linux-kernel - Re: [PATCH v2 2/8] riscv: mm: Change attribute from __init to _

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Message-ID: <4551ca95-8ca2-49d5-92ff-15f490640ed9@redhat.com>
Date: Tue, 14 May 2024 17:59:35 +0200
From: David Hildenbrand <david@...hat.com>
To: Björn Töpel <bjorn@...nel.org>,
 Alexandre Ghiti <alexghiti@...osinc.com>, Albert Ou <aou@...s.berkeley.edu>,
 Palmer Dabbelt <palmer@...belt.com>, Paul Walmsley
 <paul.walmsley@...ive.com>, linux-riscv@...ts.infradead.org
Cc: Björn Töpel <bjorn@...osinc.com>,
 Andrew Bresticker <abrestic@...osinc.com>,
 Chethan Seshadri <Chethan.Seshadri@...alinasystems.io>,
 Lorenzo Stoakes <lstoakes@...il.com>, Oscar Salvador <osalvador@...e.de>,
 Santosh Mamila <santosh.mamila@...alinasystems.io>,
 Sivakumar Munnangi <siva.munnangi@...alinasystems.io>,
 Sunil V L <sunilvl@...tanamicro.com>, linux-kernel@...r.kernel.org,
 linux-mm@...ck.org, virtualization@...ts.linux-foundation.org
Subject: Re: [PATCH v2 2/8] riscv: mm: Change attribute from __init to
 __meminit for page functions

On 14.05.24 16:04, Björn Töpel wrote:
> From: Björn Töpel <bjorn@...osinc.com>
> 
> Prepare for memory hotplugging support by changing from __init to
> __meminit for the page table functions that are used by the upcoming
> architecture specific callbacks.
> 
> Changing the __init attribute to __meminit, avoids that the functions
> are removed after init. The __meminit attribute makes sure the
> functions are kept in the kernel text post init, but only if memory
> hotplugging is enabled for the build.
> 
> Also, make sure that the altmap parameter is properly passed on to
> vmemmap_populate_hugepages().
> 
> Signed-off-by: Björn Töpel <bjorn@...osinc.com>
> ---

Reviewed-by: David Hildenbrand <david@...hat.com>

-- 
Cheers,

David / dhildenb