Can't set statement probe in self-built linux-4.4

[Chris Dunlop]

On Fri, Jul 01, 2016 at 11:11:54AM -0500, David Smith wrote:
> On 06/30/2016 05:34 PM, Chris Dunlop wrote:
>> 
>> $ stap -v -L 'kernel.statement("register_shrinker@*:*")'
>> Pass 1: parsed user script and 116 library scripts using 93372virt/31140res/3000shr/28456data kb, in 190usr/20sys/206real ms.
>> Pass 2: analyzed script: 0 probes, 0 functions, 0 embeds, 0 globals using 131260virt/69116res/3764shr/66344data kb, in 310usr/40sys/354real ms.
> 
> Hmm. Please try the following:
> 
> # stap -L 'kernel.function("register_shrinker").*'

$ stap -L 'kernel.function("register_shrinker").*'
kernel.function("register_shrinker").call
kernel.function("register_shrinker").exported
kernel.function("register_shrinker").return

> That should let us know if 'register_shrinker' is only inlined in your
> kernel.