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authorJan Beulich <jbeulich@suse.com>2023-02-15 14:27:52 +0300
committerJuergen Gross <jgross@suse.com>2023-02-18 11:59:01 +0300
commit20e7da1bbba8474839157fb28fb538d2c058128d (patch)
treedefd1eb7619a721a05887d8e530d74c70a6bc1ae /arch/x86/xen/setup.c
parent9a0450ada86e842997db6296244e159879fb6ef9 (diff)
downloadlinux-20e7da1bbba8474839157fb28fb538d2c058128d.tar.xz
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 <jbeulich@suse.com> Reviewed-by: Juergen Gross <jgross@suse.com> Link: https://lore.kernel.org/r/215515af-cfb9-3237-03ba-3312e3fa0d34@suse.com Signed-off-by: Juergen Gross <jgross@suse.com>
Diffstat (limited to 'arch/x86/xen/setup.c')
-rw-r--r--arch/x86/xen/setup.c4
1 files changed, 0 insertions, 4 deletions
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))