Re: Linux 2.6.32-rc1

Ingo Molnar
2009-09-30T19:35:57Z

* Ingo Molnar <mingo@elte.hu> wrote:

> > 4 files changed, 81 insertions(+), 14 deletions(-)
> > create mode 100644 arch/x86/lib/cmpxchg8b_emu.S
>
> The two patches cause hangs on 32-bit, in sched_clock_cpu(). I
> attached the hang serial log plus the two patches as i applied them.
>
> Bug in cmpxchg8b_emu()?

... on this CPU we should be using CMPXCHG8B so cmpxchg8b_emu() shouldnt
be called.

Ingo