dest_poff        1859 fs/read_write.c 	loff_t dest_poff;
dest_poff        1872 fs/read_write.c 		dest_poff = destoff & (PAGE_SIZE - 1);
dest_poff        1874 fs/read_write.c 			      PAGE_SIZE - dest_poff);
dest_poff        1911 fs/read_write.c 		if (memcmp(src_addr + src_poff, dest_addr + dest_poff, cmp_len))