From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- kernel/kcsan/atomic.h | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 kernel/kcsan/atomic.h (limited to 'kernel/kcsan/atomic.h') diff --git a/kernel/kcsan/atomic.h b/kernel/kcsan/atomic.h new file mode 100644 index 000000000..75fe701f4 --- /dev/null +++ b/kernel/kcsan/atomic.h @@ -0,0 +1,18 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef _KERNEL_KCSAN_ATOMIC_H +#define _KERNEL_KCSAN_ATOMIC_H + +#include + +/* + * Special rules for certain memory where concurrent conflicting accesses are + * common, however, the current convention is to not mark them; returns true if + * access to @ptr should be considered atomic. Called from slow-path. + */ +static bool kcsan_is_atomic_special(const volatile void *ptr) +{ + return false; +} + +#endif /* _KERNEL_KCSAN_ATOMIC_H */ -- cgit v1.2.3