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Mon, 19 Oct 2026 13:37:51 +0000 X-Mizu-Trace-ID: 78fcc01bb5219cf8 X-Migadu-Flow: FLOW_OUT Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable From: Muchun Song Mime-Version: 1.0 (1.0) Subject: Re: [PATCH] MAINTAINERS: add an entry for MEMORY MANAGEMENT - MEMORY MAP Date: Mon, 19 Oct 2026 21:37:32 +0800 Message-Id: References: <20261019-memmap-maint-v1-1-80850871d0cc@kernel.org> Cc: Andrew Morton , David Hildenbrand , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Mike Rapoport In-Reply-To: <20261019-memmap-maint-v1-1-80850871d0cc@kernel.org> To: Mike Rapoport X-Mailer: iPad Mail (24A446) X-Rspamd-Queue-Id: E439E1A0006 X-Stat-Signature: dwwqm8khjs75j4cthtkob6qgwg8ote81 X-Rspam-User: X-Rspamd-Server: rspam11 X-HE-Tag: 1792417072-594884 X-HE-Meta: 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 nB2qUF6v aXWlDpRQyFBeEvO7I6qMYO4YihWtw57+kdoonlWoyrQqarvh2tuNNbB+5a2V0wHfAcBnMw67iRPOpt9lD73s1QIJApqQiGKzSueacl9ThJP2dDK8D8FymD79OYFK88c1ooyOWfKinV+HRNWNUxd1BYAMxhzzu3PvS8c+JMot3JoZ/DwRlrHgdnnupfBh79RTiJ00lLxFIQRAGtAheFAjA69YtiIsx6le8pupslomXbWJ5YAxnqjHk6ZTKxICfVjr0+32pg1TjGha0AzY140q0obvAC433tdTYkJCeWrwT7zoj5oea4yZYj/NB5SpWbpCrJsEN2GE2gBL+LXlOS0NX7aG3cn3I+245+myBrSq+Xo07YUd0qAkzqRCvX24PmK2V3O43uvLsrIMoY50Y6VljpdoQ3qTye3p2dlS4P+b8nlkK2eElkHjMgmakpdqnayhAh2iP Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: > On Oct 19, 2026, at 19:34, Mike Rapoport (Microsoft) wro= te: >=20 > =EF=BB=BFSplit out files related to SPARSE and SPARSE_VMEMMAP management f= rom > MEMORY MANAGEMENT - CORE into a dedicated entry. >=20 > Also include architecture specific sparsemem.h headers, pfn_to_page() and > page_to_pfn() conversions and Documentation/mm/memory-model.rst. >=20 > Muchun, who did a lot of work cleaning up SPARSE_VMEMMAP and extending > vmemmap optimization, volunteered to help with the maintenance. Thanks for your trust. Happy to help maintain this. >=20 > David and I will continue to look after that part of the mm subsystem. >=20 > Signed-off-by: Mike Rapoport (Microsoft) Acked-by: Muchun Song Thanks. > --- > MAINTAINERS | 18 +++++++++++++++--- > 1 file changed, 15 insertions(+), 3 deletions(-) >=20 > diff --git a/MAINTAINERS b/MAINTAINERS > index f53047aa8d3c..b468ecdf8c65 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -17161,9 +17161,6 @@ F: mm/mmzone.c > F: mm/pagewalk.c > F: mm/pgtable-generic.c > F: mm/ptdump.c > -F: mm/sparse-vmemmap.c > -F: mm/sparse.c > -F: mm/sparse.h > F: mm/util.c > F: mm/vmpressure.c > F: mm/vmstat.c > @@ -17210,6 +17207,21 @@ F: include/trace/events/ksm.h > F: mm/ksm.c > F: mm/mm_slot.h >=20 > +MEMORY MANAGEMENT - MEMORY MAP > +M: Muchun Song > +M: Mike Rapoport > +M: David Hildenbrand > +L: linux-mm@kvack.org > +S: Maintained > +T: git git://git.kernel.org/pub/scm/linux/kernel/git/mm/core.git memma= p > +F: Documentation/mm/memory-model.rst > +F: arch/*/include/asm/sparsemem.h > +F: include/asm-generic/memory_model.h > +F: mm/sparse-vmemmap.c > +F: mm/sparse.c > +F: mm/sparse.h > +K: (?i:vmemmap) > + > MEMORY MANAGEMENT - MGLRU (MULTI-GEN LRU) > M: Andrew Morton > R: Kairui Song >=20 > --- > base-commit: 24a19b953e2a3d0ea5a8c4951a0ab8f32720c907 > change-id: 20261019-memmap-maint-72fec54e6752 >=20 > -- > Sincerely yours, > Mike. >=20