From 5af14c29f7a0e6d1fcee44c4ed4a2d12a49c4a43 Mon Sep 17 00:00:00 2001 From: Borislav Petkov Date: Wed, 20 Apr 2022 13:45:49 +0200 Subject: [PATCH] x86/tdx: Annotate a noreturn function objdump complains: vmlinux.o: warning: objtool: __tdx_hypercall()+0x74: unreachable instruction because __tdx_hypercall_failed() won't return but panic the guest. Annotate that that is ok and desired. Fixes: eb94f1b6a70a ("x86/tdx: Add __tdx_module_call() and __tdx_hypercall() helper functions") Signed-off-by: Borislav Petkov Link: https://lore.kernel.org/r/20220420115025.5448-1-bp@alien8.de --- arch/x86/coco/tdx/tdcall.S | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/coco/tdx/tdcall.S b/arch/x86/coco/tdx/tdcall.S index 245888290bb6..eeb4511dc414 100644 --- a/arch/x86/coco/tdx/tdcall.S +++ b/arch/x86/coco/tdx/tdcall.S @@ -200,5 +200,6 @@ SYM_FUNC_START(__tdx_hypercall) .Lpanic: call __tdx_hypercall_failed /* __tdx_hypercall_failed never returns */ + REACHABLE jmp .Lpanic SYM_FUNC_END(__tdx_hypercall)