Re: [PATCH v2 6/6] kernel-shark-qt: Fix bug in plugin actions execution

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On 15.03.19 г. 2:05 ч., Steven Rostedt wrote:
> On Thu, 14 Mar 2019 20:01:14 -0400
> Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:
> 
>> Ping?
> 
> Actually this is marked as superseded in patchwork. Is it?
> 

I think this one was been pushed

https://git.kernel.org/pub/scm/utils/trace-cmd/trace-cmd.git/commit/?id=fbba6a95533db0d42e6e9a9241fda3616b8f03a0

Thanks!
Yordan


> -- Steve
> 
>>
>> On Wed, 9 Jan 2019 11:52:53 -0500
>> Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:
>>
>>> On Wed,  9 Jan 2019 15:09:45 +0200
>>> Yordan Karadzhov <ykaradzhov@xxxxxxxxxx> wrote:
>>>    
>>>> Plugin-provided actions are executed when loading the data. These
>>>> actions can be used to modify the contain of the kshark_entries
>>>
>>> "modify the contain of" ?
>>>    
>>>> generated by a given event type and we consider the case of having
>>>> more than one plugin-provided actions per event type. However, the code
>>>
>>>   "more than one plugin-provided actions per event type." also doesn't
>>>   make sense.
>>>    
>>>> that handles the case of multiple actions per-event has a bug. The "if"
>>>> was introduced with the idea that only the last per-event action will
>>>> modify the KS_PLUGIN_UNTOUCHED flag of the entry, but it misbehaves in
>>>> the case of a single per-event action in the list, followed by actions
>>>> for other events.
>>>
>>> Patch looks fine, but can you resend with a cleaner change log?
>>>
>>> Thanks!
>>>
>>> -- Steve
>>>    
>>>>
>>>> Signed-off-by: Yordan Karadzhov <ykaradzhov@xxxxxxxxxx>
>>>> ---
>>>>   kernel-shark-qt/src/libkshark.c | 3 +--
>>>>   1 file changed, 1 insertion(+), 2 deletions(-)
>>>>
>>>> diff --git a/kernel-shark-qt/src/libkshark.c b/kernel-shark-qt/src/libkshark.c
>>>> index 598ea52..9ab2d57 100644
>>>> --- a/kernel-shark-qt/src/libkshark.c
>>>> +++ b/kernel-shark-qt/src/libkshark.c
>>>> @@ -750,8 +750,7 @@ static size_t get_records(struct kshark_context *kshark_ctx,
>>>>   										entry->event_id))) {
>>>>   					evt_handler->event_func(kshark_ctx, rec, entry);
>>>>   					evt_handler = evt_handler->next;
>>>> -					if (!evt_handler)
>>>> -						entry->visible &= ~KS_PLUGIN_UNTOUCHED_MASK;
>>>> +					entry->visible &= ~KS_PLUGIN_UNTOUCHED_MASK;
>>>>   				}
>>>>   
>>>>   				pid = entry->pid;
>>>    
> 




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