linux-kernel - Re: [PATCH 1/4] block: factor out a helper to set logical/physical block size

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Message-ID: <2ca75746-c630-4a15-bf5d-e9cb10b6e83c@acm.org>
Date: Tue, 4 Mar 2025 06:32:27 -0800
From: Bart Van Assche <bvanassche@....org>
To: linan666@...weicloud.com, axboe@...nel.dk, song@...nel.org,
 yukuai3@...wei.com, hare@...e.de, martin.petersen@...cle.com
Cc: linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-raid@...r.kernel.org, yangerkun@...wei.com, zhangxiaoxu5@...wei.com,
 wanghai38@...wei.com
Subject: Re: [PATCH 1/4] block: factor out a helper to set logical/physical
 block size

On 3/4/25 4:19 AM, linan666@...weicloud.com wrote:
> +EXPORT_SYMBOL(blk_set_block_size);

This function is exported without documenting what the requirements are
for calling this function? Yikes.

Is my understanding correct that it is only safe to apply changes made 
with blk_set_block_size() by calling
queue_limits_commit_update_frozen()?

Thanks,

Bart.