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Anthony Yznaga c02dd57c57 selftests/mm: verify droppable mappings cannot be locked ...

For configs that support MAP_DROPPABLE verify that a mapping created with
MAP_DROPPABLE cannot be locked via mlock(), and that it will not be locked
if it's created after mlockall(MCL_FUTURE).

Link: https://lore.kernel.org/20260416033939.49981-3-anthony.yznaga@oracle.com
Signed-off-by: Anthony Yznaga <anthony.yznaga@oracle.com>
Acked-by: David Hildenbrand (Arm) <david@kernel.org>
Cc: Jann Horn <jannh@google.com>
Cc: Jason A. Donenfeld <jason@zx2c4.com>
Cc: Liam Howlett <liam@infradead.org>
Cc: Lorenzo Stoakes <ljs@kernel.org>
Cc: Mark Brown <broonie@kernel.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Pedro Falcato <pfalcato@suse.de>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka (SUSE) <vbabka@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

2026-05-28 21:04:48 -07:00

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