taglinefilesource code
i_nrpages448fs/inode.creturn inode->i_nrpages;
i_nrpages253include/linux/fs.hunsigned long  i_nrpages;
i_nrpages89include/linux/pagemap.hinode->i_nrpages--;
i_nrpages104include/linux/pagemap.hinode->i_nrpages++;
i_nrpages53mm/filemap.cinode->i_nrpages--;