From 8d6f9d69bdc1dcf75a3ba436c9b2efb20478619b Mon Sep 17 00:00:00 2001 From: Alexander van Heukelum <heukelum@fastmail.fm> Date: Tue, 9 Sep 2008 21:55:59 +0200 Subject: [PATCH] i386: convert hardware exception 4 to an interrupt gate Handle overflow exception with interrupt initially off. Signed-off-by: Alexander van Heukelum <heukelum@fastmail.fm> Signed-off-by: Ingo Molnar <mingo@elte.hu> --- arch/x86/kernel/traps_32.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/kernel/traps_32.c b/arch/x86/kernel/traps_32.c index e3c4809f414a..6f685e61325a 100644 --- a/arch/x86/kernel/traps_32.c +++ b/arch/x86/kernel/traps_32.c @@ -633,7 +633,7 @@ void do_##name(struct pt_regs *regs, long error_code) \ } DO_VM86_ERROR_INFO(0, SIGFPE, "divide error", divide_error, FPE_INTDIV, regs->ip) -DO_VM86_TRAP(4, SIGSEGV, "overflow", overflow) +DO_VM86_ERROR(4, SIGSEGV, "overflow", overflow) DO_VM86_TRAP(5, SIGSEGV, "bounds", bounds) DO_TRAP_INFO(6, SIGILL, "invalid opcode", invalid_op, ILL_ILLOPN, regs->ip, 0) DO_TRAP(9, SIGFPE, "coprocessor segment overrun", coprocessor_segment_overrun) @@ -1252,7 +1252,7 @@ void __init trap_init(void) set_intr_gate(1, &debug); set_intr_gate(2, &nmi); set_system_intr_gate(3, &int3); /* int3 can be called from all */ - set_system_gate(4, &overflow); /* int4 can be called from all */ + set_system_intr_gate(4, &overflow); /* int4 can be called from all */ set_trap_gate(5, &bounds); set_trap_gate(6, &invalid_op); set_trap_gate(7, &device_not_available);