linux-kernel - Re: [PATCH] linux/blkdev.h: Use ilog2() directly in blksize

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Message-ID: <714861ac-50aa-465c-c28f-dce7e16d0313@acm.org>
Date:   Sat, 23 May 2020 11:33:14 -0700
From:   Bart Van Assche <bvanassche@....org>
To:     Kaitao Cheng <pilgrimtao@...il.com>, axboe@...nel.dk
Cc:     damien.lemoal@....com, ming.lei@...hat.com,
        martin.petersen@...cle.com, satyat@...gle.com,
        chaitanya.kulkarni@....com, houtao1@...wei.com,
        asml.silence@...il.com, ajay.joshi@....com,
        linux-kernel@...r.kernel.org, songmuchun@...edance.com
Subject: Re: [PATCH] linux/blkdev.h: Use ilog2() directly in blksize_bits()

On 2020-05-23 08:50, Kaitao Cheng wrote:
> blksize_bits() can be achieved through ilog2(), and ilog2() is
> more efficient.

If Jens agrees, how about removing the blksize_bits() function entirely
and to make all callers use ilog2() instead of blksize_bits()?

Thanks,

Bart.