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[v2,16/24] arm64: enable PKEY support for CPUs with S1POE

Message ID 20231027180850.1068089-17-joey.gouly@arm.com (mailing list archive)
State New, archived
Headers show
Series Permission Overlay Extension | expand

Commit Message

Joey Gouly Oct. 27, 2023, 6:08 p.m. UTC 
Now that PKEYs support has been implemented, enable it for CPUs that
support S1POE.

Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
---
 arch/arm64/include/asm/pkeys.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/arch/arm64/include/asm/pkeys.h b/arch/arm64/include/asm/pkeys.h
index a80c654da93d..23c473300058 100644
--- a/arch/arm64/include/asm/pkeys.h
+++ b/arch/arm64/include/asm/pkeys.h
@@ -17,7 +17,7 @@  int arch_set_user_pkey_access(struct task_struct *tsk, int pkey,
 
 static inline bool arch_pkeys_enabled(void)
 {
-	return false;
+	return system_supports_poe();
 }
 
 static inline int vma_pkey(struct vm_area_struct *vma)