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Re: [Qemu-devel] kqemu freebsd host smp problems?
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From: |
Bakul Shah |
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Subject: |
Re: [Qemu-devel] kqemu freebsd host smp problems? |
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Date: |
Sun, 03 Jul 2005 17:37:42 -0700 |
Lock writes:
> Is kqemu and the freebsd wrapper smp aware? I just saw this panic
> report again,
> http://lists.freebsd.org/pipermail/freebsd-current/2005-May/050161.html
> and noticed it apparently happened with an smp kernel.
My guess is
.d_flags = D_NEEDGIANT,
needs to be added to the initializer of kqemu_cdevsw for the
freebsd-current case. AFAIK this flag ensures only one
thread can be in this driver at a time (but caveat emptor: I
don't play in the kernel these days).