From: Greg Ungerer <gerg@linux-m68k.org>
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
Subject: Re: [PATCH RFC v3 10/19] mm: remove arch vma_alloc_zeroed_movable_folio overrides
Date: Thu, 23 Apr 2026 07:29:54 +1000 [thread overview]
Message-ID: <92be54eb-b28c-474d-a107-bdb8c6c69820@linux-m68k.org> (raw)
In-Reply-To: <006f9142e591ba8c340c3b354aee76aec5c285b9.1776808210.git.mst@redhat.com>
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>
next prev parent reply other threads:[~2026-04-22 21:30 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-21 22:01 [PATCH RFC v3 00/19] mm/virtio: skip redundant zeroing of host-zeroed reported pages Michael S. Tsirkin
2026-04-21 22:01 ` [PATCH RFC v3 01/19] mm: thread user_addr through page allocator for cache-friendly zeroing Michael S. Tsirkin
2026-04-22 19:47 ` Gregory Price
2026-04-22 20:32 ` Michael S. Tsirkin
2026-04-22 21:20 ` Michael S. Tsirkin
2026-04-21 22:01 ` [PATCH RFC v3 02/19] mm: add folio_zero_user stub for configs without THP/HUGETLBFS Michael S. Tsirkin
2026-04-21 22:01 ` [PATCH RFC v3 03/19] mm: page_alloc: move prep_compound_page before post_alloc_hook Michael S. Tsirkin
2026-04-21 22:01 ` [PATCH RFC v3 04/19] mm: use folio_zero_user for user pages in post_alloc_hook Michael S. Tsirkin
2026-04-21 22:01 ` [PATCH RFC v3 05/19] mm: use __GFP_ZERO in vma_alloc_zeroed_movable_folio Michael S. Tsirkin
2026-04-21 22:01 ` [PATCH RFC v3 06/19] mm: use __GFP_ZERO in alloc_anon_folio Michael S. Tsirkin
2026-04-21 22:01 ` [PATCH RFC v3 07/19] mm: use __GFP_ZERO in vma_alloc_anon_folio_pmd Michael S. Tsirkin
2026-04-21 22:01 ` [PATCH RFC v3 08/19] mm: hugetlb: use __GFP_ZERO and skip zeroing for zeroed pages Michael S. Tsirkin
2026-04-21 22:01 ` [PATCH RFC v3 09/19] mm: memfd: skip zeroing for zeroed hugetlb pool pages Michael S. Tsirkin
2026-04-21 22:01 ` [PATCH RFC v3 10/19] mm: remove arch vma_alloc_zeroed_movable_folio overrides Michael S. Tsirkin
2026-04-22 6:54 ` Geert Uytterhoeven
2026-04-22 21:29 ` Greg Ungerer [this message]
2026-04-21 22:01 ` [PATCH RFC v3 11/19] mm: page_alloc: propagate PageReported flag across buddy splits Michael S. Tsirkin
2026-04-21 22:01 ` [PATCH RFC v3 12/19] mm: page_reporting: skip redundant zeroing of host-zeroed reported pages Michael S. Tsirkin
2026-04-21 22:01 ` [PATCH RFC v3 13/19] virtio_balloon: a hack to enable host-zeroed page optimization Michael S. Tsirkin
2026-04-21 22:01 ` [PATCH RFC v3 14/19] mm: page_reporting: add flush parameter with page budget Michael S. Tsirkin
2026-04-21 22:01 ` [PATCH RFC v3 15/19] mm: add free_frozen_pages_zeroed Michael S. Tsirkin
2026-04-21 22:02 ` [PATCH RFC v3 16/19] mm: add put_page_zeroed and folio_put_zeroed Michael S. Tsirkin
2026-04-21 22:02 ` [PATCH RFC v3 17/19] mm: page_alloc: clear PG_zeroed on buddy merge if not both zero Michael S. Tsirkin
2026-04-21 22:02 ` [PATCH RFC v3 18/19] mm: page_alloc: preserve PG_zeroed in page_del_and_expand Michael S. Tsirkin
2026-04-21 22:02 ` [PATCH RFC v3 19/19] virtio_balloon: mark deflated pages as zeroed Michael S. Tsirkin
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