diff options
| author | Jean-Sébastien Pédron <dumbbell@FreeBSD.org> | 2026-04-20 23:34:39 +0000 |
|---|---|---|
| committer | Jean-Sébastien Pédron <dumbbell@FreeBSD.org> | 2026-04-22 18:09:55 +0000 |
| commit | ade8a27ea4c28d12fabc2d5f8e44386a3add23d1 (patch) | |
| tree | af0366edd54529287768a5718ea12e557965543a | |
| parent | 06cfd1047da6f3cdba80da371592980a7143a7b6 (diff) | |
3 files changed, 34 insertions, 0 deletions
diff --git a/sys/compat/linuxkpi/common/include/linux/atomic.h b/sys/compat/linuxkpi/common/include/linux/atomic.h index bc76928a7d67..9ba2c4d86076 100644 --- a/sys/compat/linuxkpi/common/include/linux/atomic.h +++ b/sys/compat/linuxkpi/common/include/linux/atomic.h @@ -29,7 +29,9 @@ #include <asm/atomic.h> #include <asm/atomic64.h> +#include <linux/atomic/atomic-arch-fallback.h> #include <asm/atomic-long.h> +#include <linux/atomic/atomic-instrumented.h> #include <asm/barrier.h> #endif /* _LINUXKPI_LINUX_ATOMIC_H_ */ diff --git a/sys/compat/linuxkpi/common/include/linux/atomic/atomic-arch-fallback.h b/sys/compat/linuxkpi/common/include/linux/atomic/atomic-arch-fallback.h new file mode 100644 index 000000000000..2980c364cb88 --- /dev/null +++ b/sys/compat/linuxkpi/common/include/linux/atomic/atomic-arch-fallback.h @@ -0,0 +1,16 @@ +/* + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2026 The FreeBSD Foundation + */ + +#ifndef _LINUXKPI_LINUX_ATOMIC_ATOMIC_ARCH_FALLBACK_H_ +#define _LINUXKPI_LINUX_ATOMIC_ATOMIC_ARCH_FALLBACK_H_ + +static inline int +raw_atomic_read_acquire(const atomic_t *v) +{ + return (atomic_load_acq_int(&v->counter)); +} + +#endif /* _LINUXKPI_LINUX_ATOMIC_ATOMIC_ARCH_FALLBACK_H_ */ diff --git a/sys/compat/linuxkpi/common/include/linux/atomic/atomic-instrumented.h b/sys/compat/linuxkpi/common/include/linux/atomic/atomic-instrumented.h new file mode 100644 index 000000000000..af0b6af2ecfa --- /dev/null +++ b/sys/compat/linuxkpi/common/include/linux/atomic/atomic-instrumented.h @@ -0,0 +1,16 @@ +/* + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2026 The FreeBSD Foundation + */ + +#ifndef _LINUXKPI_LINUX_ATOMIC_ATOMIC_INSTRUMENTED_H_ +#define _LINUXKPI_LINUX_ATOMIC_ATOMIC_INSTRUMENTED_H_ + +static inline int +atomic_read_acquire(const atomic_t *v) +{ + return (raw_atomic_read_acquire(v)); +} + +#endif /* _LINUXKPI_LINUX_ATOMIC_ATOMIC_INSTRUMENTED_H_ */ |