On Tue, Jan 23, 2024 at 02:12:37PM +0900, Damien Le Moal wrote: > > blk_queue_max_discard_sectors(queue, max_discard_sectors); > > This function references max_user_discard_sectors but that access is done > without holding the queue limits mutex. Is that safe ? No. But fixing nvme will be done in a follow series.