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From: David Hildenbrand <david@redhat.com>
To: Wei Yang <richard.weiyang@gmail.com>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH v1 2/2] mm/highmem: make nr_free_highpages() return "unsigned long"
Date: Mon, 10 Jun 2024 10:23:13 +0200	[thread overview]
Message-ID: <962615d7-d20f-43c2-84a4-a7b99d8dfeca@redhat.com> (raw)
In-Reply-To: <20240608005144.ypbq4442bh46tmqb@master>

On 08.06.24 02:51, Wei Yang wrote:
> On Fri, Jun 07, 2024 at 10:37:11AM +0200, David Hildenbrand wrote:
>> It looks rather weird that totalhigh_pages() returns an
>> "unsigned long" but nr_free_highpages() returns an "unsigned int".
>>
>> Let's return an "unsigned long" from nr_free_highpages() to be
>> consistent.
>>
>> While at it, use a plain "0" instead of a "0UL" in the !CONFIG_HIGHMEM
>> totalhigh_pages() implementation, to make these look alike as well.
> 
> I am not sure why not use 0UL for both?

See my reply to Oscar, thanks for the review!

-- 
Cheers,

David / dhildenb


  reply	other threads:[~2024-06-10  8:23 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-07  8:37 [PATCH v1 0/2] mm/highmem: don't track highmem pages manually David Hildenbrand
2024-06-07  8:37 ` [PATCH v1 1/2] mm/highmem: reimplement totalhigh_pages() by walking zones David Hildenbrand
2024-06-07 21:04   ` David Hildenbrand
2024-06-08  0:48   ` Wei Yang
2024-06-10  3:23   ` Oscar Salvador
2024-06-07  8:37 ` [PATCH v1 2/2] mm/highmem: make nr_free_highpages() return "unsigned long" David Hildenbrand
2024-06-08  0:51   ` Wei Yang
2024-06-10  8:23     ` David Hildenbrand [this message]
2024-06-10  3:40   ` Oscar Salvador
2024-06-10  8:22     ` David Hildenbrand
2024-06-11  0:56       ` Wei Yang
2024-06-11  9:20         ` David Hildenbrand
2024-06-12  7:01           ` Wei Yang
2024-06-12  7:22             ` David Hildenbrand
2024-06-12  7:34               ` Wei Yang
2024-06-08  0:45 ` [PATCH v1 0/2] mm/highmem: don't track highmem pages manually Wei Yang

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