Tejun Heo <t...@kernel.org> writes:
> (cc'ing Rusty and lkml)
Looks like Peter Zijlstra is the one to take this fix...
Cheers,
Rusty.
>
> Hello,
>
> On Wed, Jul 01, 2015 at 10:18:48PM -0500, Jon Christopherson wrote:
>> Hello guys,
>>
>> One last thing .. the recent commit : 02201e3f1 ("Merge tag
>> 'modules-next-for-linus' of
>> git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux") broke perf tools
>> compilation. I know this isnt your area, but its a simple accidental
>> omission of a file. Here is the needed change to correct retrieved from the
>> list:
>>
>> diff --git a/tools/perf/util/include/linux/rcupdate.h
>> b/tools/perf/util/include/linux/rcupdate.h
>> new file mode 100644
>> index 0000000..51c0f45
>> --- /dev/null
>> +++ b/tools/perf/util/include/linux/rcupdate.h
>> @@ -0,0 +1,9 @@
>> +#ifndef PERF_LINUX_RCUPDATE_H_
>> +#define PERF_LINUX_RCUPDATE_H_
>> +
>> +/* Simple trivial wrappers for now, we don't use RCU in perf user-space
>> (yet): */
>> +#define WRITE_ONCE(var, val) ((var) = (val))
>> +#define rcu_assign_pointer(ptr, val) WRITE_ONCE(ptr, val)
>> +
>> +#endif
>> +
>
> Rusty?
>
> Thanks.
>
> --
> tejun
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