lightnvm: pblk: add trace events for pblk state changes

Add trace events for tracking pblk state changes.

Signed-off-by: Hans Holmberg <hans.holmberg@cnexlabs.com>
Signed-off-by: Matias Bjørling <mb@lightnvm.io>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/lightnvm/pblk-init.c b/drivers/lightnvm/pblk-init.c
index fca37da16266..9aebdee8e4c9 100644
--- a/drivers/lightnvm/pblk-init.c
+++ b/drivers/lightnvm/pblk-init.c
@@ -1109,6 +1109,7 @@ static void *pblk_init(struct nvm_tgt_dev *dev, struct gendisk *tdisk,
         pblk->dev = dev;
         pblk->disk = tdisk;
         pblk->state = PBLK_STATE_RUNNING;
+        trace_pblk_state(pblk_disk_name(pblk), pblk->state);
         pblk->gc.gc_enabled = 0;
 
         if (!(geo->version == NVM_OCSSD_SPEC_12 ||