zhhyu7 opened a new pull request, #17782:
URL: https://github.com/apache/nuttx/pull/17782
## Summary
Protect usrsock_rpmsg_server resources through conn_lock, avoid lack of
protection for usrsock_rpmsg_server after net_lock modification.
## Impact
usrsock rpmsg server.
## Testing
sim:rpserver with usrsocktest and sim:rpserver with im:rpproxy
usrsocktest log:
```
NuttShell (NSH) NuttX-12.12.0
server> free
total used free maxused maxfree nused nfree name
67108860 1539596 65569264 1606816 65503016 95 2 Umem
server> usrsocktest
Starting unit-tests...
Testing group "char_dev" =>
Group "char_dev": [OK]
Testing group "no_daemon" =>
Group "no_daemon": [OK]
Testing group "basic_daemon" =>
Group "basic_daemon": [OK]
Testing group "basic_connect" =>
Group "basic_connect": [OK]
Testing group "basic_connect_delay" =>
Group "basic_connect_delay": [OK]
Testing group "no_block_connect" =>
Group "no_block_connect": [OK]
Testing group "basic_send" =>
Group "basic_send": [OK]
Testing group "no_block_send" =>
Group "no_block_send": [OK]
Testing group "block_send" =>
Group "block_send": [OK]
Testing group "no_block_recv" =>
Group "no_block_recv": [OK]
Testing group "block_recv" =>
Group "block_recv": [OK]
Testing group "remote_disconnect" =>
Group "remote_disconnect": [OK]
Testing group "basic_setsockopt" =>
Group "basic_setsockopt": [OK]
Testing group "basic_getsockopt" =>
Group "basic_getsockopt": [OK]
Testing group "basic_getsockname" =>
Group "basic_getsockname": [OK]
Testing group "wake_with_signal" =>
Group "wake_with_signal": [OK]
Testing group "multithread" =>
Group "multithread": [OK]
Unit-test groups done... OK:17, FAILED:0, TOTAL:17
-- number of checks made: 3596
HEAP BEFORE TESTS:
total used free largest
Mem: 67108860 1609220 65499640 65433376
HEAP AFTER TESTS:
total used free largest
Mem: 67108860 1812900 65295960 65095416
server>
server> free
total used free maxused maxfree nused nfree name
67108860 1539692 65569168 1950440 65503016 97 3 Umem
server> usrsocktest
Starting unit-tests...
Testing group "char_dev" =>
Group "char_dev": [OK]
Testing group "no_daemon" =>
Group "no_daemon": [OK]
Testing group "basic_daemon" =>
Group "basic_daemon": [OK]
Testing group "basic_connect" =>
Group "basic_connect": [OK]
Testing group "basic_connect_delay" =>
Group "basic_connect_delay": [OK]
Testing group "no_block_connect" =>
Group "no_block_connect": [OK]
Testing group "basic_send" =>
Group "basic_send": [OK]
Testing group "no_block_send" =>
Group "no_block_send": [OK]
Testing group "block_send" =>
Group "block_send": [OK]
Testing group "no_block_recv" =>
Group "no_block_recv": [OK]
Testing group "block_recv" =>
Group "block_recv": [OK]
Testing group "remote_disconnect" =>
Group "remote_disconnect": [OK]
Testing group "basic_setsockopt" =>
Group "basic_setsockopt": [OK]
Testing group "basic_getsockopt" =>
Group "basic_getsockopt": [OK]
Testing group "basic_getsockname" =>
Group "basic_getsockname": [OK]
Testing group "wake_with_signal" =>
Group "wake_with_signal": [OK]
Testing group "multithread" =>
Group "multithread": [OK]
Unit-test groups done... OK:17, FAILED:0, TOTAL:17
-- number of checks made: 3596
HEAP BEFORE TESTS:
total used free largest
Mem: 67108860 1609316 65499544 65433376
HEAP AFTER TESTS:
total used free largest
Mem: 67108860 1812900 65295960 65095416
server>
server> free
total used free maxused maxfree nused nfree name
67108860 1539692 65569168 1950440 65503016 97 3 Umem
server>
```
sim:rpserver with im:rpproxy test log:
```
NuttShell (NSH) NuttX-12.12.0
server> ifconfig eth0 10.0.1.2/24
server> ping -c 3 10.0.1.1
PING 10.0.1.1 56 bytes of data
56 bytes from 10.0.1.1: icmp_seq=0 time=0.0 ms
56 bytes from 10.0.1.1: icmp_seq=1 time=0.0 ms
56 bytes from 10.0.1.1: icmp_seq=2 time=0.0 ms
3 packets transmitted, 3 received, 0% packet loss, time 3030 ms
rtt min/avg/max/mdev = 0.000/0.000/0.000/0.000 ms
server> cu
NuttShell (NSH) NuttX-12.12.0
proxy>
proxy> ping -c 3 10.0.1.1
PING 10.0.1.1 56 bytes of data
56 bytes from 10.0.1.1: icmp_seq=0 time=40.0 ms
56 bytes from 10.0.1.1: icmp_seq=1 time=30.0 ms
56 bytes from 10.0.1.1: icmp_seq=2 time=40.0 ms
3 packets transmitted, 3 received, 0% packet loss, time 3030 ms
rtt min/avg/max/mdev = 30.000/36.666/40.000/4.719 ms
proxy>
```
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