From 20e7da1bbba8474839157fb28fb538d2c058128d Mon Sep 17 00:00:00 2001 From: Jan Beulich Date: Wed, 15 Feb 2023 12:27:52 +0100 Subject: x86/Xen: drop leftover VM-assist uses Both the 4Gb-segments and the PAE-extended-CR3 one are applicable to 32-bit guests only. The PAE-extended-CR3 use, furthermore, was redundant with the PAE_MODE ELF note anyway. Signed-off-by: Jan Beulich Reviewed-by: Juergen Gross Link: https://lore.kernel.org/r/215515af-cfb9-3237-03ba-3312e3fa0d34@suse.com Signed-off-by: Juergen Gross --- arch/x86/xen/setup.c | 4 ---- 1 file changed, 4 deletions(-) (limited to 'arch/x86/xen/setup.c') diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index 8db26f10fb1d..c2be3efb2ba0 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -934,12 +934,8 @@ void xen_enable_syscall(void) static void __init xen_pvmmu_arch_setup(void) { - HYPERVISOR_vm_assist(VMASST_CMD_enable, VMASST_TYPE_4gb_segments); HYPERVISOR_vm_assist(VMASST_CMD_enable, VMASST_TYPE_writable_pagetables); - HYPERVISOR_vm_assist(VMASST_CMD_enable, - VMASST_TYPE_pae_extended_cr3); - if (register_callback(CALLBACKTYPE_event, xen_asm_exc_xen_hypervisor_callback) || register_callback(CALLBACKTYPE_failsafe, xen_failsafe_callback)) -- cgit v1.2.3