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Diffstat (limited to 'arch/x86/kernel/traps.c')
-rw-r--r--arch/x86/kernel/traps.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index 772e2a846de..b0865e88d3c 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -254,6 +254,9 @@ dotraplinkage void do_double_fault(struct pt_regs *regs, long error_code)
tsk->thread.error_code = error_code;
tsk->thread.trap_nr = X86_TRAP_DF;
+#ifdef CONFIG_DOUBLEFAULT
+ df_debug(regs, error_code);
+#endif
/*
* This is always a kernel trap and never fixable (and thus must
* never return).
@@ -437,7 +440,7 @@ dotraplinkage void __kprobes do_debug(struct pt_regs *regs, long error_code)
/* Store the virtualized DR6 value */
tsk->thread.debugreg6 = dr6;
- if (notify_die(DIE_DEBUG, "debug", regs, PTR_ERR(&dr6), error_code,
+ if (notify_die(DIE_DEBUG, "debug", regs, (long)&dr6, error_code,
SIGTRAP) == NOTIFY_STOP)
goto exit;
@@ -785,7 +788,7 @@ void __init trap_init(void)
x86_init.irqs.trap_init();
#ifdef CONFIG_X86_64
- memcpy(&nmi_idt_table, &idt_table, IDT_ENTRIES * 16);
+ memcpy(&debug_idt_table, &idt_table, IDT_ENTRIES * 16);
set_nmi_gate(X86_TRAP_DB, &debug);
set_nmi_gate(X86_TRAP_BP, &int3);
#endif