From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 890D63A1CFF for ; Wed, 21 Jan 2026 12:05:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768997142; cv=none; b=GPDe7OU98yfphO5J3T4umFlQahmykTIR9deQbDNMXSkCCzFeRn4mHfJJLab7Td+XY0nhd+GzJtUb1FzLtSH/lNZt+8cfWjx+tVlJ+doROnEHXMxLVWZEy7FlLIrPjzMeuhilTB791k7ZJ1+xtq2CbzaENgBg23PS2JdYiKDWWbU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768997142; c=relaxed/simple; bh=YxxKP2xdVcpV/4c48pK90RgKaoPrMTMyK21rhMCrMyg=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=akT8ABXyJXjRL2ZDuma4AV4oSMssmV879knY/feN6wlj+/h0Zbaf/gAzuVoyaZ4lGttf555VlYtKvW4EAj1aUnOZdu8sugFcf1am2sMM7BWzgLjvb470pGabsvAb9wG6fhd1SHuq4keM/7/yV7pGf5IhS5T5b+SzuxroZdjVVuc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=UEBdEF8x; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="UEBdEF8x" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2D3CEC116D0; Wed, 21 Jan 2026 12:05:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768997142; bh=YxxKP2xdVcpV/4c48pK90RgKaoPrMTMyK21rhMCrMyg=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=UEBdEF8xOj6SZnXDosEKklPeckjiET3n9GqbmRelhrSWCfuGR/PNuIT8HclMeuDUY ScszL4n+Wm8xZhj0R9jhVoyuGMe9cuH7W+P5gRIepzSzPsXN07MzuZs8t/lcSIwzaS fJai5alJzpWbb9l6rvnjDPVxT3mtN2AlqPSp1raTQJwO8K5KSYO4jIHNVTkbEXaUSx SR/CiNMxp+ThAe6kGPMK1hhk1gTzfPgBO7v9NdSQBxZajMWQAH2Bp8a+g4Uhq2KH0W MZDLZ4RiQ9Ds/zsjHJe1BeYL5ne7IIRCYvtVrqu6drx+lWk3HdZ2uQe589mJOvRVJF A01mklmx1hfNA== Message-ID: <39f4490a-d713-44a8-a1d7-3568b01b3dc2@kernel.org> Date: Wed, 21 Jan 2026 13:05:36 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] mm/pagewalk: use min() to simplify the code To: zenghongling , akpm@linux-foundation.org, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, vbabka@suse.cz, rppt@kernel.org, surenb@google.com, mhocko@suse.com Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, zhongling0719@126.com, Sahil Chandna References: <20260120094932.183697-1-zenghongling@kylinos.cn> From: "David Hildenbrand (Red Hat)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 1/20/26 10:49, zenghongling wrote: > Use the min() macro to simplify the function and improve > its readability. > > Signed-off-by: zenghongling > --- > mm/pagewalk.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/mm/pagewalk.c b/mm/pagewalk.c > index 9f91cf85a5be..82db421b5b34 100644 > --- a/mm/pagewalk.c > +++ b/mm/pagewalk.c > @@ -313,7 +313,7 @@ static unsigned long hugetlb_entry_end(struct hstate *h, unsigned long addr, > unsigned long end) > { > unsigned long boundary = (addr & huge_page_mask(h)) + huge_page_size(h); > - return boundary < end ? boundary : end; > + return min(boundary, end); There was a length discussion recently about changing this code: https://lore.kernel.org/linux-mm/35ab82f052d248c0047c10bf01853e37e4f9b4e4.1764312627.git.chandna.sahil@gmail.com/ Changing the min only LGTM. Acked-by: David Hildenbrand (Red Hat) -- Cheers David