diff options
Diffstat (limited to 'include/linux/mmap_lock.h')
| -rw-r--r-- | include/linux/mmap_lock.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/mmap_lock.h b/include/linux/mmap_lock.h index 4706c6769902..e0eddfd306ef 100644 --- a/include/linux/mmap_lock.h +++ b/include/linux/mmap_lock.h @@ -7,6 +7,7 @@ #include <linux/rwsem.h> #include <linux/tracepoint-defs.h> #include <linux/types.h> +#include <linux/cleanup.h> #define MMAP_LOCK_INITIALIZER(name) \ .mmap_lock = __RWSEM_INITIALIZER((name).mmap_lock), @@ -211,6 +212,9 @@ static inline void mmap_read_unlock(struct mm_struct *mm) up_read(&mm->mmap_lock); } +DEFINE_GUARD(mmap_read_lock, struct mm_struct *, + mmap_read_lock(_T), mmap_read_unlock(_T)) + static inline void mmap_read_unlock_non_owner(struct mm_struct *mm) { __mmap_lock_trace_released(mm, false); |