[axboe-block:for-next] [block] bd4a633b6f: fsmark.files_per_sec -64.5% regression

[Christoph Hellwig]

This is odd to say at least.  Any chance you can check the value
of /sys/block/$DEVICE/queue/rotational for the relevant device before
and after this commit?  And is this an ATA or NVMe SSD?