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Re: [patch] x86_*fence replaced by membar_ops(3)

Jean-Yves Migeon wrote:
> Hi lists,
> These are the first steps to have MI Xen drivers (hi christoph!),


> by replacing all the x86_*fence memory ops to their "equivalent" ones from
> the membar_ops(3) API. See [1].
> I took this opportunity to do the same for arch/x86,i386,amd64.
> GENERIC/XEN3_DOM0 do compile fine for amd64, and GENERIC/XEN3_DOM0 were
> compiled and "tested" (through a complete build.sh run) for i386.
> @port-xen: what is the purpose of this load fence [2], considering that
> hypercalls are memory barriers?
> Thanks for reading. Comments and reviews are appreciated.

Both patches look good to me.


> Cheers,
> [1] http://www.netbsd.org/~jym/membar_ops.diff
> [2] http://www.netbsd.org/~jym/if_xennet_xenbus.c.diff

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