gfs2_file_fops   1307 fs/gfs2/file.c const struct file_operations gfs2_file_fops = {
gfs2_file_fops     87 fs/gfs2/inode.c 			inode->i_fop = &gfs2_file_fops;
gfs2_file_fops    119 fs/gfs2/inode.h extern const struct file_operations gfs2_file_fops;