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SubjectRe: [PATCH 1/2] tracing: Define kmem_trace_alloc_notrace unconditionally
Pekka Enberg wrote:
> Li Zefan wrote:
>> Always define kmem_trace_alloc_{,node}_notrace(), otherwise
>> perf-kmem will show wrong stats ifndef CONFIG_KMEMTRACE,
>> because a kmalloc() memory allocation may be traced by
>> both trace_kmalloc() and trace_kmem_cache_alloc().
>>
>> Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
>
> Did you check how much this will make kernel text bigger because of the
> inlining happening in kmem_cache_alloc_notrace()?
>

I'm not sure I understood what you meant, but I'm not inlining
kmem_cache_alloc_notrace(), and instead I'm removing the inline
version in !CONFIG_KMEMTRACE case.



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