[PATCH] MAINTAINERS: add reverse mapping section

[PATCH] MAINTAINERS: add reverse mapping section

[Lorenzo Stoakes]

Separate out the reverse mapping part of memory management and assign
appropriate maintainers and reviewers.

David has long been invovled in work with the reverse mapping and continues
to do so, so is well suited to maintain this area of the kernel.

I have a lot of experience working with the anonymous reverse mapping and
continue to work in this area, and also have good knowledge of the walking
code and code related to VMAs.

This helps people identify who to ask for help, and also additionally makes
life easier in review.

Signed-off-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
---
 MAINTAINERS | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/MAINTAINERS b/MAINTAINERS
index 8d834514a047..4f6d09c3fd9d 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -15499,7 +15499,6 @@ F:	include/linux/mm_*.h
 F:	include/linux/mmzone.h
 F:	include/linux/mmu_notifier.h
 F:	include/linux/pagewalk.h
-F:	include/linux/rmap.h
 F:	include/trace/events/ksm.h
 F:	mm/
 F:	tools/mm/
@@ -15539,6 +15538,18 @@ F:	mm/page_alloc.c
 F:	include/linux/gfp.h
 F:	include/linux/compaction.h

+MEMORY MANAGEMENT - RMAP (REVERSE MAPPING)
+M:	Andrew Morton <akpm@linux-foundation.org>
+M:	David Hildenbrand <david@redhat.com>
+M:	Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
+R:	Liam R. Howlett <Liam.Howlett@oracle.com>
+R:	Vlastimil Babka <vbabka@suse.cz>
+R:	Harry Yoo <harry.yoo@oracle.com>
+L:	linux-mm@kvack.org
+S:	Maintained
+F:	include/linux/rmap.h
+F:	mm/rmap.c
+
 MEMORY MANAGEMENT - SECRETMEM
 M:	Andrew Morton <akpm@linux-foundation.org>
 M:	Mike Rapoport <rppt@kernel.org>
--
2.49.0

Re: [PATCH] MAINTAINERS: add reverse mapping section

[David Hildenbrand]

On 17.04.25 10:49, Lorenzo Stoakes wrote:
> Separate out the reverse mapping part of memory management and assign
> appropriate maintainers and reviewers.
> 
> David has long been invovled in work with the reverse mapping and continues
> to do so, so is well suited to maintain this area of the kernel.
> 
> I have a lot of experience working with the anonymous reverse mapping and
> continue to work in this area, and also have good knowledge of the walking
> code and code related to VMAs.
> 
> This helps people identify who to ask for help, and also additionally makes
> life easier in review.
> 
> Signed-off-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
> ---
>   MAINTAINERS | 13 ++++++++++++-
>   1 file changed, 12 insertions(+), 1 deletion(-)
> 
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 8d834514a047..4f6d09c3fd9d 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -15499,7 +15499,6 @@ F:	include/linux/mm_*.h
>   F:	include/linux/mmzone.h
>   F:	include/linux/mmu_notifier.h
>   F:	include/linux/pagewalk.h
> -F:	include/linux/rmap.h
>   F:	include/trace/events/ksm.h
>   F:	mm/
>   F:	tools/mm/
> @@ -15539,6 +15538,18 @@ F:	mm/page_alloc.c
>   F:	include/linux/gfp.h
>   F:	include/linux/compaction.h
> 
> +MEMORY MANAGEMENT - RMAP (REVERSE MAPPING)
> +M:	Andrew Morton <akpm@linux-foundation.org>
> +M:	David Hildenbrand <david@redhat.com>
> +M:	Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
> +R:	Liam R. Howlett <Liam.Howlett@oracle.com>
> +R:	Vlastimil Babka <vbabka@suse.cz>
> +R:	Harry Yoo <harry.yoo@oracle.com>
> +L:	linux-mm@kvack.org
> +S:	Maintained
> +F:	include/linux/rmap.h
> +F:	mm/rmap.c
> +
>   MEMORY MANAGEMENT - SECRETMEM
>   M:	Andrew Morton <akpm@linux-foundation.org>
>   M:	Mike Rapoport <rppt@kernel.org>
> --
> 2.49.0
> 

Acked-by: David Hildenbrand <david@redhat.com>

Let me CC Rik and Hugh, if they also have interest + capacity.

-- 
Cheers,

David / dhildenb

Re: [PATCH] MAINTAINERS: add reverse mapping section

[Lorenzo Stoakes]

On Thu, Apr 17, 2025 at 10:53:33AM +0200, David Hildenbrand wrote:
> On 17.04.25 10:49, Lorenzo Stoakes wrote:
> > Separate out the reverse mapping part of memory management and assign
> > appropriate maintainers and reviewers.
> >
> > David has long been invovled in work with the reverse mapping and continues
> > to do so, so is well suited to maintain this area of the kernel.
> >
> > I have a lot of experience working with the anonymous reverse mapping and
> > continue to work in this area, and also have good knowledge of the walking
> > code and code related to VMAs.
> >
> > This helps people identify who to ask for help, and also additionally makes
> > life easier in review.
> >
> > Signed-off-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
> > ---
> >   MAINTAINERS | 13 ++++++++++++-
> >   1 file changed, 12 insertions(+), 1 deletion(-)
> >
> > diff --git a/MAINTAINERS b/MAINTAINERS
> > index 8d834514a047..4f6d09c3fd9d 100644
> > --- a/MAINTAINERS
> > +++ b/MAINTAINERS
> > @@ -15499,7 +15499,6 @@ F:	include/linux/mm_*.h
> >   F:	include/linux/mmzone.h
> >   F:	include/linux/mmu_notifier.h
> >   F:	include/linux/pagewalk.h
> > -F:	include/linux/rmap.h
> >   F:	include/trace/events/ksm.h
> >   F:	mm/
> >   F:	tools/mm/
> > @@ -15539,6 +15538,18 @@ F:	mm/page_alloc.c
> >   F:	include/linux/gfp.h
> >   F:	include/linux/compaction.h
> >
> > +MEMORY MANAGEMENT - RMAP (REVERSE MAPPING)
> > +M:	Andrew Morton <akpm@linux-foundation.org>
> > +M:	David Hildenbrand <david@redhat.com>
> > +M:	Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
> > +R:	Liam R. Howlett <Liam.Howlett@oracle.com>
> > +R:	Vlastimil Babka <vbabka@suse.cz>
> > +R:	Harry Yoo <harry.yoo@oracle.com>
> > +L:	linux-mm@kvack.org
> > +S:	Maintained
> > +F:	include/linux/rmap.h
> > +F:	mm/rmap.c
> > +
> >   MEMORY MANAGEMENT - SECRETMEM
> >   M:	Andrew Morton <akpm@linux-foundation.org>
> >   M:	Mike Rapoport <rppt@kernel.org>
> > --
> > 2.49.0
> >
>
> Acked-by: David Hildenbrand <david@redhat.com>

Thanks!

>
> Let me CC Rik and Hugh, if they also have interest + capacity.

Absolutely, apologies I am sort of fuzzy matching cc's here based on
assuming that you guys might not be so interested these days :) obviously
more than happy to add entries if you guys have an interest! :)

>
> --
> Cheers,
>
> David / dhildenb
>

Cheers, Lorenzo

Re: [PATCH] MAINTAINERS: add reverse mapping section

[Hugh Dickins]

On Thu, 17 Apr 2025, David Hildenbrand wrote:
> On 17.04.25 10:49, Lorenzo Stoakes wrote:
> > Separate out the reverse mapping part of memory management and assign
> > appropriate maintainers and reviewers.
> > 
> > David has long been invovled in work with the reverse mapping and continues
> > to do so, so is well suited to maintain this area of the kernel.
> > 
> > I have a lot of experience working with the anonymous reverse mapping and
> > continue to work in this area, and also have good knowledge of the walking
> > code and code related to VMAs.
> > 
> > This helps people identify who to ask for help, and also additionally makes
> > life easier in review.
> > 
> > Signed-off-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
> > ---
> >   MAINTAINERS | 13 ++++++++++++-
> >   1 file changed, 12 insertions(+), 1 deletion(-)
> > 
> > diff --git a/MAINTAINERS b/MAINTAINERS
> > index 8d834514a047..4f6d09c3fd9d 100644
> > --- a/MAINTAINERS
> > +++ b/MAINTAINERS
> > @@ -15499,7 +15499,6 @@ F:	include/linux/mm_*.h
> >   F: include/linux/mmzone.h
> >   F: include/linux/mmu_notifier.h
> >   F: include/linux/pagewalk.h
> > -F:	include/linux/rmap.h
> >   F: include/trace/events/ksm.h
> >   F: mm/
> >   F: tools/mm/
> > @@ -15539,6 +15538,18 @@ F:	mm/page_alloc.c
> >   F: include/linux/gfp.h
> >   F: include/linux/compaction.h
> > 
> > +MEMORY MANAGEMENT - RMAP (REVERSE MAPPING)
> > +M:	Andrew Morton <akpm@linux-foundation.org>
> > +M:	David Hildenbrand <david@redhat.com>
> > +M:	Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
> > +R:	Liam R. Howlett <Liam.Howlett@oracle.com>
> > +R:	Vlastimil Babka <vbabka@suse.cz>
> > +R:	Harry Yoo <harry.yoo@oracle.com>
> > +L:	linux-mm@kvack.org
> > +S:	Maintained
> > +F:	include/linux/rmap.h
> > +F:	mm/rmap.c
> > +
> >   MEMORY MANAGEMENT - SECRETMEM
> >   M: Andrew Morton <akpm@linux-foundation.org>
> >   M: Mike Rapoport <rppt@kernel.org>
> > --
> > 2.49.0
> > 
> 
> Acked-by: David Hildenbrand <david@redhat.com>
> 
> Let me CC Rik and Hugh, if they also have interest + capacity.

Thanks for the CC, gesture appreciated: interest yes
but capacity no, and I'm almost never an R: I'll just
keep on fixing bugs where I find them.

Hugh

Re: [PATCH] MAINTAINERS: add reverse mapping section

[Vlastimil Babka]

On 4/17/25 10:49, Lorenzo Stoakes wrote:
> Separate out the reverse mapping part of memory management and assign
> appropriate maintainers and reviewers.
> 
> David has long been invovled in work with the reverse mapping and continues
> to do so, so is well suited to maintain this area of the kernel.
> 
> I have a lot of experience working with the anonymous reverse mapping and
> continue to work in this area, and also have good knowledge of the walking
> code and code related to VMAs.
> 
> This helps people identify who to ask for help, and also additionally makes
> life easier in review.
> 
> Signed-off-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>

Acked-by: Vlastimil Babka <vbabka@suse.cz>

Thanks.

> ---
>  MAINTAINERS | 13 ++++++++++++-
>  1 file changed, 12 insertions(+), 1 deletion(-)
> 
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 8d834514a047..4f6d09c3fd9d 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -15499,7 +15499,6 @@ F:	include/linux/mm_*.h
>  F:	include/linux/mmzone.h
>  F:	include/linux/mmu_notifier.h
>  F:	include/linux/pagewalk.h
> -F:	include/linux/rmap.h
>  F:	include/trace/events/ksm.h
>  F:	mm/
>  F:	tools/mm/
> @@ -15539,6 +15538,18 @@ F:	mm/page_alloc.c
>  F:	include/linux/gfp.h
>  F:	include/linux/compaction.h
> 
> +MEMORY MANAGEMENT - RMAP (REVERSE MAPPING)
> +M:	Andrew Morton <akpm@linux-foundation.org>
> +M:	David Hildenbrand <david@redhat.com>
> +M:	Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
> +R:	Liam R. Howlett <Liam.Howlett@oracle.com>
> +R:	Vlastimil Babka <vbabka@suse.cz>
> +R:	Harry Yoo <harry.yoo@oracle.com>
> +L:	linux-mm@kvack.org
> +S:	Maintained
> +F:	include/linux/rmap.h
> +F:	mm/rmap.c
> +
>  MEMORY MANAGEMENT - SECRETMEM
>  M:	Andrew Morton <akpm@linux-foundation.org>
>  M:	Mike Rapoport <rppt@kernel.org>
> --
> 2.49.0

Re: [PATCH] MAINTAINERS: add reverse mapping section

[Harry Yoo]

On Thu, Apr 17, 2025 at 09:49:04AM +0100, Lorenzo Stoakes wrote:
> Separate out the reverse mapping part of memory management and assign
> appropriate maintainers and reviewers.
> 
> David has long been invovled in work with the reverse mapping and continues
> to do so, so is well suited to maintain this area of the kernel.
> 
> I have a lot of experience working with the anonymous reverse mapping and
> continue to work in this area, and also have good knowledge of the walking
> code and code related to VMAs.
> 
> This helps people identify who to ask for help, and also additionally makes
> life easier in review.
> 
> Signed-off-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>

Thanks. I'd love to help with this!

Acked-by: Harry Yoo <harry.yoo@oracle.com>

-- 
Cheers,
Harry / Hyeonggon

> ---
>  MAINTAINERS | 13 ++++++++++++-
>  1 file changed, 12 insertions(+), 1 deletion(-)
> 
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 8d834514a047..4f6d09c3fd9d 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -15499,7 +15499,6 @@ F:	include/linux/mm_*.h
>  F:	include/linux/mmzone.h
>  F:	include/linux/mmu_notifier.h
>  F:	include/linux/pagewalk.h
> -F:	include/linux/rmap.h
>  F:	include/trace/events/ksm.h
>  F:	mm/
>  F:	tools/mm/
> @@ -15539,6 +15538,18 @@ F:	mm/page_alloc.c
>  F:	include/linux/gfp.h
>  F:	include/linux/compaction.h
> 
> +MEMORY MANAGEMENT - RMAP (REVERSE MAPPING)
> +M:	Andrew Morton <akpm@linux-foundation.org>
> +M:	David Hildenbrand <david@redhat.com>
> +M:	Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
> +R:	Liam R. Howlett <Liam.Howlett@oracle.com>
> +R:	Vlastimil Babka <vbabka@suse.cz>
> +R:	Harry Yoo <harry.yoo@oracle.com>
> +L:	linux-mm@kvack.org
> +S:	Maintained
> +F:	include/linux/rmap.h
> +F:	mm/rmap.c
> +
>  MEMORY MANAGEMENT - SECRETMEM
>  M:	Andrew Morton <akpm@linux-foundation.org>
>  M:	Mike Rapoport <rppt@kernel.org>
> --
> 2.49.0

Re: [PATCH] MAINTAINERS: add reverse mapping section

[Liam R. Howlett]

* Lorenzo Stoakes <lorenzo.stoakes@oracle.com> [250417 04:50]:
> Separate out the reverse mapping part of memory management and assign
> appropriate maintainers and reviewers.
> 
> David has long been invovled in work with the reverse mapping and continues
> to do so, so is well suited to maintain this area of the kernel.
> 
> I have a lot of experience working with the anonymous reverse mapping and
> continue to work in this area, and also have good knowledge of the walking
> code and code related to VMAs.
> 
> This helps people identify who to ask for help, and also additionally makes
> life easier in review.
> 
> Signed-off-by: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>

Acked-by: Liam R. Howlett <Liam.Howlett@oracle.com>

> ---
>  MAINTAINERS | 13 ++++++++++++-
>  1 file changed, 12 insertions(+), 1 deletion(-)
> 
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 8d834514a047..4f6d09c3fd9d 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -15499,7 +15499,6 @@ F:	include/linux/mm_*.h
>  F:	include/linux/mmzone.h
>  F:	include/linux/mmu_notifier.h
>  F:	include/linux/pagewalk.h
> -F:	include/linux/rmap.h
>  F:	include/trace/events/ksm.h
>  F:	mm/
>  F:	tools/mm/
> @@ -15539,6 +15538,18 @@ F:	mm/page_alloc.c
>  F:	include/linux/gfp.h
>  F:	include/linux/compaction.h
> 
> +MEMORY MANAGEMENT - RMAP (REVERSE MAPPING)
> +M:	Andrew Morton <akpm@linux-foundation.org>
> +M:	David Hildenbrand <david@redhat.com>
> +M:	Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
> +R:	Liam R. Howlett <Liam.Howlett@oracle.com>
> +R:	Vlastimil Babka <vbabka@suse.cz>
> +R:	Harry Yoo <harry.yoo@oracle.com>
> +L:	linux-mm@kvack.org
> +S:	Maintained
> +F:	include/linux/rmap.h
> +F:	mm/rmap.c
> +
>  MEMORY MANAGEMENT - SECRETMEM
>  M:	Andrew Morton <akpm@linux-foundation.org>
>  M:	Mike Rapoport <rppt@kernel.org>
> --
> 2.49.0

Re: [PATCH] MAINTAINERS: add reverse mapping section

[Rik van Riel]

On Thu, 2025-04-17 at 10:53 +0200, David Hildenbrand wrote:
> On 17.04.25 10:49, Lorenzo Stoakes wrote:
> 
> 
> Acked-by: David Hildenbrand <david@redhat.com>
> 
> Let me CC Rik and Hugh, if they also have interest + capacity.
> 
Sure, sign me up.


-- 
All Rights Reversed.

Re: [PATCH] MAINTAINERS: add reverse mapping section

[Lorenzo Stoakes]

On Thu, Apr 17, 2025 at 02:06:40PM -0400, Rik van Riel wrote:
> On Thu, 2025-04-17 at 10:53 +0200, David Hildenbrand wrote:
> > On 17.04.25 10:49, Lorenzo Stoakes wrote:
> >
> >
> > Acked-by: David Hildenbrand <david@redhat.com>
> >
> > Let me CC Rik and Hugh, if they also have interest + capacity.
> >
> Sure, sign me up.

Sounds good, did you want an M or an R? :)

Cheers, Lorenzo

>
>
> --
> All Rights Reversed.