Re: [PATCH RFC v3 0/8] kernel-hacking: introduce CONFIG_NO_AUTO_INLINE

[Brendan Jackman]

On Tue Apr 29, 2025 at 12:35 PM UTC, Christoph Hellwig wrote:
> On Tue, Apr 29, 2025 at 12:06:04PM +0800, Chen Linxuan via B4 Relay wrote:
>> This series introduces a new kernel configuration option NO_AUTO_INLINE,
>> which can be used to disable the automatic inlining of functions.
>> 
>> This will allow the function tracer to trace more functions
>> because it only traces functions that the compiler has not inlined.
>
> This still feels like a bad idea because it is extremely fragile.

Can you elaborate on that - does it introduce new fragility?