On Wed, Feb 8, 2023 at 3:13 PM Michael S. Tsirkin <m...@redhat.com> wrote:
>
> On Wed, Feb 08, 2023 at 03:08:35PM -0300, Jason A. Donenfeld wrote:
> > All attempts at providing setup_data have been made as an iteration on
> > whatever was there before, stretching back to the original
> > implementation used for DTBs that [mis]used the kernel image itself.
> > We've now had a dozen rounds of bugs and hacks, and the result is
> > turning into a pile of unmaintainable and increasingly brittle hacks.
> >
> > Let's just rip out all the madness and start over. We can re-architect
> > this based on having a separate standalone setup_data file, which is how
> > it should have been done in the first place. This is a larger project
> > with a few things to coordinate, but we can't really begin thinking
> > about that while trying to play whack-a-mole with the current buggy
> > implementation.
> >
> > So this commit removes the setup_data setting from x86_load_linux(),
> > while leaving intact the infrastructure we'll need in the future to try
> > again.
> >
> > Cc: Michael S. Tsirkin <m...@redhat.com>
> > Cc: Dov Murik <dovmu...@linux.ibm.com>
> > Cc: Tom Lendacky <thomas.lenda...@amd.com>
> > Cc: Gerd Hoffmann <kra...@redhat.com>
> > Cc: Daniel P. Berrangé <berra...@redhat.com>
> > Cc: Paolo Bonzini <pbonz...@redhat.com>
> > Cc: Richard Henderson <richard.hender...@linaro.org>
> > Cc: H. Peter Anvin <h...@zytor.com>
> > Cc: Philippe Mathieu-Daudé <phi...@linaro.org>
> > Cc: Nathan Chancellor <nat...@kernel.org>
> > Cc: Borislav Petkov <b...@alien8.de>
> > Cc: Eric Biggers <ebigg...@kernel.org>
> > Signed-off-by: Jason A. Donenfeld <ja...@zx2c4.com>
>
> I think I'll be happier if this is just a revert of
> the relevant commits in reverse order to make life easier
> for backporters.
> Unless that's too much work as we made other changes around
> this code?

I think that's going to be messy. And it won't handle the dtb stuff
either straightforwardly.

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