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SubjectRe: [PATCH] x86/boot: Fix if_changed build flip/flop

* Kees Cook <keescook@chromium.org> wrote:

> The if_changed kbuild function can only be used once per target. If not
> it will effectively always trigger, flipping back and forth between the
> two commands getting recorded. Instead, merge the two commands into a
> single function to get stable build artifacts (i.e. .vmlinux.cmd).
>
> Reported-by: Dirk Gouders <dirk@gouders.net>

What actual symptoms does this bug have?

I.e. it would be nice if the changelog started with such an explanation:

Dirk Gouders reported that .... <bad stuff happens during kernel build> ...
and bisected it back to:

98f78525371b ("x86/boot: Refuse to build with data relocations")

The root cause of the bug is that the if_changed kbuild function ...

Or something like that.

Thanks,

Ingo

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