On Sun, 2024-12-15 at 22:49 -0700, Nathan Chancellor wrote: > On Sun, Dec 15, 2024 at 10:09:57AM +0000, David Woodhouse wrote: > > On Sat, 2024-12-14 at 16:08 -0700, Nathan Chancellor wrote: > > > > > > I guess this seems somewhat unavoidable because control_page is just a > > > 'void *', perhaps machine_kexec() should just be marked as __nocfi? This > > > diff resolves that issue for me. > > > > The patch below seems to work too. I already wanted to deal with the > > Can confirm, thanks for the quick fix. With your fix for the first issue > I reported, the fix I sent for LTO, and this patch below, I can kexec on > a CFI and LTO enabled kernel without any issues. > Thank you for testing. Which is the LTO one? Is it in my tree yet or have I missed it? https://git.infradead.org/?p=users/dwmw2/linux.git;a=shortlog;h=refs/heads/kexec-debug (The fix we're discussing here isn't there yet; it still needs polishing)
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