linux-kernel - Re: [PATCH] mm: cleancache: fix potential race in cleancache apis

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Message-ID: <YN15Sy8/Yy33hGlz@infradead.org>
Date:   Thu, 1 Jul 2021 09:14:03 +0100
From:   Christoph Hellwig <hch@...radead.org>
To:     Matthew Wilcox <willy@...radead.org>
Cc:     "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        ????????? <ohoono.kwon@...sung.com>,
        "akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
        "konrad.wilk@...cle.com" <konrad.wilk@...cle.com>,
        "ohkwon1043@...il.com" <ohkwon1043@...il.com>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mm: cleancache: fix potential race in cleancache apis

On Wed, Jun 30, 2021 at 12:26:57PM +0100, Matthew Wilcox wrote:
> I have a commit I haven't submitted yet with this changelog:
> 
>     Remove cleancache
> 
>     The last cleancache backend was deleted in v5.3 ("xen: remove tmem
>     driver"), so it has been unused since.  Remove all its filesystem hooks.
> 
>     Signed-off-by: Matthew Wilcox (Oracle) <willy@...radead.org>

This would be really helpful.  cleancache is such mess.