Re: [PATCH v3 2.6.39-rc1-tip 26/26] 26: uprobes: filter chain

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(2011/04/07 7:41), Srikar Dronamraju wrote:
>>> +static bool filter_chain(struct uprobe *uprobe, struct task_struct *t)
>>> +{
>>> +	struct uprobe_consumer *consumer;
>>> +	bool ret = false;
>>> +
>>> +	down_read(&uprobe->consumer_rwsem);
>>> +	for (consumer = uprobe->consumers; consumer;
>>> +					consumer = consumer->next) {
>>> +		if (!consumer->filter || consumer->filter(consumer, t)) {
>>> +			ret = true;
>>> +			break;
>>> +		}
>>> +	}
>>> +	up_read(&uprobe->consumer_rwsem);
>>> +	return ret;
>>> +}
>>> +
>>
>> Where this function is called from ? This patch seems the last one of this series...
>>
> 
> Sorry for the delayed reply, I was travelling to LFCS.
> Still I have to connect the filter from trace/perf probe. 

I see, and I'd like to suggest you to separate that series
from this "uprobe" series. For upstream merge, indeed, we
need a consumer of the uprobe. However, it should be as simple
as possible, so that we can focus on reviewing uprobe itself.

> Thats listed as todo and thats the next thing I am planning to work on.

Interesting:) Could you tell us what the plan will introduce?
How will it be connected? how will we use it?

Thank you,

-- 
Masami HIRAMATSU
Software Platform Research Dept. Linux Technology Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: masami.hiramatsu.pt@xxxxxxxxxxx

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