Re: [Qemu-devel] Re: [V7 PATCH 3/9] virtio-9p: Provide chroot worker side interfaces

[Venkateswararao Jujjuri (JV)]

On 3/4/2011 2:53 AM, Stefan Hajnoczi wrote:
> On Fri, Mar 4, 2011 at 9:25 AM, M. Mohan Kumar <address@hidden> wrote:
>> +static int chroot_do_open(V9fsFileObjectRequest *request)
>> +{
>> +    int fd;
>> +    fd = open(request->path.path, request->data.flags);
>> +    if (fd < 0) {
>> +        fd = -errno;
>> +    }
>> +    return fd;
>> +}
> 
> How do access checks work without fsuid/fsgid being set?

VirtFS access checks are done on the cleint. Server just does what
client asked for.. as long as the operations on the exported region.

- JV

> 
> Stefan
>