linux-kernel - Re: [PATCH -next 1/3] blktrace: introduce 'blk_trace_swicth

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Date:   Tue, 18 Oct 2022 00:40:27 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Ye Bin <yebin10@...wei.com>
Cc:     axboe@...nel.dk, rostedt@...dmis.org, mhiramat@...nel.org,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH -next 1/3] blktrace: introduce 'blk_trace_swicth_state'
 helper

On Mon, Oct 17, 2022 at 02:53:19PM +0800, Ye Bin wrote:
> +static int blk_trace_switch_state(struct blk_trace *bt, int start)

This is a very confusing helper.  Please split it into two helpers
(e.g. blk_trace_{start,stop}) instead of the awakward int used as
boolean argument that makes it do two entirely unrelated things.