diff options
Diffstat (limited to 'include/linux/res_counter.h')
| -rw-r--r-- | include/linux/res_counter.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/res_counter.h b/include/linux/res_counter.h index 61363ce896d..8cb1ecd420a 100644 --- a/include/linux/res_counter.h +++ b/include/linux/res_counter.h @@ -39,8 +39,9 @@ struct res_counter { spinlock_t lock; }; -/* +/** * Helpers to interact with userspace + * res_counter_read_u64() - returns the value of the specified member. * res_counter_read/_write - put/get the specified fields from the * res_counter struct to/from the user * @@ -51,6 +52,8 @@ struct res_counter { * @pos: and the offset. */ +u64 res_counter_read_u64(struct res_counter *counter, int member); + ssize_t res_counter_read(struct res_counter *counter, int member, const char __user *buf, size_t nbytes, loff_t *pos, int (*read_strategy)(unsigned long long val, char *s)); |