i386: convert hardware exception 0 to an interrupt gate

Handle divide error exception with interrupt initially off.

Signed-off-by: Alexander van Heukelum <heukelum@fastmail.fm>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Alexander van Heukelum 2008-09-09 21:55:57 +02:00 коммит произвёл Ingo Molnar
Родитель 61aef7d249
Коммит 976382dcbe
1 изменённых файлов: 2 добавлений и 2 удалений

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@ -632,7 +632,7 @@ void do_##name(struct pt_regs *regs, long error_code) \
do_trap(trapnr, signr, str, 1, regs, error_code, &info); \
}
DO_VM86_TRAP_INFO(0, SIGFPE, "divide error", divide_error, FPE_INTDIV, regs->ip)
DO_VM86_ERROR_INFO(0, SIGFPE, "divide error", divide_error, FPE_INTDIV, regs->ip)
#ifndef CONFIG_KPROBES
DO_VM86_TRAP(3, SIGTRAP, "int3", int3)
#endif
@ -1247,7 +1247,7 @@ void __init trap_init(void)
early_iounmap(p, 4);
#endif
set_trap_gate(0, &divide_error);
set_intr_gate(0, &divide_error);
set_intr_gate(1, &debug);
set_intr_gate(2, &nmi);
set_system_intr_gate(3, &int3); /* int3 can be called from all */