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When both CONFIG_KGDB_LOW_LEVEL_TRAP and CONFIG_KPROBES are not enabled, a build warning appears: arch/x86/kernel/traps.c: In function ‘do_int3’: arch/x86/kernel/traps.c:692:1: warning: label ‘exit’ defined but not used [-Wunused-label] exit: ^~~~ We saw this warning only in evl/v5.4. Signed-off-by: Jian Huang <huang.jian@zte.com.cn>
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