x86, NMI: Add touch_nmi_watchdog to io_check_error delay
Prevent the long delay in io_check_error making NMI watchdog timeout. Signed-off-by: Huang Ying <ying.huang@intel.com> Signed-off-by: Don Zickus <dzickus@redhat.com> LKML-Reference: <1294198689-15447-3-git-send-email-dzickus@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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@ -351,9 +351,11 @@ io_check_error(unsigned char reason, struct pt_regs *regs)
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reason = (reason & 0xf) | 8;
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outb(reason, 0x61);
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i = 2000;
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while (--i)
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udelay(1000);
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i = 20000;
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while (--i) {
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touch_nmi_watchdog();
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udelay(100);
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}
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reason &= ~8;
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outb(reason, 0x61);
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