[dm-devel] [PATCH] block: allow max_discard_segments to be stacked

[Jens Axboe]

On 7/20/18 11:57 AM, Mike Snitzer wrote:
> Set max_discard_segments to USHRT_MAX in blk_set_stacking_limits() so
> that blk_stack_limits() can stack up this limit for stacked devices.
> 
> before:
> 
> $ cat /sys/block/nvme0n1/queue/max_discard_segments
> 256
> $ cat /sys/block/dm-0/queue/max_discard_segments
> 1
> 
> after:
> 
> $ cat /sys/block/nvme0n1/queue/max_discard_segments
> 256
> $ cat /sys/block/dm-0/queue/max_discard_segments
> 256

Applied, thanks Mike.

-- 
Jens Axboe