0bddea6 100644
> --- a/include/trace/events/bcache.h
> +++ b/include/trace/events/bcache.h
> @@ -275,7 +275,8 @@
> __entry->keys = b->keys.set[b->keys.nsets].data->keys;
> ),
>
> - TP_printk("bucket %zu", __entry->bucket)
> + TP_printk("bucket %zu written block %u + %u",
> + __entry->bucket, __entry->block, __entry->keys)
> );
>
> DEFINE_EVENT(btree_node, bcache_btree_node_alloc,
>
--
Coly Li
