linux-kernel - Re: [PATCH v4 1/2] ksm: count allocated ksm rmap

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Message-ID: <YwYgXNJIzNxcVDnp@casper.infradead.org>
Date:   Wed, 24 Aug 2022 13:58:04 +0100
From:   Matthew Wilcox <willy@...radead.org>
To:     xu xin <cgel.zte@...il.com>
Cc:     akpm@...ux-foundation.org, corbet@....net, bagasdotme@...il.com,
        adobriyan@...il.com, hughd@...gle.com,
        linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-mm@...ck.org, xu xin <xu.xin16@....com.cn>,
        Xiaokai Ran <ran.xiaokai@....com.cn>,
        Yang Yang <yang.yang29@....com.cn>
Subject: Re: [PATCH v4 1/2] ksm: count allocated ksm rmap_items for each
 process

On Wed, Aug 24, 2022 at 12:46:15PM +0000, xu xin wrote:
>  #ifdef CONFIG_KSM
>  	ONE("ksm_merging_pages",  S_IRUSR, proc_pid_ksm_merging_pages),
> +	ONE("ksm_rmp_items",  S_IRUSR, proc_pid_ksm_rmp_items),

You misspelled "rmap" in the file name.

> +		/*
> +		 * Represent how many pages are checked for ksm merging
> +		 * including merged and not merged.
> +		 */
> +		unsigned long ksm_rmp_items;

Also here.