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SubjectRe: [GIT PULL] x86/vdso changes for v3.1
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Hi,

On Thu, Aug 25, 2011 at 3:16 PM, Andrew Lutomirski <luto@mit.edu> wrote:
> On Thu, Aug 25, 2011 at 10:06 AM, Arnaud Lacombe <lacombar@gmail.com> wrote:
>> On Thu, Aug 25, 2011 at 7:51 AM, Andrew Lutomirski <luto@mit.edu> wrote:
>>> On Thu, Aug 25, 2011 at 1:58 AM, Arnaud Lacombe <lacombar@gmail.com> wrote:
>>>> Hi,
>
>>>>
>>>> commit 59e97e4d6fbcd5b74a94cb48bcbfc6f8478a5e93
>>>> Author: Andy Lutomirski <luto@mit.edu>
>>>> Date:   Wed Jul 13 09:24:10 2011 -0400
>>>>
>>>>    x86: Make alternative instruction pointers relative
>>>>
>>>>    This save a few bytes on x86-64 and means that future patches can
>>>>    apply alternatives to unrelocated code.
>>>>
>>>>    Signed-off-by: Andy Lutomirski <luto@mit.edu>
>>>>    Link: http://lkml.kernel.org/r/ff64a6b9a1a3860ca4a7b8b6dc7b4754f9491cd7.1310563276.git.luto@mit.edu
>>>>    Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
>>>>
>>>
>>> I probably missed a hardcoded alternative entry that depends on
>>> config.  Can you send me your System.map and the output of objdump -s
>>> -j .altinstructions vmlinux?
>>>
>> see attached.
>>
>>> I'm also having issues building from your .config.  Building
>>> 59e97e4d6fbcd5b74a94cb48bcbfc6f8478a5e93 asks me about Moorestown MID
>>> platform, Ethernet, etc.
>>>
>> yes, the config is against -rc3. An `oldnoconfig' should do the job
>> before the build.
>>
>
> I still can't reproduce this.  I'm building the attached .config on
> the v3.1-rc3, running make ARCH=i386 oldnoconfig (which spews a lot of
> changes),
frak... I sent a stale .config, the right one should be attached. In
the mean time, I'll try your patch.

sorry,
- Arnaud

> then building with ARCH=i386 and test-booting in KVM.   No
> panic.
>
> Can you either send me a real .config and exact commit that you're
> building or try the attached patch and tell me what it says?
>
> Thanks,
> Andy
>
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