linux-kernel - Re: [PATCH v3 1/7] hugetlb: code clean for hugetlb_hstate_alloc

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Date: Thu, 11 Jan 2024 11:34:32 +0800
From: Gang Li <gang.li@...ux.dev>
To: Tim Chen <tim.c.chen@...ux.intel.com>
Cc: linux-mm@...ck.org, Mike Kravetz <mike.kravetz@...cle.com>,
 David Rientjes <rientjes@...gle.com>, linux-kernel@...r.kernel.org,
 David Hildenbrand <david@...hat.com>, ligang.bdlg@...edance.com,
 Muchun Song <muchun.song@...ux.dev>,
 Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH v3 1/7] hugetlb: code clean for hugetlb_hstate_alloc_pages



On 2024/1/11 05:55, Tim Chen wrote:
> On Tue, 2024-01-02 at 21:12 +0800, Gang Li wrote:
>> The readability of `hugetlb_hstate_alloc_pages` is poor. By cleaning the
>> code, its readability can be improved, facilitating future modifications.
>>
>> This patch extracts two functions to reduce the complexity of
>> `hugetlb_hstate_alloc_pages` and has no functional changes.
>>
>> - hugetlb_hstate_alloc_pages_node_specific() to handle iterates through
>>    each online node and performs allocation if necessary.
>> - hugetlb_hstate_alloc_pages_report() report error during allocation.
>>    And the value of h->max_huge_pages is updated accordingly.
> 
> Minor nit, I think hugetlb_hstate_alloc_pages_errcheck() is more
> descriptive than hugetlb_hstate_alloc_pages_report().

Thanks! This looks more intuitive.

> 
> Otherwise
> 
> Reviewed-by: Tim Chen <tim.c.chen@...ux.intel.com>
>