[2/5] x86/purgatory: disable KMSAN instrumentation

Message ID 20221024212144.2852069-2-glider@google.com
State New
Headers
Series [1/5] mm: kmsan: export kmsan_copy_page_meta() |

Commit Message

Alexander Potapenko Oct. 24, 2022, 9:21 p.m. UTC
  The stand-alone purgatory.ro does not contain the KMSAN runtime,
therefore it can't be built with KMSAN compiler instrumentation.

Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: x86@kernel.org
Link: https://github.com/google/kmsan/issues/89
Signed-off-by: Alexander Potapenko <glider@google.com>
---
 arch/x86/purgatory/Makefile | 1 +
 1 file changed, 1 insertion(+)
  

Patch

diff --git a/arch/x86/purgatory/Makefile b/arch/x86/purgatory/Makefile
index 58a200dc762d6..17f09dc263811 100644
--- a/arch/x86/purgatory/Makefile
+++ b/arch/x86/purgatory/Makefile
@@ -26,6 +26,7 @@  GCOV_PROFILE	:= n
 KASAN_SANITIZE	:= n
 UBSAN_SANITIZE	:= n
 KCSAN_SANITIZE	:= n
+KMSAN_SANITIZE	:= n
 KCOV_INSTRUMENT := n
 
 # These are adjustments to the compiler flags used for objects that