Hi Linus,
After merging the fixes tree, today's linux-next build (powerpc
ppc64_defconfig) failed like this:
arch/powerpc/kernel/built-in.o: In function `.sys_call_table':
(.text+0xbd00): undefined reference to `.sys_nfsservctl'
arch/powerpc/kernel/built-in.o: In function `.sys_call_table':
(.tex
On 08/28/2011 04:56 PM, Joerg Roedel wrote:
On Sun, Aug 28, 2011 at 04:14:00PM +0300, Avi Kivity wrote:
> On 08/26/2011 12:24 PM, Roedel, Joerg wrote:
>> The biggest problem with this approach is that it has to happen in the
>> context of the given process. Linux can't really modify an mm whi
On Sun, Aug 28, 2011 at 04:14:00PM +0300, Avi Kivity wrote:
> On 08/26/2011 12:24 PM, Roedel, Joerg wrote:
>> The biggest problem with this approach is that it has to happen in the
>> context of the given process. Linux can't really modify an mm which
>> which belong to another context in a safe w
On 08/26/2011 12:24 PM, Roedel, Joerg wrote:
>
> As I see it there are two options: (a) make subsequent accesses from
> userspace or the guest result in either a SIGBUS that userspace must
> either deal with or die, or (b) replace the mapping with a dummy RO
> mapping containing 0xff, with an