MAINTAINERS: add memfd, shmem quota files to shmem section

These files seem best suited to shmem.

Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Lorenzo Stoakes <[email protected]>
Cc: Baolin Wang <[email protected]>
Cc: Hugh Dickins <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>

Author: lorenzo-stoakes

MAINTAINERS

@@ -15740,7 +15740,6 @@ F:	Documentation/admin-guide/mm/
 F:	Documentation/mm/
 F:	include/linux/gfp.h
 F:	include/linux/gfp_types.h
-F:	include/linux/memfd.h
 F:	include/linux/memory_hotplug.h
 F:	include/linux/memory-tiers.h
 F:	include/linux/mempolicy.h
@@ -25042,8 +25041,11 @@ M:	Hugh Dickins <[email protected]>
 R:	Baolin Wang <[email protected]>
 L:	[email protected]
 S:	Maintained
+F:	include/linux/memfd.h
 F:	include/linux/shmem_fs.h
+F:	mm/memfd.c
 F:	mm/shmem.c
+F:	mm/shmem_quota.c
 
 TOMOYO SECURITY MODULE
 M:	Kentaro Takeda <[email protected]>