e8972a76aa90 ("x86/decompressor: Call trampoline as a normal function")
8b63cba746f8 ("x86/decompressor: Store boot_params pointer in callee save register")
264b82fdb498 ("x86/decompressor: Don't rely on upper 32 bits of GPRs being preserved")
7734a0f31e99 ("x86/boot: Robustify calling startup_{32,64}() from the decompressor code")