In commit 9ea9b9c48387 ("remove the lightnvm subsystem") the lightnvm subsystem was removed as there is no hardware in the wild for it, and the code is known to have problems. This should also be disabled for older LTS kernels as well to prevent anyone from accidentally using it. Cc: Christoph Hellwig <hch@xxxxxx> Cc: Matias Bjørling <mb@xxxxxxxxxxx> Cc: Javier González <javier@xxxxxxxxxxx> Cc: Jens Axboe <axboe@xxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/lightnvm/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/lightnvm/Kconfig +++ b/drivers/lightnvm/Kconfig @@ -4,7 +4,7 @@ menuconfig NVM bool "Open-Channel SSD target support" - depends on BLOCK && HAS_DMA + depends on BLOCK && HAS_DMA && BROKEN help Say Y here to get to enable Open-channel SSDs.