xiaoxiang781216 commented on code in PR #15550:
URL: https://github.com/apache/nuttx/pull/15550#discussion_r1915845692
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arch/arm/src/armv7-r/arm_syscall.c:
##########
@@ -258,6 +258,7 @@ uint32_t *arm_syscall(uint32_t *regs)
rtcb->flags &= ~TCB_FLAG_SYSCALL;
nxsig_unmask_pendingsignal();
+ regs = tcb->xcp.regs;
Review Comment:
```suggestion
regs = tcb->xcp.regs;
```
##########
arch/arm/src/armv7-a/arm_syscall.c:
##########
@@ -261,6 +261,7 @@ uint32_t *arm_syscall(uint32_t *regs)
rtcb->flags &= ~TCB_FLAG_SYSCALL;
nxsig_unmask_pendingsignal();
+ regs = tcb->xcp.regs;
Review Comment:
why nxsig_unmask_pendingsignal change xcp.regs? the change of xcp.regs
should only happen in the irq entry.
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