sample.tracing.transport.uart on qemu_x86_64/atom build error

[dcpleung]

Describe the bug

Build error when building sample.tracing.transport.uart on qemu_x86_64/atom, due to sys_trace_k_event_post_enter not found.

Regression

• This is a regression.

Steps to reproduce

west build -d /tmp/build -p -b qemu_x86_64 samples/subsys/tracing/ -t run -- -DCONF_FILE="prj_uart.conf"

Relevant log output

sample.tracing.transport.uart on qemu_x86_64/atom error (Build failure - error: implicit declaration of function 'sys_trace_k_event_post_enter'; did you mean 'sys_port_trace_k_event_post_enter'? [-Werror=implicit-function-declaration])

Impact

Annoyance – Minor irritation; no significant impact on usability or functionality.

Environment

No response

Additional Context

No response