Re: [PATCH] x86,NUMA:Get the number of ram pages directly in numa_meminfo_cover_memory()

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To: Liam Ni <zhiguangni01@xxxxxxxxx>, dave.hansen@xxxxxxxxxxxxxxx, luto@xxxxxxxxxx, peterz@xxxxxxxxxxxxx, tglx@xxxxxxxxxxxxx, mingo@xxxxxxxxxx, bp@xxxxxxxxx, hpa@xxxxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, rppt@xxxxxxxxxx
Subject: Re: [PATCH] x86,NUMA:Get the number of ram pages directly in numa_meminfo_cover_memory()
From: Dave Hansen <dave.hansen@xxxxxxxxx>
Date: Wed, 21 Jun 2023 10:49:31 -0700
Cc: x86@xxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx
In-reply-to: <20230615142016.419570-1-zhiguangni01@gmail.com>
References: <20230615142016.419570-1-zhiguangni01@gmail.com>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.11.0

On 6/15/23 07:20, Liam Ni wrote:
> In a previous implementation,The ram page is calculated
> by counting the number of holes,
> however,the number of ram pages is calculated during hole calculation.
> Therefore,we can directly calculate the amount of ram pages.

What problem does this patch solve?

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  - From: Liam Ni

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