Re: [PATCH 2/7] MAINTAINERS: TMPFS (SHMEM FILESYSTEM) updates

[Andrew Morton <akpm@linux-foundation.org>]

On Tue, 3 Nov 2026 00:27:22 -0800 (PST) Hugh Dickins <hughd@google.com> wrote:

> On Fri, 30 Oct 2026, David Hildenbrand (Arm) wrote:
> 
> > I am not really the best shmem/tmpfs/memfd expert around, but it should
> > be good enough to judge when something is ready to be picked up, to then
> > pick it up. I'll have to heavily rely on Hugh and Baolin on judgment
> > for the more involved and more controversial bits.
> > 
> > Rename "TMPFS (SHMEM FILESYSTEM)" to "MEMORY MANAGEMENT - SHARED MEMORY
> > (SHMEM/TMPFS/MEMFD)" and move it accordingly. Add myself as a MAINTAINER
> > so people know whom to CC.
> 
> Thank you for taking this on, David. And thank you of course to the
> unlisted Andrew Morton, who has been uncomplainingly filling in for
> me year after year; and thank you to Baolin too.
> 
> "SHARED MEMORY": should ipc/shm.c be added to our list of files below,
> as mm/memfd.c is? (Though both can also go off to hugetlbfs instead.)
> Or do you prefer to regard ipc/shm.c more as a client of mm/shmem.c,
> rather as drivers/gpu/drm is?
> 
> We don't often have to touch ipc/shm.c, and generally ipc/ is well cared
> for by Manfred Spraul (but I couldn't see a block in MAINTAINERS for it).

I actually have this queued in mm-nonmm-hotfixes-stable:

From: Andrew Morton <akpm@linux-foundation.org>
Subject: MAINTAINERS: add an IPC entry
Date: Tue, 27 Oct 2026 21:09:52 -0700

Add an entry covering ipc/ and its IPC and POSIX message queue selftests,
with Andrew Morton as maintainer and Manfred Spraul and Davidlohr Bueso as
reviewers.

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Davidlohr Bueso <dave@stgolabs.net>
Acked-by: Manfred Spraul <manfred@colorfullife.com>
---

 MAINTAINERS |   10 ++++++++++
 1 file changed, 10 insertions(+)

--- a/MAINTAINERS~maintainers-add-ipc-maintainers
+++ a/MAINTAINERS
@@ -14070,6 +14070,16 @@ S:	Maintained
 F:	io_uring/bpf-ops.*
 F:	io_uring/loop.*
 
+IPC
+M:	Andrew Morton <akpm@linux-foundation.org>
+R:	Manfred Spraul <manfred@colorfullife.com>
+R:	Davidlohr Bueso <dave@stgolabs.net>
+L:	linux-kernel@vger.kernel.org
+S:	Maintained
+F:	ipc/
+F:	tools/testing/selftests/ipc/
+F:	tools/testing/selftests/mqueue/
+
 IPMI SUBSYSTEM
 M:	Corey Minyard <corey@minyard.net>
 L:	openipmi-developer@lists.sourceforge.net (moderated for non-subscribers)
_