Re: [PATCH] ftrace: Simplify ring buffer resizing, make work with RT

From: Corey Minyard
Date: Fri May 09 2014 - 13:08:52 EST


On 05/09/2014 08:12 AM, Sebastian Andrzej Siewior wrote:
> * minyard@xxxxxxx | 2014-05-08 15:03:22 [-0500]:
>
>> This isn't well tested, but fixes an obvious PREEMPT_RT problem and seems
>> like a good simplification. You can see the PREEMPT_RT bug if you enable
>> ftrace and all the self tests; it will fail running selftests when it tries
>> to resize the buffers.
> I posted http://marc.info/?l=linux-rt-users&m=139962823022896&w=2 before
> I noticed this one. You seem not to touch the second hunk.
>
> Sebastian
That's a good solution, too. I didn't notice the second hunk in my testing.

Thanks,

-corey
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