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| author |   Guoju Fang <fangguoju@gmail.com> | 2020-01-24 01:01:38 +0800 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2020-01-23 11:40:02 -0700 |
| commit | d44330b7f13e7f243f7d0e0426741219708ff7de (patch) | |
| tree | e4f55739b8d9a345aaeb23b92902c814f45a8104 /include/trace/events | |
| parent | bcache: avoid unnecessary btree nodes flushing in btree_flush_write() (diff) | |
| download | linux-dev-d44330b7f13e7f243f7d0e0426741219708ff7de.tar.xz linux-dev-d44330b7f13e7f243f7d0e0426741219708ff7de.zip | |
bcache: print written and keys in trace_bcache_btree_write
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@gmail.com>
Signed-off-by: Coly Li <colyli@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/trace/events')
| -rw-r--r-- | include/trace/events/bcache.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/trace/events/bcache.h b/include/trace/events/bcache.h index e4526f85c19d..0bddea663b3b 100644 --- a/include/trace/events/bcache.h +++ b/include/trace/events/bcache.h @@ -275,7 +275,8 @@ TRACE_EVENT(bcache_btree_write, __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, |