diff options
| author | Adrian Bunk <bunk@kernel.org> | 2007-11-02 16:43:22 +0100 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2007-11-05 21:53:46 +1100 |
| commit | fad23fc78b959dae89768e523c3a6f5edb83bbe9 (patch) | |
| tree | b4a5f9844b5d2c412a92c528a84ce9cf6d2299da | |
| parent | 02c3530da6b926b31f89ba589da72eca49557edd (diff) | |
kernel/futex.c: make 3 functions static
The following functions can now become static again:
- get_futex_key()
- get_futex_key_refs()
- drop_futex_key_refs()
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
| -rw-r--r-- | include/linux/futex.h | 4 | ||||
| -rw-r--r-- | kernel/futex.c | 11 |
2 files changed, 4 insertions, 11 deletions
diff --git a/include/linux/futex.h b/include/linux/futex.h index 99650353adfa..92d420fe03f8 100644 --- a/include/linux/futex.h +++ b/include/linux/futex.h @@ -149,10 +149,6 @@ union futex_key { int offset; } both; }; -int get_futex_key(u32 __user *uaddr, struct rw_semaphore *shared, - union futex_key *key); -void get_futex_key_refs(union futex_key *key); -void drop_futex_key_refs(union futex_key *key); #ifdef CONFIG_FUTEX extern void exit_robust_list(struct task_struct *curr); diff --git a/kernel/futex.c b/kernel/futex.c index 32710451dc20..9dc591ab681a 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -181,8 +181,8 @@ static inline int match_futex(union futex_key *key1, union futex_key *key2) * For other futexes, it points to ¤t->mm->mmap_sem and * caller must have taken the reader lock. but NOT any spinlocks. */ -int get_futex_key(u32 __user *uaddr, struct rw_semaphore *fshared, - union futex_key *key) +static int get_futex_key(u32 __user *uaddr, struct rw_semaphore *fshared, + union futex_key *key) { unsigned long address = (unsigned long)uaddr; struct mm_struct *mm = current->mm; @@ -268,14 +268,13 @@ int get_futex_key(u32 __user *uaddr, struct rw_semaphore *fshared, } return err; } -EXPORT_SYMBOL_GPL(get_futex_key); /* * Take a reference to the resource addressed by a key. * Can be called while holding spinlocks. * */ -inline void get_futex_key_refs(union futex_key *key) +static void get_futex_key_refs(union futex_key *key) { if (key->both.ptr == 0) return; @@ -288,13 +287,12 @@ inline void get_futex_key_refs(union futex_key *key) break; } } -EXPORT_SYMBOL_GPL(get_futex_key_refs); /* * Drop a reference to the resource addressed by a key. * The hash bucket spinlock must not be held. */ -void drop_futex_key_refs(union futex_key *key) +static void drop_futex_key_refs(union futex_key *key) { if (!key->both.ptr) return; @@ -307,7 +305,6 @@ void drop_futex_key_refs(union futex_key *key) break; } } -EXPORT_SYMBOL_GPL(drop_futex_key_refs); static u32 cmpxchg_futex_value_locked(u32 __user *uaddr, u32 uval, u32 newval) { |