56 static loff_t gfs2_llseek(struct file *file, loff_t offset, int whence)  in gfs2_llseek()  argument
58 	struct gfs2_inode *ip = GFS2_I(file->f_mapping->host);  in gfs2_llseek()
67 			error = generic_file_llseek(file, offset, whence);  in gfs2_llseek()
73 		error = gfs2_seek_data(file, offset);  in gfs2_llseek()
77 		error = gfs2_seek_hole(file, offset);  in gfs2_llseek()
86 		error = generic_file_llseek(file, offset, whence);  in gfs2_llseek()
103 static int gfs2_readdir(struct file *file, struct dir_context *ctx)  in gfs2_readdir()  argument
105 	struct inode *dir = file->f_mapping->host;  in gfs2_readdir()
114 	error = gfs2_dir_read(dir, ctx, &file->f_ra);  in gfs2_readdir()
156 static int gfs2_get_flags(struct file *filp, u32 __user *ptr)  in gfs2_get_flags()
216 static int do_gfs2_set_flags(struct file *filp, u32 reqflags, u32 mask,  in do_gfs2_set_flags()
299 static int gfs2_set_flags(struct file *filp, u32 __user *ptr)  in gfs2_set_flags()
331 static int gfs2_getlabel(struct file *filp, char __user *label)  in gfs2_getlabel()
342 static long gfs2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)  in gfs2_ioctl()
359 static long gfs2_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)  in gfs2_compat_ioctl()
395 static void gfs2_size_hint(struct file *filep, loff_t offset, size_t size)  in gfs2_size_hint()
572 static int gfs2_mmap(struct file *file, struct vm_area_struct *vma)  in gfs2_mmap()  argument
574 	struct gfs2_inode *ip = GFS2_I(file->f_mapping->host);  in gfs2_mmap()
576 	if (!(file->f_flags & O_NOATIME) &&  in gfs2_mmap()
587 		file_accessed(file);  in gfs2_mmap()
607 int gfs2_open_common(struct inode *inode, struct file *file)  in gfs2_open_common()  argument
613 		ret = generic_file_open(inode, file);  in gfs2_open_common()
624 	gfs2_assert_warn(GFS2_SB(inode), !file->private_data);  in gfs2_open_common()
625 	file->private_data = fp;  in gfs2_open_common()
643 static int gfs2_open(struct inode *inode, struct file *file)  in gfs2_open()  argument
658 	error = gfs2_open_common(inode, file);  in gfs2_open()
674 static int gfs2_release(struct inode *inode, struct file *file)  in gfs2_release()  argument
678 	kfree(file->private_data);  in gfs2_release()
679 	file->private_data = NULL;  in gfs2_release()
681 	if (!(file->f_mode & FMODE_WRITE))  in gfs2_release()
709 static int gfs2_fsync(struct file *file, loff_t start, loff_t end,  in gfs2_fsync()  argument
712 	struct address_space *mapping = file->f_mapping;  in gfs2_fsync()
734 			ret = file_write_and_wait(file);  in gfs2_fsync()
741 		ret = file_fdatawait_range(file, start, end);  in gfs2_fsync()
748 	struct file *file = iocb->ki_filp;  in gfs2_file_direct_read()  local
749 	struct gfs2_inode *ip = GFS2_I(file->f_mapping->host);  in gfs2_file_direct_read()
772 	struct file *file = iocb->ki_filp;  in gfs2_file_direct_write()  local
773 	struct inode *inode = file->f_mapping->host;  in gfs2_file_direct_write()
833 	struct file *file = iocb->ki_filp;  in gfs2_file_write_iter()  local
834 	struct inode *inode = file_inode(file);  in gfs2_file_write_iter()
842 	gfs2_size_hint(file, iocb->ki_pos, iov_iter_count(from));  in gfs2_file_write_iter()
861 	ret = file_remove_privs(file);  in gfs2_file_write_iter()
865 	ret = file_update_time(file);  in gfs2_file_write_iter()
870 		struct address_space *mapping = file->f_mapping;  in gfs2_file_write_iter()
996 static long __gfs2_fallocate(struct file *file, int mode, loff_t offset, loff_t len)  in __gfs2_fallocate()  argument
998 	struct inode *inode = file_inode(file);  in __gfs2_fallocate()
1023 	gfs2_size_hint(file, offset, len);  in __gfs2_fallocate()
1097 	file_update_time(file);  in __gfs2_fallocate()
1100 	if ((file->f_flags & O_DSYNC) || IS_SYNC(file->f_mapping->host))  in __gfs2_fallocate()
1101 		return vfs_fsync_range(file, pos, pos + count - 1,  in __gfs2_fallocate()
1102 			       (file->f_flags & __O_SYNC) ? 0 : 1);  in __gfs2_fallocate()
1112 static long gfs2_fallocate(struct file *file, int mode, loff_t offset, loff_t len)  in gfs2_fallocate()  argument
1114 	struct inode *inode = file_inode(file);  in gfs2_fallocate()
1145 		ret = __gfs2_punch_hole(file, offset, len);  in gfs2_fallocate()
1151 		ret = __gfs2_fallocate(file, mode, offset, len);  in gfs2_fallocate()
1168 				      struct file *out, loff_t *ppos,  in gfs2_file_splice_write()
1194 static int gfs2_lock(struct file *file, int cmd, struct file_lock *fl)  in gfs2_lock()  argument
1196 	struct gfs2_inode *ip = GFS2_I(file->f_mapping->host);  in gfs2_lock()
1197 	struct gfs2_sbd *sdp = GFS2_SB(file->f_mapping->host);  in gfs2_lock()
1212 			locks_lock_file_wait(file, fl);  in gfs2_lock()
1216 		return dlm_posix_get(ls->ls_dlm, ip->i_no_addr, file, fl);  in gfs2_lock()
1218 		return dlm_posix_unlock(ls->ls_dlm, ip->i_no_addr, file, fl);  in gfs2_lock()
1220 		return dlm_posix_lock(ls->ls_dlm, ip->i_no_addr, file, cmd, fl);  in gfs2_lock()
1223 static int do_flock(struct file *file, int cmd, struct file_lock *fl)  in do_flock()  argument
1225 	struct gfs2_file *fp = file->private_data;  in do_flock()
1227 	struct gfs2_inode *ip = GFS2_I(file_inode(file));  in do_flock()
1246 		locks_lock_file_wait(file, &request);  in do_flock()
1270 		error = locks_lock_file_wait(file, fl);  in do_flock()
1279 static void do_unflock(struct file *file, struct file_lock *fl)  in do_unflock()  argument
1281 	struct gfs2_file *fp = file->private_data;  in do_unflock()
1285 	locks_lock_file_wait(file, fl);  in do_unflock()
1302 static int gfs2_flock(struct file *file, int cmd, struct file_lock *fl)  in gfs2_flock()  argument
1310 		do_unflock(file, fl);  in gfs2_flock()
1313 		return do_flock(file, cmd, fl);  in gfs2_flock()