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| author | Marco Elver <elver@google.com> | 2019-11-14 19:03:03 +0100 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@kernel.org> | 2019-11-16 07:23:16 -0800 |
| commit | 40d04110f87940b6a03bf0aa19cd29e84f465f20 (patch) | |
| tree | 85a7f42366dc040bad8e13608ce21c01d0a2222f /arch/x86/kernel/Makefile | |
| parent | e75a6795ed132f26f69d08dea958630d5993056d (diff) | |
| download | lwn-40d04110f87940b6a03bf0aa19cd29e84f465f20.tar.gz lwn-40d04110f87940b6a03bf0aa19cd29e84f465f20.zip | |
x86, kcsan: Enable KCSAN for x86
This patch enables KCSAN for x86, with updates to build rules to not use
KCSAN for several incompatible compilation units.
Signed-off-by: Marco Elver <elver@google.com>
Acked-by: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'arch/x86/kernel/Makefile')
| -rw-r--r-- | arch/x86/kernel/Makefile | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile index 3578ad248bc9..a9a1cab437bc 100644 --- a/arch/x86/kernel/Makefile +++ b/arch/x86/kernel/Makefile @@ -28,6 +28,10 @@ KASAN_SANITIZE_dumpstack_$(BITS).o := n KASAN_SANITIZE_stacktrace.o := n KASAN_SANITIZE_paravirt.o := n +# With some compiler versions the generated code results in boot hangs, caused +# by several compilation units. To be safe, disable all instrumentation. +KCSAN_SANITIZE := n + OBJECT_FILES_NON_STANDARD_relocate_kernel_$(BITS).o := y OBJECT_FILES_NON_STANDARD_test_nx.o := y OBJECT_FILES_NON_STANDARD_paravirt_patch.o := y |