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path: root/drivers/lguest/interrupts_and_traps.c
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Diffstat (limited to 'drivers/lguest/interrupts_and_traps.c')
-rw-r--r--drivers/lguest/interrupts_and_traps.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/lguest/interrupts_and_traps.c b/drivers/lguest/interrupts_and_traps.c
index daaf86631647..28433a155d67 100644
--- a/drivers/lguest/interrupts_and_traps.c
+++ b/drivers/lguest/interrupts_and_traps.c
@@ -375,11 +375,9 @@ static bool direct_trap(unsigned int num)
/*
* The Host needs to see page faults (for shadow paging and to save the
* fault address), general protection faults (in/out emulation) and
- * device not available (TS handling), invalid opcode fault (kvm hcall),
- * and of course, the hypercall trap.
+ * device not available (TS handling) and of course, the hypercall trap.
*/
- return num != 14 && num != 13 && num != 7 &&
- num != 6 && num != LGUEST_TRAP_ENTRY;
+ return num != 14 && num != 13 && num != 7 && num != LGUEST_TRAP_ENTRY;
}
/*:*/
@@ -429,8 +427,8 @@ void pin_stack_pages(struct lg_cpu *cpu)
/*
* Direct traps also mean that we need to know whenever the Guest wants to use
- * a different kernel stack, so we can change the IDT entries to use that
- * stack. The IDT entries expect a virtual address, so unlike most addresses
+ * a different kernel stack, so we can change the guest TSS to use that
+ * stack. The TSS entries expect a virtual address, so unlike most addresses
* the Guest gives us, the "esp" (stack pointer) value here is virtual, not
* physical.
*