Hi Greg, The mq-deadline 'async_depth' sysfs attribute doesn't behave as intended. This patch series fixes the implementation of that attribute. The original patch series is available here: https://lore.kernel.org/linux-block/20240509170149.7639-1-bvanassche@xxxxxxx/ Thanks, Bart. Bart Van Assche (2): block: Call .limit_depth() after .hctx has been set block/mq-deadline: Fix the tag reservation code block/blk-mq.c | 6 +++++- block/mq-deadline.c | 20 +++++++++++++++++--- 2 files changed, 22 insertions(+), 4 deletions(-)