module: zfs: fix unused, remove argsused

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #12844

module/os/freebsd/zfs/vdev_file.c

@@ -287,10 +287,10 @@ vdev_file_io_start(zio_t *zio)
 	    TQ_SLEEP), !=, 0);
 }
 
-/* ARGSUSED */
 static void
 vdev_file_io_done(zio_t *zio)
 {
+	(void) zio;
 }
 
 vdev_ops_t vdev_file_ops = {

module/os/freebsd/zfs/zfs_racct.c

@@ -37,6 +37,8 @@ zfs_racct_read(uint64_t size, uint64_t iops)
 		racct_add_force(curproc, RACCT_READIOPS, iops);
 		PROC_UNLOCK(curproc);
 	}
+#else
+	(void) size;
 #endif /* RACCT */
 }
 
@@ -51,5 +53,7 @@ zfs_racct_write(uint64_t size, uint64_t iops)
 		racct_add_force(curproc, RACCT_WRITEIOPS, iops);
 		PROC_UNLOCK(curproc);
 	}
+#else
+	(void) size;
 #endif /* RACCT */
 }

module/os/freebsd/zfs/zio_crypt.c

@@ -1033,7 +1033,6 @@ error:
  * and le_bswap indicates whether a byteswap is needed to get this block
  * into little endian format.
  */
-/* ARGSUSED */
 int
 zio_crypt_do_objset_hmacs(zio_crypt_key_t *key, void *data, uint_t datalen,
     boolean_t should_bswap, uint8_t *portable_mac, uint8_t *local_mac)
@@ -1259,13 +1258,13 @@ zio_crypt_do_indirect_mac_checksum_abd(boolean_t generate, abd_t *abd,
  * It also means we'll only return one zfs_uio_t.
  */
 
-/* ARGSUSED */
 static int
 zio_crypt_init_uios_zil(boolean_t encrypt, uint8_t *plainbuf,
     uint8_t *cipherbuf, uint_t datalen, boolean_t byteswap, zfs_uio_t *puio,
     zfs_uio_t *out_uio, uint_t *enc_len, uint8_t **authbuf, uint_t *auth_len,
     boolean_t *no_crypt)
 {
+	(void) puio;
 	uint8_t *aadbuf = zio_buf_alloc(datalen);
 	uint8_t *src, *dst, *slrp, *dlrp, *blkend, *aadp;
 	iovec_t *dst_iovecs;
@@ -1562,12 +1561,12 @@ zio_crypt_init_uios_dnode(boolean_t encrypt, uint64_t version,
 	return (0);
 }
 
-/* ARGSUSED */
 static int
 zio_crypt_init_uios_normal(boolean_t encrypt, uint8_t *plainbuf,
     uint8_t *cipherbuf, uint_t datalen, zfs_uio_t *puio, zfs_uio_t *out_uio,
     uint_t *enc_len)
 {
+	(void) puio;
 	int ret;
 	uint_t nr_plain = 1, nr_cipher = 2;
 	iovec_t *plain_iovecs = NULL, *cipher_iovecs = NULL;