linux-kernel - [PATCH v1 0/4] mm: cleanups for device-exclusive entries (hmm)

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Message-ID: <20250129115803.2084769-1-david@redhat.com>
Date: Wed, 29 Jan 2025 12:57:58 +0100
From: David Hildenbrand <david@...hat.com>
To: linux-kernel@...r.kernel.org
Cc: linux-doc@...r.kernel.org,
	dri-devel@...ts.freedesktop.org,
	linux-mm@...ck.org,
	nouveau@...ts.freedesktop.org,
	David Hildenbrand <david@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jérôme Glisse <jglisse@...hat.com>,
	Jonathan Corbet <corbet@....net>,
	Alex Shi <alexs@...nel.org>,
	Yanteng Si <si.yanteng@...ux.dev>,
	Karol Herbst <kherbst@...hat.com>,
	Lyude Paul <lyude@...hat.com>,
	Danilo Krummrich <dakr@...nel.org>,
	David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>,
	"Liam R. Howlett" <Liam.Howlett@...cle.com>,
	Lorenzo Stoakes <lorenzo.stoakes@...cle.com>,
	Vlastimil Babka <vbabka@...e.cz>,
	Jann Horn <jannh@...gle.com>,
	Pasha Tatashin <pasha.tatashin@...een.com>,
	Peter Xu <peterx@...hat.com>,
	Alistair Popple <apopple@...dia.com>,
	Jason Gunthorpe <jgg@...dia.com>
Subject: [PATCH v1 0/4] mm: cleanups for device-exclusive entries (hmm)

This is a follow-up to [1], performing some related cleanups. There
are more cleanups to be had, but I'll have to focus on some other stuff
next. I might come back to that once I'm stuck on (annoyed by :) )
other things.

Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: "Jérôme Glisse" <jglisse@...hat.com>
Cc: Jonathan Corbet <corbet@....net>
Cc: Alex Shi <alexs@...nel.org>
Cc: Yanteng Si <si.yanteng@...ux.dev>
Cc: Karol Herbst <kherbst@...hat.com>
Cc: Lyude Paul <lyude@...hat.com>
Cc: Danilo Krummrich <dakr@...nel.org>
Cc: David Airlie <airlied@...il.com>
Cc: Simona Vetter <simona@...ll.ch>
Cc: "Liam R. Howlett" <Liam.Howlett@...cle.com>
Cc: Lorenzo Stoakes <lorenzo.stoakes@...cle.com>
Cc: Vlastimil Babka <vbabka@...e.cz>
Cc: Jann Horn <jannh@...gle.com>
Cc: Pasha Tatashin <pasha.tatashin@...een.com>
Cc: Peter Xu <peterx@...hat.com>
Cc: Alistair Popple <apopple@...dia.com>
Cc: Jason Gunthorpe <jgg@...dia.com>

[1] https://lkml.kernel.org/r/20250129115411.2077152-1-david@redhat.com

David Hildenbrand (4):
  lib/test_hmm: make dmirror_atomic_map() consume a single page
  mm/mmu_notifier: drop owner from MMU_NOTIFY_EXCLUSIVE
  mm/memory: pass folio and pte to restore_exclusive_pte()
  mm/memory: document restore_exclusive_pte()

 drivers/gpu/drm/nouveau/nouveau_svm.c |  6 +--
 include/linux/mmu_notifier.h          |  4 +-
 include/linux/rmap.h                  |  2 +-
 lib/test_hmm.c                        | 35 ++++++-----------
 mm/memory.c                           | 54 +++++++++++++++++++--------
 mm/rmap.c                             |  3 +-
 6 files changed, 54 insertions(+), 50 deletions(-)

-- 
2.48.1