For LightNVM, the PPA completion status is communicated through DW0 and DW1 of the completion queue entry. The patch is based on top of Christoph's
"nvme: return the whole CQE through the request passthrough interface" that exposes the full CQE during completion. Matias Bjørling (1): nvme: lightnvm: return ppa completion status drivers/nvme/host/lightnvm.c | 17 +++++++++++++++-- include/linux/lightnvm.h | 1 + 2 files changed, 16 insertions(+), 2 deletions(-) -- 2.1.4
