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SubjectRe: [PATCH 8/8] trace_uprobe/sdt: Document about reference counter
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On 03/14/2018 07:20 PM, Masami Hiramatsu wrote:
> On Tue, 13 Mar 2018 18:26:03 +0530
> Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com> wrote:
>
>> No functionality changes.
> Please consider to describe what is this change and why, here.

Will add in next version.

>> Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
>> ---
>> Documentation/trace/uprobetracer.txt | 16 +++++++++++++---
>> kernel/trace/trace.c | 2 +-
>> 2 files changed, 14 insertions(+), 4 deletions(-)
>>
>> diff --git a/Documentation/trace/uprobetracer.txt b/Documentation/trace/uprobetracer.txt
>> index bf526a7c..8fb13b0 100644
>> --- a/Documentation/trace/uprobetracer.txt
>> +++ b/Documentation/trace/uprobetracer.txt
>> @@ -19,15 +19,25 @@ user to calculate the offset of the probepoint in the object.
>>
>> Synopsis of uprobe_tracer
>> -------------------------
>> - p[:[GRP/]EVENT] PATH:OFFSET [FETCHARGS] : Set a uprobe
>> - r[:[GRP/]EVENT] PATH:OFFSET [FETCHARGS] : Set a return uprobe (uretprobe)
>> - -:[GRP/]EVENT : Clear uprobe or uretprobe event
>> + p[:[GRP/]EVENT] PATH:OFFSET[(REF_CTR_OFFSET)] [FETCHARGS]
>> + r[:[GRP/]EVENT] PATH:OFFSET[(REF_CTR_OFFSET)] [FETCHARGS]
> Ah, OK in this context, [] means optional syntax :)

Correct.

Thanks,
Ravi

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