From fe6bf738aaeb3d5fd74aabfcbf01eba827df6594 Mon Sep 17 00:00:00 2001 From: Mark Johnston Date: Thu, 16 Apr 2026 17:46:05 +0000 Subject: pkru.3: Remove a qualifier Now that i386 kernels are deprecated, we don't really need to mention this limitation. It's also a bit dated since PKRU is supported with 5-level paging as well. Reviewed by: alc, kib MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D56415 --- lib/libsys/x86/pkru.3 | 3 --- 1 file changed, 3 deletions(-) (limited to 'lib') diff --git a/lib/libsys/x86/pkru.3 b/lib/libsys/x86/pkru.3 index 95bc66c979ac..06837a39858d 100644 --- a/lib/libsys/x86/pkru.3 +++ b/lib/libsys/x86/pkru.3 @@ -79,9 +79,6 @@ protection, it returns the error code. Note that some side effects may have occurred if this error is reported. .Pp -Protection keys require that the system uses 4-level paging -(also called long mode), -which means that it is only available on amd64 system. Both 64-bit and 32-bit applications can use protection keys. More information about the hardware feature is provided in the IA32 Software Developer's Manual published by Intel Corp. -- cgit v1.3