[PATCH 7/7] arm64: disable kcov instrument in header files
From: Jiao, Joey
Date: Tue Jan 14 2025 - 00:37:40 EST
Disable instrument which causes recursive call to __sanitizer_cov_trace_pc
Signed-off-by: Jiao, Joey <quic_jiangenj@xxxxxxxxxxx>
---
arch/arm64/include/asm/percpu.h | 2 +-
arch/arm64/include/asm/preempt.h | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/include/asm/percpu.h b/arch/arm64/include/asm/percpu.h
index 9abcc8ef3087b7066c82db983ae2753f30607f7f..a40ff8168151bb481756d0f6cb341aa8dc52a121 100644
--- a/arch/arm64/include/asm/percpu.h
+++ b/arch/arm64/include/asm/percpu.h
@@ -29,7 +29,7 @@ static inline unsigned long __hyp_my_cpu_offset(void)
return read_sysreg(tpidr_el2);
}
-static inline unsigned long __kern_my_cpu_offset(void)
+static __no_sanitize_coverage inline unsigned long __kern_my_cpu_offset(void)
{
unsigned long off;
diff --git a/arch/arm64/include/asm/preempt.h b/arch/arm64/include/asm/preempt.h
index 0159b625cc7f0e7d6996b34b4de8e71b04ca32e5..a8742a57481a8bf7f1e35b9cd8b0fd9a37f0ba78 100644
--- a/arch/arm64/include/asm/preempt.h
+++ b/arch/arm64/include/asm/preempt.h
@@ -8,7 +8,7 @@
#define PREEMPT_NEED_RESCHED BIT(32)
#define PREEMPT_ENABLED (PREEMPT_NEED_RESCHED)
-static inline int preempt_count(void)
+static __no_sanitize_coverage inline int preempt_count(void)
{
return READ_ONCE(current_thread_info()->preempt.count);
}
--
2.47.1