masayuki2009 commented on pull request #5761:
URL: https://github.com/apache/incubator-nuttx/pull/5761#issuecomment-1072888807
@anchao @xiaoxiang781216
lm3s6965-ek:qemu-protected works now.
However, I noticed that a deadlock happens with raspberrypi-pico:smp.
Without this PR, the issue does not happen.
```
NuttShell (NSH) NuttX-3.6.1
nsh> uname -a
NuttX 3.6.1 ae6658ba6e Mar 18 2022 23:27:18 arm raspberrypi-pico
nsh> ps
PID GROUP CPU PRI POLICY TYPE NPX STATE EVENT SIGMASK STACK
USED FILLED COMMAND
0 0 0 0 FIFO Kthread N-- Assigned 00000000 001000
000416 41.6% CPU0 IDLE
1 1 1 0 FIFO Kthread N-- Running 00000000 001000
000112 11.2% CPU1 IDLE
2 2 0 100 RR Task --- Running 00000000 002024
001168 57.7% nsh_main
nsh> free
total used free largest nused nfree
Umem: 257728 9408 248320 248320 37 1
nsh> ostest
stdio_test: write fd=1
stdio_test: Standard I/O Check: printf
stdio_test: write fd=2
...
End of test memory usage:
VARIABLE BEFORE AFTER
======== ======== ========
arena 3eec0 3eec0
ordblks 2 4
mxordblk 38490 37bc0
uordblks 69e0 69e0
fordblks 384e0 384e0
user_main: pthread_rwlock test
pthread_rwlock: Initializing rwlock
```
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