x86/entry/64: Make cpu_entry_area.tss read-only

[mirror_ubuntu-artful-kernel.git] / arch / x86 / entry / entry_32.S

diff --git a/arch/x86/entry/entry_32.S b/arch/x86/entry/entry_32.S
index 04abcd3f8e2dac5131be5ec5f5de1cc0160990e8..3ef7800007f8230850c3474b3bdcf44a01e15dcc 100644 (file)
--- a/arch/x86/entry/entry_32.S
+++ b/arch/x86/entry/entry_32.S
@@ -949,7 +949,7 @@ ENTRY(debug)
 
        /* Are we currently on the SYSENTER stack? */
        movl    PER_CPU_VAR(cpu_entry_area), %ecx
-       addl    $CPU_ENTRY_AREA_tss + TSS_STRUCT_SYSENTER_stack + SIZEOF_SYSENTER_stack, %ecx
+       addl    $CPU_ENTRY_AREA_SYSENTER_stack + SIZEOF_SYSENTER_stack, %ecx
        subl    %eax, %ecx      /* ecx = (end of SYSENTER_stack) - esp */
        cmpl    $SIZEOF_SYSENTER_stack, %ecx
        jb      .Ldebug_from_sysenter_stack
@@ -993,7 +993,7 @@ ENTRY(nmi)
 
        /* Are we currently on the SYSENTER stack? */
        movl    PER_CPU_VAR(cpu_entry_area), %ecx
-       addl    $CPU_ENTRY_AREA_tss + TSS_STRUCT_SYSENTER_stack + SIZEOF_SYSENTER_stack, %ecx
+       addl    $CPU_ENTRY_AREA_SYSENTER_stack + SIZEOF_SYSENTER_stack, %ecx
        subl    %eax, %ecx      /* ecx = (end of SYSENTER_stack) - esp */
        cmpl    $SIZEOF_SYSENTER_stack, %ecx
        jb      .Lnmi_from_sysenter_stack