On 01/21, Peter Zijlstra wrote:
>
> I tried the below but filed to see my vmlinux shrink, maybe I'm just not
> building the right kernel, or otherwise GCC is stupid.
...
> +struct lockdep_acquire_flags {
> + unsigned long subclass : 3;
> + unsigned long trylock : 1;
> + unsigned long read : 2;
> + unsigned long check : 1;
> +};
Yes, I tried this too. I do see the difference, but the result is worse:
- 5262832
+ 5256987
looks like, gcc is not smart enough...
Oleg.
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