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From: Heiko Carstens <hca@linux.ibm.com>
To: Alexander Gordeev <agordeev@linux.ibm.com>
Cc: Kevin Brodsky <kevin.brodsky@arm.com>,
	David Hildenbrand <david@redhat.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Gerald Schaefer <gerald.schaefer@linux.ibm.com>,
	Christian Borntraeger <borntraeger@linux.ibm.com>,
	Vasily Gorbik <gor@linux.ibm.com>,
	Claudio Imbrenda <imbrenda@linux.ibm.com>,
	linux-s390@vger.kernel.org, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 3/6] s390/mm: Complete ptep_get() conversion
Date: Thu, 23 Apr 2026 12:51:18 +0200	[thread overview]
Message-ID: <20260423105118.10371C15-hca@linux.ibm.com> (raw)
In-Reply-To: <7ad766612a3095c8c8d9a253ef0f484ef98196a5.1776264097.git.agordeev@linux.ibm.com>

On Wed, Apr 15, 2026 at 05:01:21PM +0200, Alexander Gordeev wrote:
> Finalize commit c33c794828f2 ("mm: ptep_get() conversion") and
> replace direct page table entry dereferencing with the proper
> accessors (ptep_get(), pmdp_get(), etc.).
> 
> Override the default getter implementations even though they are
> currently identical: pud_clear(), p4d_clear(), and pgd_clear()
> require corresponding architecture-specific getters, but these
> are not yet defined. This avoids a dependency loop.
> 
> Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
> ---
>  arch/s390/boot/vmem.c           | 32 +++++++------
>  arch/s390/include/asm/hugetlb.h |  2 +-
>  arch/s390/include/asm/pgtable.h | 60 ++++++++++++++++++------
>  arch/s390/mm/hugetlbpage.c      | 12 ++---
>  arch/s390/mm/pageattr.c         | 42 +++++++++--------
>  arch/s390/mm/vmem.c             | 82 ++++++++++++++++++---------------
>  6 files changed, 138 insertions(+), 92 deletions(-)

Was this a manual conversion, or did you use some tooling?

I'm wondering since I can spot not converted locations, e.g. one in
__kernel_map_pages().

Besides that:
Acked-by: Heiko Carstens <hca@linux.ibm.com>


  reply	other threads:[~2026-04-23 10:51 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-15 15:01 [PATCH v2 0/6] s390/mm: Batch PTE updates in lazy MMU mode Alexander Gordeev
2026-04-15 15:01 ` [PATCH v2 1/6] mm: Make lazy MMU mode context-aware Alexander Gordeev
2026-04-20  8:45   ` Kevin Brodsky
2026-04-21  4:57     ` Alexander Gordeev
2026-04-21  8:40       ` Kevin Brodsky
2026-04-21 14:12         ` David Hildenbrand (Arm)
2026-04-21 14:15   ` David Hildenbrand (Arm)
2026-04-21 14:25     ` Alexander Gordeev
2026-04-23 10:49   ` Heiko Carstens
2026-04-15 15:01 ` [PATCH v2 2/6] mm/pgtable: Fix bogus comment to clear_not_present_full_ptes() Alexander Gordeev
2026-04-16  7:58   ` David Hildenbrand (Arm)
2026-04-16  8:53     ` Alexander Gordeev
2026-04-15 15:01 ` [PATCH v2 3/6] s390/mm: Complete ptep_get() conversion Alexander Gordeev
2026-04-23 10:51   ` Heiko Carstens [this message]
2026-04-24 11:54     ` Alexander Gordeev
2026-04-24 12:34       ` Heiko Carstens
2026-04-15 15:01 ` [PATCH v2 4/6] s390/mm: Make PTC and UV call order consistent Alexander Gordeev
2026-04-23 10:54   ` Heiko Carstens
2026-04-24 11:35     ` Alexander Gordeev
2026-04-15 15:01 ` [PATCH v2 5/6] s390/mm: Batch PTE updates in lazy MMU mode Alexander Gordeev
2026-04-16  5:40   ` Heiko Carstens
2026-04-16  5:51     ` Alexander Gordeev
2026-04-23 12:28   ` Heiko Carstens
2026-04-24 13:10     ` Alexander Gordeev
2026-04-27  9:07       ` Heiko Carstens
2026-04-29  8:45     ` Alexander Gordeev
2026-04-15 15:01 ` [PATCH v2 6/6] s390/mm: Allow lazy MMU mode disabling Alexander Gordeev
2026-04-16  5:44   ` Heiko Carstens
2026-04-16  7:00     ` Alexander Gordeev
2026-04-16  8:22       ` Christian Borntraeger

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