* Josh Poimboeuf <[email protected]> wrote:
> I should also mention that my proposed ia32_ptregs_common patch, which
> duplicated the needed code, was more optimized for performance than code size.
>
> But if you're more worried about code size, we could turn ia32_ptregs_common
> into a proper callable function, and then replace
>
> jmp ia32_ptregs_common
>
> with:
>
> call ia32_ptregs_common
> ret
>
> So it becomes a regular call instead of a tail call. It only adds a few
> instructions and the function is self-contained. Would that be good enough?
No, debug info should not slow down the kernel, especially not code we write in
assembly partly for performance.
Thanks,
Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
