linux-kernel - Re: [RESEND PATCH v4 3/3] fs/dcache: Track & report number of negative dentries

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Message-ID: <20190204222339.GQ11489@garbanzo.do-not-panic.com>
Date:   Mon, 4 Feb 2019 14:23:39 -0800
From:   Luis Chamberlain <mcgrof@...nel.org>
To:     Waiman Long <longman@...hat.com>
Cc:     Alexander Viro <viro@...iv.linux.org.uk>,
        Jonathan Corbet <corbet@....net>,
        Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-mm@...ck.org, linux-doc@...r.kernel.org,
        Kees Cook <keescook@...omium.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Jan Kara <jack@...e.cz>,
        "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
        Ingo Molnar <mingo@...nel.org>,
        Miklos Szeredi <mszeredi@...hat.com>,
        Matthew Wilcox <willy@...radead.org>,
        Larry Woodman <lwoodman@...hat.com>,
        James Bottomley <James.Bottomley@...senPartnership.com>,
        "Wangkai (Kevin C)" <wangkai86@...wei.com>,
        Michal Hocko <mhocko@...nel.org>
Subject: Re: [RESEND PATCH v4 3/3] fs/dcache: Track & report number of
 negative dentries

Small nit below.

On Wed, Jan 30, 2019 at 01:52:38PM -0500, Waiman Long wrote:
> diff --git a/Documentation/sysctl/fs.txt b/Documentation/sysctl/fs.txt
>  
> +nr_negative shows the number of unused dentries that are also
> +negative dentries which do not mapped to actual files.

                     which are not mapped to actual files

Is that what you meant?

  Luis