Commit c29a59e4 authored by Jann Horn's avatar Jann Horn Committed by Ingo Molnar
Browse files

x86/vdso: Enable sanitizers for vma.o 



The vDSO makefile opts out of all sanitizers (and objtool validation);
however, vma.o is a normal kernel object file (and already has objtool
validation selectively enabled), so turn the sanitizers back on for that
file.

Signed-off-by: default avatarJann Horn <jannh@google.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Marco Elver <elver@google.com>
Cc: Paul E. McKenney <paulmck@kernel.org>
Link: https://lkml.kernel.org/r/20200106200204.94782-1-jannh@google.com


Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent 31c7ac38

arch/x86/entry/vdso/Makefile

+3 −0
Original line number Diff line number Diff line
@@ -30,6 +30,9 @@ vobjs-y := vdso-note.o vclock_gettime.o vgetcpu.o 


# files to link into kernel

obj-y				+= vma.o

KASAN_SANITIZE_vma.o		:= y

UBSAN_SANITIZE_vma.o		:= y

KCSAN_SANITIZE_vma.o		:= y

OBJECT_FILES_NON_STANDARD_vma.o	:= n



# vDSO images to build