KVM: arm64: Move sanitized copies of CPU features

Move the sanitized copies of the CPU feature registers to the
recently created sys_regs.c. This consolidates all copies in a
more relevant file.

No functional change intended.

Acked-by: Will Deacon <[email protected]>
Signed-off-by: Fuad Tabba <[email protected]>
Signed-off-by: Marc Zyngier <[email protected]>
Link: https://lore.kernel.org/r/[email protected]

Author: Fuad Tabba

arch/arm64/kvm/hyp/nvhe/mem_protect.c

@@ -25,12 +25,6 @@ struct host_kvm host_kvm;
 
 static struct hyp_pool host_s2_pool;
 
-/*
- * Copies of the host's CPU features registers holding sanitized values.
- */
-u64 id_aa64mmfr0_el1_sys_val;
-u64 id_aa64mmfr1_el1_sys_val;
-
 const u8 pkvm_hyp_id = 1;
 
 static void *host_s2_zalloc_pages_exact(size_t size)

arch/arm64/kvm/hyp/nvhe/sys_regs.c

@@ -21,6 +21,8 @@ u64 id_aa64pfr0_el1_sys_val;
 u64 id_aa64pfr1_el1_sys_val;
 u64 id_aa64isar0_el1_sys_val;
 u64 id_aa64isar1_el1_sys_val;
+u64 id_aa64mmfr0_el1_sys_val;
+u64 id_aa64mmfr1_el1_sys_val;
 u64 id_aa64mmfr2_el1_sys_val;
 
 /*