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traps: x86_64: make io_check_error equal to the one on i386
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Make io_check_error equal to the one on i386.

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 4915a35 commit 1c9af8a
Showing 1 changed file with 8 additions and 2 deletions.
10 changes: 8 additions & 2 deletions arch/x86/kernel/traps_64.c
Original file line number Diff line number Diff line change
Expand Up @@ -252,13 +252,19 @@ mem_parity_error(unsigned char reason, struct pt_regs *regs)
static notrace __kprobes void
io_check_error(unsigned char reason, struct pt_regs *regs)
{
printk("NMI: IOCK error (debug interrupt?)\n");
unsigned long i;

printk(KERN_EMERG "NMI: IOCK error (debug interrupt?)\n");
show_registers(regs);

/* Re-enable the IOCK line, wait for a few seconds */
reason = (reason & 0xf) | 8;
outb(reason, 0x61);
mdelay(2000);

i = 2000;
while (--i)
udelay(1000);

reason &= ~8;
outb(reason, 0x61);
}
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