Introduce block size histogram statics for block devices.
For read/write/flush operation type, the block size region
[0, +inf) is divided into subregions by several points.
It works like block latency histogram.
Signed-off-by: zhenwei pi
Reviewed-by: Vladimir Sementsov-Ogievskiy
---
block/acco
Introduce block size histogram statics for block devices.
For read/write/flush operation type, the block size region
[0, +inf) is divided into subregions by several points.
It works like block latency histogram.
Signed-off-by: zhenwei pi
Reviewed-by: Vladimir Sementsov-Ogievskiy
---
block/acco
