Re: [PATCH] x86: Align jump targets to 1 byte boundaries

[Denys Vlasenko]

On 05/14/2015 08:17 PM, Ingo Molnar wrote:
> There were also these other changes I tested:
> 
> +        # Reduces vmlinux size by 0.25%:
> +        KBUILD_CFLAGS += -fno-caller-saves
> +
> +        # Reduces vmlinux size by 1.10%:
> +        KBUILD_CFLAGS += -fno-inline-small-functions
> +
> +        # Reduces vmlinux size by about 0.95%:
> +        KBUILD_CFLAGS += -fno-tree-ch
> 
> We could maybe consider -fno-caller-saves. What do you think about 
> that option?

Quick googling din't even find what it does.
It would need a comment :)
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