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i386: convert hardware exception 0 to an interrupt gate
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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>
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Alexander van Heukelum authored and Ingo Molnar committed Oct 13, 2008
1 parent 61aef7d commit 976382d
Showing 1 changed file with 2 additions and 2 deletions.
4 changes: 2 additions & 2 deletions arch/x86/kernel/traps_32.c
Original file line number Diff line number Diff line change
Expand Up @@ -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
Expand Down Expand Up @@ -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 */
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