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Message-ID: <92be54eb-b28c-474d-a107-bdb8c6c69820@linux-m68k.org>
Date: Thu, 23 Apr 2026 07:29:54 +1000
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Subject: Re: [PATCH RFC v3 10/19] mm: remove arch
 vma_alloc_zeroed_movable_folio overrides
To: "Michael S. Tsirkin" <mst@redhat.com>, linux-kernel@vger.kernel.org
Cc: Andrew Morton <akpm@linux-foundation.org>,
 David Hildenbrand <david@kernel.org>, Vlastimil Babka <vbabka@kernel.org>,
 Brendan Jackman <jackmanb@google.com>, Michal Hocko <mhocko@suse.com>,
 Suren Baghdasaryan <surenb@google.com>, Jason Wang <jasowang@redhat.com>,
 Andrea Arcangeli <aarcange@redhat.com>, Gregory Price <gourry@gourry.net>,
 linux-mm@kvack.org, virtualization@lists.linux.dev,
 Richard Henderson <richard.henderson@linaro.org>,
 Matt Turner <mattst88@gmail.com>, Magnus Lindholm <linmag7@gmail.com>,
 Geert Uytterhoeven <geert@linux-m68k.org>, Heiko Carstens
 <hca@linux.ibm.com>, Vasily Gorbik <gor@linux.ibm.com>,
 Alexander Gordeev <agordeev@linux.ibm.com>,
 Christian Borntraeger <borntraeger@linux.ibm.com>,
 Sven Schnelle <svens@linux.ibm.com>, Thomas Gleixner <tglx@kernel.org>,
 Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
 Dave Hansen <dave.hansen@linux.intel.com>, x86@kernel.org,
 "H. Peter Anvin" <hpa@zytor.com>, linux-alpha@vger.kernel.org,
 linux-m68k@lists.linux-m68k.org, linux-s390@vger.kernel.org
References: <cover.1776808209.git.mst@redhat.com>
 <006f9142e591ba8c340c3b354aee76aec5c285b9.1776808210.git.mst@redhat.com>
Content-Language: en-US
From: Greg Ungerer <gerg@linux-m68k.org>
In-Reply-To: <006f9142e591ba8c340c3b354aee76aec5c285b9.1776808210.git.mst@redhat.com>
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On 22/4/26 08:01, Michael S. Tsirkin wrote:
> Now that the generic vma_alloc_zeroed_movable_folio() uses
> __GFP_ZERO, the arch-specific macros on alpha, m68k, s390, and
> x86 that did the same thing are redundant.  Remove them.
> 
> arm64 is not affected: it has a real function override that
> handles MTE tag zeroing, not just __GFP_ZERO.
> 
> Suggested-by: David Hildenbrand <david@kernel.org>
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> ---
>   arch/alpha/include/asm/page.h   | 3 ---
>   arch/m68k/include/asm/page_no.h | 3 ---

For arch/m68k/include/asm/page_no.h:

Acked-by: Greg Ungerer <gerg@linux-m68k.org>