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-rw-r--r--fs/locks.c33
1 files changed, 12 insertions, 21 deletions
diff --git a/fs/locks.c b/fs/locks.c
index 75a03a9d666e..b6b43970f461 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -11,11 +11,11 @@
*
* Miscellaneous edits, and a total rewrite of posix_lock_file() code.
* Kai Petzke (wpp@marie.physik.tu-berlin.de), 1994
- *
+ *
* Converted file_lock_table to a linked list from an array, which eliminates
* the limits on how many active file locks are open.
* Chad Page (pageone@netcom.com), November 27, 1994
- *
+ *
* Removed dependency on file descriptors. dup()'ed file descriptors now
* get the same locks as the original file descriptors, and a close() on
* any file descriptor removes ALL the locks on the file for the current
@@ -41,7 +41,7 @@
* with a file pointer (filp). As a result they can be shared by a parent
* process and its children after a fork(). They are removed when the last
* file descriptor referring to the file pointer is closed (unless explicitly
- * unlocked).
+ * unlocked).
*
* FL_FLOCK locks never deadlock, an existing lock is always removed before
* upgrading from shared to exclusive (or vice versa). When this happens
@@ -50,7 +50,7 @@
* Andy Walker (andy@lysaker.kvaerner.no), June 09, 1995
*
* Removed some race conditions in flock_lock_file(), marked other possible
- * races. Just grep for FIXME to see them.
+ * races. Just grep for FIXME to see them.
* Dmitry Gorodchanin (pgmdsg@ibi.com), February 09, 1996.
*
* Addressed Dmitry's concerns. Deadlock checking no longer recursive.
@@ -399,7 +399,6 @@ void locks_init_lock(struct file_lock *fl)
memset(fl, 0, sizeof(struct file_lock));
locks_init_lock_heads(fl);
}
-
EXPORT_SYMBOL(locks_init_lock);
/*
@@ -439,7 +438,6 @@ void locks_copy_lock(struct file_lock *new, struct file_lock *fl)
fl->fl_ops->fl_copy_lock(new, fl);
}
}
-
EXPORT_SYMBOL(locks_copy_lock);
static void locks_move_blocks(struct file_lock *new, struct file_lock *fl)
@@ -482,7 +480,7 @@ flock_make_lock(struct file *filp, unsigned int cmd, struct file_lock *fl)
if (type < 0)
return ERR_PTR(type);
-
+
if (fl == NULL) {
fl = locks_alloc_lock();
if (fl == NULL)
@@ -497,7 +495,7 @@ flock_make_lock(struct file *filp, unsigned int cmd, struct file_lock *fl)
fl->fl_flags = FL_FLOCK;
fl->fl_type = type;
fl->fl_end = OFFSET_MAX;
-
+
return fl;
}
@@ -1169,8 +1167,8 @@ static int posix_lock_inode(struct inode *inode, struct file_lock *request,
}
spin_unlock(&blocked_lock_lock);
goto out;
- }
- }
+ }
+ }
/* If we're just looking for a conflict, we're done. */
error = 0;
@@ -1465,7 +1463,6 @@ int locks_mandatory_area(struct inode *inode, struct file *filp, loff_t start,
return error;
}
-
EXPORT_SYMBOL(locks_mandatory_area);
#endif /* CONFIG_MANDATORY_FILE_LOCKING */
@@ -1667,7 +1664,6 @@ out:
locks_free_lock(new_fl);
return error;
}
-
EXPORT_SYMBOL(__break_lease);
/**
@@ -1698,7 +1694,6 @@ void lease_get_mtime(struct inode *inode, struct timespec64 *time)
if (has_lease)
*time = current_time(inode);
}
-
EXPORT_SYMBOL(lease_get_mtime);
/**
@@ -1753,8 +1748,8 @@ int fcntl_getlease(struct file *filp)
/**
* check_conflicting_open - see if the given dentry points to a file that has
- * an existing open that would conflict with the
- * desired lease.
+ * an existing open that would conflict with the
+ * desired lease.
* @dentry: dentry to check
* @arg: type of lease that we're trying to acquire
* @flags: current lock flags
@@ -1978,7 +1973,7 @@ EXPORT_SYMBOL(generic_setlease);
* @arg: type of lease to obtain
* @lease: file_lock to use when adding a lease
* @priv: private info for lm_setup when adding a lease (may be
- * NULL if lm_setup doesn't require it)
+ * NULL if lm_setup doesn't require it)
*
* Call this to establish a lease on the file. The "lease" argument is not
* used for F_UNLCK requests and may be NULL. For commands that set or alter
@@ -2266,7 +2261,7 @@ int fcntl_getlk(struct file *filp, unsigned int cmd, struct flock *flock)
error = vfs_test_lock(filp, fl);
if (error)
goto out;
-
+
flock->l_type = fl->fl_type;
if (fl->fl_type != F_UNLCK) {
error = posix_lock_to_flock(flock, fl);
@@ -2614,7 +2609,6 @@ void locks_remove_posix(struct file *filp, fl_owner_t owner)
lock.fl_ops->fl_release_private(&lock);
trace_locks_remove_posix(inode, &lock, error);
}
-
EXPORT_SYMBOL(locks_remove_posix);
/* The i_flctx must be valid when calling into here */
@@ -2700,7 +2694,6 @@ int vfs_cancel_lock(struct file *filp, struct file_lock *fl)
return filp->f_op->lock(filp, F_CANCELLK, fl);
return 0;
}
-
EXPORT_SYMBOL_GPL(vfs_cancel_lock);
#ifdef CONFIG_PROC_FS
@@ -2900,7 +2893,6 @@ static int __init filelock_init(void)
filelock_cache = kmem_cache_create("file_lock_cache",
sizeof(struct file_lock), 0, SLAB_PANIC, NULL);
-
for_each_possible_cpu(i) {
struct file_lock_list_struct *fll = per_cpu_ptr(&file_lock_list, i);
@@ -2910,5 +2902,4 @@ static int __init filelock_init(void)
return 0;
}
-
core_initcall(filelock_init);