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SubjectRe: [PATCH 3/3] tracing/mm: Don't trace mm_page_pcpu_drain on offline cpus

On Wednesday 29 April 2015 10:38 PM, Steven Rostedt wrote:
> On Wed, 29 Apr 2015 21:28:38 +0530
> Shreyas B Prabhu <> wrote:
>> On Wednesday 29 April 2015 08:48 PM, Steven Rostedt wrote:
>>> On Wed, 29 Apr 2015 20:19:28 +0530
>>> Shreyas B Prabhu <> wrote:
>>>> IIUC there is no existing macro which can both add a condition and
>>>> override printk format, hence the fall back to TRACE_EVENT_CONDITION.
>>> Hmm, want me to send you a patch that changes that?
>> I am not sure if its worth the effort now. It doesn't look like any
>> other trace point apart from the above use case will benefit from it.
>> Only smbus_write and smbus_reply seem to come close. But even they need
>> separate TP_fast_assign.
> It shouldn't be a problem to implement. But I'm currently cleaning up
> those files, and any changes will cause nasty conflicts.
> Lets do this. Push the current changes as is, and when I get around to
> adding a DEFINE_EVENT_PRINT_CONDITION(), we can modify that code to use
> it.

Hi Steve,
Do you have any other suggestions for this patchset or will you take
them as is?


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