[Qemu-devel] Re: [patch uq/master 2/2] kvm-all.c: define smp_wmb and use it for coalesced mmio

[Avi Kivity]

On 02/22/2010 03:59 PM, Marcelo Tosatti wrote:
> Cc: "Michael S. Tsirkin"<address@hidden>
> Signed-off-by: Marcelo Tosatti<address@hidden>
>
> Index: qemu/kvm-all.c
> ===================================================================
> --- qemu.orig/kvm-all.c
> +++ qemu/kvm-all.c
> @@ -718,6 +718,9 @@ static int kvm_handle_io(uint16_t port,
>       return 1;
>   }
>
> +/* FIXME: arch dependant, x86 version */
> +#define smp_wmb()   asm volatile("" ::: "memory")
> +
>    

sfence?  what about other arches?

--
error compiling committee.c: too many arguments to function