linux-kernel - Re: [PATCH] fs: inode: use queue_rcu_work() instead of call

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Message-ID: <bcc1c2ec-e3f9-34b2-659e-b71fd149f677@gmail.com>
Date:   Fri, 15 Oct 2021 16:28:10 +0800
From:   Zqiang <qiang.zhang1211@...il.com>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     willy@...radead.org, akpm@...ux-foundation.org,
        sunhao.th@...il.com, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] fs: inode: use queue_rcu_work() instead of call_rcu()


On 2021/10/15 下午4:04, Christoph Hellwig wrote:
> NAK.
>
> 1. We need to sort ounderlying issue first as I already said _twice_.
> 2. this has a major penality on all file systems

This problem report by sunhao,  the log

https://drive.google.com/file/d/1M5oyA_IcWSDB2XpnoX8SDmKJA3JhKltz/view?usp=sharing

but I can not find useful information, not sure if it is related to the loop device driver.
are you mean There is a problem about inode lifetime ?

Thanks
Zqiang