MAINTAINERS: add entries for code tagging and memory allocation profiling

The new code & libraries added are being maintained - mark them as such.

[lbulwahn@redhat.com: MAINTAINERS: improve entries]
  Link: https://lkml.kernel.org/r/20240411064717.51140-1-lukas.bulwahn@redhat.com
Link: https://lkml.kernel.org/r/20240321163705.3067592-37-surenb@google.comSigned-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Signed-off-by: Lukas Bulwahn <lukas.bulwahn@redhat.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Tested-by: Kees Cook <keescook@chromium.org>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Alex Gaynor <alex.gaynor@gmail.com>
Cc: Alice Ryhl <aliceryhl@google.com>
Cc: Andreas Hindborg <a.hindborg@samsung.com>
Cc: Benno Lossin <benno.lossin@proton.me>
Cc: "Björn Roy Baron" <bjorn3_gh@protonmail.com>
Cc: Boqun Feng <boqun.feng@gmail.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Dennis Zhou <dennis@kernel.org>
Cc: Gary Guo <gary@garyguo.net>
Cc: Miguel Ojeda <ojeda@kernel.org>
Cc: Pasha Tatashin <pasha.tatashin@soleen.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Tejun Heo <tj@kernel.org>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Wedson Almeida Filho <wedsonaf@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

MAINTAINERS

@@ -5252,6 +5252,14 @@ S:	Supported
 F:	Documentation/process/code-of-conduct-interpretation.rst
 F:	Documentation/process/code-of-conduct.rst
 
+CODE TAGGING
+M:	Suren Baghdasaryan <surenb@google.com>
+M:	Kent Overstreet <kent.overstreet@linux.dev>
+S:	Maintained
+F:	include/asm-generic/codetag.lds.h
+F:	include/linux/codetag.h
+F:	lib/codetag.c
+
 COMEDI DRIVERS
 M:	Ian Abbott <abbotti@mev.co.uk>
 M:	H Hartley Sweeten <hsweeten@visionengravers.com>
@@ -14151,6 +14159,16 @@ F:	mm/memblock.c
 F:	mm/mm_init.c
 F:	tools/testing/memblock/
 
+MEMORY ALLOCATION PROFILING
+M:	Suren Baghdasaryan <surenb@google.com>
+M:	Kent Overstreet <kent.overstreet@linux.dev>
+L:	linux-mm@kvack.org
+S:	Maintained
+F:	Documentation/mm/allocation-profiling.rst
+F:	include/linux/alloc_tag.h
+F:	include/linux/pgalloc_tag.h
+F:	lib/alloc_tag.c
+
 MEMORY CONTROLLER DRIVERS
 M:	Krzysztof Kozlowski <krzk@kernel.org>
 L:	linux-kernel@vger.kernel.org