On 03/28/2011 02:53 AM, Wei Xu wrote:
>> +++ linux/contents/include/linux/kvm.h 2011-03-21 09:16:39.000000000 -0700
>> @@ -152,7 +152,7 @@
>> /* KVM_EXIT_MMIO */
>> struct {
>> __u64 phys_addr;
>> - __u8 data[8];
>> + __u8 data[16];
>> __u32 len;
>> __u8 is_write;
>> } mmio;
>
> This breaks the userspace interface. My implementation split the I/O
> into two separate 64-bit writes.
Wei>>It will not break the user interface -- the "len" tells user space qemu
how many bytes need to be copied; and qemu mmio logic can handle more than
64-bit writes.
But the location of the 'len' field changes. You have to recompile your
userspace so the code is aware of the new location.
--
error compiling committee.c: too many arguments to function
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