linux-kernel - [PATCH v3 06/59] x86/vdso: Ensure all kernel code is seen by objtool

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Message-ID: <20220915111143.512144110@infradead.org>
Date:   Thu, 15 Sep 2022 13:10:45 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     linux-kernel@...r.kernel.org, peterz@...radead.org, x86@...nel.org,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Tim Chen <tim.c.chen@...ux.intel.com>,
        Josh Poimboeuf <jpoimboe@...nel.org>,
        Andrew Cooper <Andrew.Cooper3@...rix.com>,
        Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>,
        Johannes Wikner <kwikner@...z.ch>,
        Alyssa Milburn <alyssa.milburn@...ux.intel.com>,
        Jann Horn <jannh@...gle.com>, "H.J. Lu" <hjl.tools@...il.com>,
        Joao Moreira <joao.moreira@...el.com>,
        Joseph Nuzman <joseph.nuzman@...el.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Juergen Gross <jgross@...e.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        K Prateek Nayak <kprateek.nayak@....com>,
        Eric Dumazet <edumazet@...gle.com>
Subject: [PATCH v3 06/59] x86/vdso: Ensure all kernel code is seen by objtool

From: Thomas Gleixner <tglx@...utronix.de>

extable.c is kernel code and not part of the VDSO

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
---
 arch/x86/entry/vdso/Makefile |   11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

--- a/arch/x86/entry/vdso/Makefile
+++ b/arch/x86/entry/vdso/Makefile
@@ -30,11 +30,12 @@ vobjs32-y += vdso32/vclock_gettime.o
 vobjs-$(CONFIG_X86_SGX)	+= vsgx.o
 
 # files to link into kernel
-obj-y				+= vma.o extable.o
-KASAN_SANITIZE_vma.o		:= y
-UBSAN_SANITIZE_vma.o		:= y
-KCSAN_SANITIZE_vma.o		:= y
-OBJECT_FILES_NON_STANDARD_vma.o	:= n
+obj-y					+= vma.o extable.o
+KASAN_SANITIZE_vma.o			:= y
+UBSAN_SANITIZE_vma.o			:= y
+KCSAN_SANITIZE_vma.o			:= y
+OBJECT_FILES_NON_STANDARD_vma.o		:= n
+OBJECT_FILES_NON_STANDARD_extable.o	:= n
 
 # vDSO images to build
 vdso_img-$(VDSO64-y)		+= 64