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4065da8838
Using 8 bit for `max_frag_size` limits that value to 255.
802.15.4g specifies a PDU of 2047 bytes which exceeds that limit.
Using a 16 bit value here allows to use the full L2 PDU.
Before:
12:02:16,300 # ping6 fe80::2068:3123:59f5:d238%8 -s 400
12:02:16,302 # sending 244 bytes
12:02:16,387 # sending 218 bytes
12:02:16,624 # 408 bytes from fe80::2068:3123:59f5:d238%8: icmp_seq=0 ttl=64 rssi=-49 dBm time=316.307 ms
12:02:17,302 # sending 244 bytes
12:02:17,387 # sending 218 bytes
12:02:17,624 # 408 bytes from fe80::2068:3123:59f5:d238%8: icmp_seq=1 ttl=64 rssi=-49 dBm time=316.307 ms
12:02:18,302 # sending 244 bytes
12:02:18,387 # sending 218 bytes
12:02:18,624 # 408 bytes from fe80::2068:3123:59f5:d238%8: icmp_seq=2 ttl=64 rssi=-50 dBm time=316.306 ms
12:02:18,625 #
12:02:18,629 # --- fe80::2068:3123:59f5:d238 PING statistics ---
With this patch:
12:09:44,276 # ping6 fe80::2068:3123:59f5:d238%8 -s 400
12:09:44,278 # sending 432 bytes
12:09:44,574 # 408 bytes from fe80::2068:3123:59f5:d238%8: icmp_seq=0 ttl=64 rssi=-52 dBm time=289.888 ms
12:09:45,279 # sending 432 bytes
12:09:45,574 # 408 bytes from fe80::2068:3123:59f5:d238%8: icmp_seq=1 ttl=64 rssi=-52 dBm time=289.885 ms
12:09:46,069 # sending 43 bytes
12:09:46,279 # sending 432 bytes
12:09:46,499 # sending 43 bytes
12:09:46,574 # 408 bytes from fe80::2068:3123:59f5:d238%8: icmp_seq=2 ttl=64 rssi=-47 dBm time=289.886 ms
12:09:46,574 #
12:09:46,578 # --- fe80::2068:3123:59f5:d238 PING statistics ---
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|---|---|---|
| .. | ||
| can | ||
| checksum | ||
| crypto | ||
| ecc | ||
| embUnit | ||
| event | ||
| fs | ||
| hashes | ||
| isrpipe | ||
| net | ||
| riotboot | ||
| suit | ||
| test_utils | ||
| usb | ||
| xtimer | ||
| ztimer | ||
| analog_util.h | ||
| app_metadata.h | ||
| auto_init.h | ||
| base64.h | ||
| bcd.h | ||
| benchmark.h | ||
| bitfield.h | ||
| bloom.h | ||
| c11_atomics_compat.hpp | ||
| cb_mux.h | ||
| clif.h | ||
| color.h | ||
| div.h | ||
| eepreg.h | ||
| embUnit.h | ||
| event.h | ||
| evtimer_msg.h | ||
| evtimer.h | ||
| fmt_table.h | ||
| fmt.h | ||
| frac.h | ||
| fuzzing.h | ||
| hashes.h | ||
| iolist.h | ||
| irq_handler.h | ||
| isrpipe.h | ||
| luid.h | ||
| matstat.h | ||
| memarray.h | ||
| mineplex.h | ||
| od.h | ||
| phydat.h | ||
| pipe.h | ||
| pm_layered.h | ||
| progress_bar.h | ||
| ps.h | ||
| puf_sram.h | ||
| random.h | ||
| saul_reg.h | ||
| schedstatistics.h | ||
| sema.h | ||
| seq.h | ||
| shell_commands.h | ||
| shell.h | ||
| stdio_base.h | ||
| stdio_rtt.h | ||
| stdio_uart.h | ||
| suit.h | ||
| timex.h | ||
| tm.h | ||
| trickle.h | ||
| tsrb.h | ||
| unaligned.h | ||
| universal_address.h | ||
| uri_parser.h | ||
| usb_board_reset.h | ||
| usb.h | ||
| utlist.h | ||
| uuid.h | ||
| vfs.h | ||
| xtimer.h | ||
| zptr.h | ||
| ztimer.h | ||