diff options
Diffstat (limited to 'include/linux/file_ref.h')
| -rw-r--r-- | include/linux/file_ref.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/file_ref.h b/include/linux/file_ref.h index 6ef92d765a66..7db62fbc0500 100644 --- a/include/linux/file_ref.h +++ b/include/linux/file_ref.h @@ -208,4 +208,18 @@ static inline unsigned long file_ref_read(file_ref_t *ref) return c >= FILE_REF_RELEASED ? 0 : c + 1; } +/* + * __file_ref_read_raw - Return the value stored in ref->refcnt + * @ref: Pointer to the reference count + * + * Return: The raw value found in the counter + * + * A hack for file_needs_f_pos_lock(), you probably want to use + * file_ref_read() instead. + */ +static inline unsigned long __file_ref_read_raw(file_ref_t *ref) +{ + return atomic_long_read(&ref->refcnt); +} + #endif |