kernel/linux.git/arch/arm64/include/asm/pkeys.h, branch v7.1

mm/pkeys: remove unused tsk parameter from arch_set_user_pkey_access()

2026-04-05T20:52:57+00:00

The tsk parameter in arch_set_user_pkey_access() is never used in the function implementations across all architectures (arm64, powerpc, x86). Link: https://lkml.kernel.org/r/20260219063506.545148-1-sgsu.park@samsung.com Signed-off-by: Seongsu Park Cc: "Borislav Petkov (AMD)" Cc: Catalin Marinas Cc: Ingo Molnar Cc: Liam Howlett Cc: Lorenzo Stoakes Cc: Madhavan Srinivasan Cc: Michael Ellerman Cc: Thomas Gleixner Cc: Will Deacon Signed-off-by: Andrew Morton

arm64: pkeys: remove redundant WARN

2024-09-10T17:19:59+00:00

FEAT_PAN3 is present if FEAT_S1POE is, this WARN() was to represent that. However execute_only_pkey() is always called by mmap(), even on a CPU without POE support. Rather than making the WARN() conditional, just delete it. Reported-by: Naresh Kamboju Link: https://lore.kernel.org/linux-arm-kernel/CA+G9fYvarKEPN3u1Ogw2pcw4h6r3OMzg+5qJpYkAXRunAEF_0Q@mail.gmail.com/ Signed-off-by: Joey Gouly Cc: Will Deacon Cc: Catalin Marinas Link: https://lore.kernel.org/r/20240910105004.706981-1-joey.gouly@arm.com Signed-off-by: Will Deacon

arm64: enable PKEY support for CPUs with S1POE

2024-09-04T11:54:05+00:00

Now that PKEYs support has been implemented, enable it for CPUs that support S1POE. Signed-off-by: Joey Gouly Cc: Catalin Marinas Cc: Will Deacon Acked-by: Catalin Marinas Reviewed-by: Anshuman Khandual Link: https://lore.kernel.org/r/20240822151113.1479789-23-joey.gouly@arm.com Signed-off-by: Will Deacon

arm64: implement PKEYS support

2024-09-04T11:54:04+00:00

Implement the PKEYS interface, using the Permission Overlay Extension. Signed-off-by: Joey Gouly Cc: Catalin Marinas Cc: Will Deacon Reviewed-by: Catalin Marinas Link: https://lore.kernel.org/r/20240822151113.1479789-19-joey.gouly@arm.com Signed-off-by: Will Deacon