Spdk/test/unit/lib/bdev/bdev.c
lorneli 02be32d482 bdev: optimize coversion of bytes to blocks
Since division is more expensive than right shift operator, in
function spdk_bdev_bytes_to_blocks, use right shift instead of
division if the blocklen of bdev is a power of two.

Change-Id: Ib3dbc792e86582bba30b3dc028efbd12c69075ba
Signed-off-by: lorneli <lorneli@163.com>
Reviewed-on: https://review.gerrithub.io/438318
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Pawel Wodkowski <pawelx.wodkowski@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Darek Stojaczyk <dariusz.stojaczyk@intel.com>
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
2019-01-02 08:31:59 +00:00
..
.gitignore test: add unit test framework for bdev.c 2017-07-05 15:09:46 -04:00
bdev_ut.c bdev: optimize coversion of bytes to blocks 2019-01-02 08:31:59 +00:00
Makefile build: remove duplicate spdk.app.mk includes 2018-12-11 18:07:53 +00:00