__mnt_want_write_file 1903 fs/inode.c     	if (__mnt_want_write_file(file))
__mnt_want_write_file   90 fs/internal.h  extern int __mnt_want_write_file(struct file *);
__mnt_want_write_file  413 fs/namespace.c 	ret = __mnt_want_write_file(file);