Re: [PATCH 02/26] x86/tdx: Extend the cc_platform_has() API to support TDX guests

From: Josh Poimboeuf
Date: Wed Dec 15 2021 - 18:19:13 EST


On Tue, Dec 14, 2021 at 06:02:40PM +0300, Kirill A. Shutemov wrote:
> --- a/arch/x86/kernel/Makefile
> +++ b/arch/x86/kernel/Makefile
> @@ -22,6 +22,7 @@ CFLAGS_REMOVE_early_printk.o = -pg
> CFLAGS_REMOVE_head64.o = -pg
> CFLAGS_REMOVE_sev.o = -pg
> CFLAGS_REMOVE_cc_platform.o = -pg
> +CFLAGS_REMOVE_tdx.o = -pg
> endif
>
> KASAN_SANITIZE_head$(BITS).o := n
> @@ -31,6 +32,7 @@ KASAN_SANITIZE_stacktrace.o := n
> KASAN_SANITIZE_paravirt.o := n
> KASAN_SANITIZE_sev.o := n
> KASAN_SANITIZE_cc_platform.o := n
> +KASAN_SANITIZE_tdx.o := n
>
> # With some compiler versions the generated code results in boot hangs, caused
> # by several compilation units. To be safe, disable all instrumentation.
> @@ -50,6 +52,7 @@ KCOV_INSTRUMENT := n
>
> CFLAGS_head$(BITS).o += -fno-stack-protector
> CFLAGS_cc_platform.o += -fno-stack-protector
> +CFLAGS_tdx.o += -fno-stack-protector
>
> CFLAGS_irq.o := -I $(srctree)/$(src)/../include/asm/trace

Don't these Makefile changes belong in patch 1, which adds tdx.c?

--
Josh