On 10/22/2012 06:35 PM, Peter Zijlstra wrote:
> On Mon, 2012-10-22 at 14:11 +0800, Yan, Zheng wrote:
>> --- a/include/uapi/linux/perf_event.h
>> +++ b/include/uapi/linux/perf_event.h
>> @@ -160,8 +160,9 @@ enum perf_branch_sample_type {
>> PERF_SAMPLE_BRANCH_ABORT = 1U << 7, /* transaction aborts */
>> PERF_SAMPLE_BRANCH_INTX = 1U << 8, /* in transaction (flag)
>> */
>> PERF_SAMPLE_BRANCH_NOTX = 1U << 9, /* not in transaction
>> (flag) */
>> + PERF_SAMPLE_BRANCH_CALL_STACK = 1U << 10, /* call stack */
>>
>> - PERF_SAMPLE_BRANCH_MAX = 1U << 10, /* non-ABI */
>> + PERF_SAMPLE_BRANCH_MAX = 1U << 11, /* non-ABI */
>> };
>
> You add an ABI sample type without mentioning it in your changelog.. I
> think I'll stop reading here.
>
Ok, I will add the ABI change to the change log. Do you think we should hide
this
branch sample type from user?
Regards
Yan, Zheng
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