The following commit has been merged into the x86/boot branch of tip: Commit-ID: 61de13df95901bc58456bc5acdbd3c18c66cf859 Gitweb: https://git.kernel.org/tip/61de13df95901bc58456bc5acdbd3c18c66cf859 Author: Ard Biesheuvel <ardb@xxxxxxxxxx> AuthorDate: Tue, 22 Nov 2022 17:10:16 +01:00 Committer: Borislav Petkov <bp@xxxxxxx> CommitterDate: Thu, 24 Nov 2022 08:57:41 +01:00 x86/boot/compressed: Only build mem_encrypt.S if AMD_MEM_ENCRYPT=y Avoid building the mem_encrypt.o object if memory encryption support is not enabled to begin with. Signed-off-by: Ard Biesheuvel <ardb@xxxxxxxxxx> Signed-off-by: Borislav Petkov <bp@xxxxxxx> Link: https://lore.kernel.org/r/20221122161017.2426828-17-ardb@xxxxxxxxxx --- arch/x86/boot/compressed/Makefile | 2 +- arch/x86/boot/compressed/mem_encrypt.S | 2 -- 2 files changed, 1 insertion(+), 3 deletions(-) diff --git a/arch/x86/boot/compressed/Makefile b/arch/x86/boot/compressed/Makefile index cd1a629..3dc5db6 100644 --- a/arch/x86/boot/compressed/Makefile +++ b/arch/x86/boot/compressed/Makefile @@ -100,7 +100,7 @@ vmlinux-objs-$(CONFIG_RANDOMIZE_BASE) += $(obj)/kaslr.o ifdef CONFIG_X86_64 vmlinux-objs-y += $(obj)/ident_map_64.o vmlinux-objs-y += $(obj)/idt_64.o $(obj)/idt_handlers_64.o - vmlinux-objs-y += $(obj)/mem_encrypt.o + vmlinux-objs-$(CONFIG_AMD_MEM_ENCRYPT) += $(obj)/mem_encrypt.o vmlinux-objs-y += $(obj)/pgtable_64.o vmlinux-objs-$(CONFIG_AMD_MEM_ENCRYPT) += $(obj)/sev.o endif diff --git a/arch/x86/boot/compressed/mem_encrypt.S b/arch/x86/boot/compressed/mem_encrypt.S index e696745..32f7cc8 100644 --- a/arch/x86/boot/compressed/mem_encrypt.S +++ b/arch/x86/boot/compressed/mem_encrypt.S @@ -307,7 +307,6 @@ SYM_FUNC_END(startup32_check_sev_cbit) .data -#ifdef CONFIG_AMD_MEM_ENCRYPT .balign 8 SYM_DATA(sme_me_mask, .quad 0) SYM_DATA(sev_status, .quad 0) @@ -323,4 +322,3 @@ SYM_DATA_START_LOCAL(boot32_idt_desc) .word . - boot32_idt - 1 .long 0 SYM_DATA_END(boot32_idt_desc) -#endif
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