6 #include <linux/file.h>
136 	struct file *file;  in SYSCALL_DEFINE1()  local
141 	file = fget_light(fd, &fput_needed);  in SYSCALL_DEFINE1()
142 	if (!file)  in SYSCALL_DEFINE1()
144 	sb = file->f_dentry->d_sb;  in SYSCALL_DEFINE1()
150 	fput_light(file, fput_needed);  in SYSCALL_DEFINE1()
156  * @file:		file to sync
161  * Write back data in range @start..@end and metadata for @file to disk.  If
162  * @datasync is set only metadata needed to access modified file data is
165 int vfs_fsync_range(struct file *file, loff_t start, loff_t end, int datasync)  in vfs_fsync_range()  argument
167 	if (!file->f_op || !file->f_op->fsync)  in vfs_fsync_range()
169 	return file->f_op->fsync(file, start, end, datasync);  in vfs_fsync_range()
174  * vfs_fsync - perform a fsync or fdatasync on a file
175  * @file:		file to sync
178  * Write back data and metadata for @file to disk.  If @datasync is
179  * set only metadata needed to access modified file data is written.
181 int vfs_fsync(struct file *file, int datasync)  in vfs_fsync()  argument
183 	return vfs_fsync_range(file, 0, LLONG_MAX, datasync);  in vfs_fsync()
189 	struct file *file;  in do_fsync()  local
192 	file = fget(fd);  in do_fsync()
193 	if (file) {  in do_fsync()
194 		ret = vfs_fsync(file, datasync);  in do_fsync()
195 		fput(file);  in do_fsync()
211  * generic_write_sync - perform syncing after a write if file / inode is sync
212  * @file:	file to which the write happened
218 int generic_write_sync(struct file *file, loff_t pos, loff_t count)  in generic_write_sync()  argument
220 	if (!(file->f_flags & O_DSYNC) && !IS_SYNC(file->f_mapping->host))  in generic_write_sync()
222 	return vfs_fsync_range(file, pos, pos + count - 1,  in generic_write_sync()
223 			       (file->f_flags & __O_SYNC) ? 0 : 1);  in generic_write_sync()
229  * a file in the range offset .. (offset+nbytes-1) inclusive.  If nbytes is
269  * It should be noted that none of these operations write out the file's
278 	struct file *file;  in SYSCALL_DEFINE()  local
320 	file = fget_light(fd, &fput_needed);  in SYSCALL_DEFINE()
321 	if (!file)  in SYSCALL_DEFINE()
324 	i_mode = file->f_path.dentry->d_inode->i_mode;  in SYSCALL_DEFINE()
330 	mapping = file->f_mapping;  in SYSCALL_DEFINE()
353 	fput_light(file, fput_needed);  in SYSCALL_DEFINE()