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SubjectRe: 2.6.19-rc6-rt8

* Karsten Wiese <fzu@wemgehoertderstaat.de> wrote:

> Am Montag, 27. November 2006 10:49 schrieb Ingo Molnar:
> > i have released the 2.6.19-rc6-rt8 tree, which can be downloaded from
>
> I saw usb transport errors here before rebooting with
> nmi_watchdog=0
> contained in kernel command line.

so nmi_watchdog=1 (or was it nmi_watchdog=2 ?) caused these problems -
and then nmi_watchdog=0 fixed them? i686? Extremely weird. Does the
patch below fix the issue perhaps?

Ingo

Index: linux/arch/i386/kernel/nmi.c
===================================================================
--- linux.orig/arch/i386/kernel/nmi.c
+++ linux/arch/i386/kernel/nmi.c
@@ -932,12 +932,14 @@ notrace __kprobes int nmi_watchdog_tick(

__profile_tick(CPU_PROFILING, regs);

+#if 0
/* check for other users first */
if (notify_die(DIE_NMI, "nmi", regs, reason, 2, SIGINT)
== NOTIFY_STOP) {
rc = 1;
touched = 1;
}
+#endif

/*
* Take the local apic timer and PIT/HPET into account. We don't
Index: linux/arch/x86_64/kernel/nmi.c
===================================================================
--- linux.orig/arch/x86_64/kernel/nmi.c
+++ linux/arch/x86_64/kernel/nmi.c
@@ -814,12 +814,14 @@ int __kprobes nmi_watchdog_tick(struct p

__profile_tick(CPU_PROFILING, regs);

+#if 0
/* check for other users first */
if (notify_die(DIE_NMI, "nmi", regs, reason, 2, SIGINT)
== NOTIFY_STOP) {
rc = 1;
touched = 1;
}
+#endif

sum = read_pda(apic_timer_irqs);
if (nmi_show_regs[cpu]) {
-
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