[Ocfs2-devel] [PATCH v2] blkdev: Replace blksize_bits() with ilog2()
Jens Axboe
axboe at kernel.dk
Fri May 29 07:13:34 PDT 2020
On 5/29/20 8:11 AM, Kaitao Cheng wrote:
> There is a function named ilog2() exist which can replace blksize.
> The generated code will be shorter and more efficient on some
> architecture, such as arm64. And ilog2() can be optimized according
> to different architecture.
When you posted this last time, I said:
"I like the simplification, but do you have any results to back up
that claim? Is the generated code shorter? Runs faster?"
which you handily ignored, yet sending out a new version. I'm not
going to apply this without justification, your commit message is
handwavy at best.
--
Jens Axboe
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