内核编译告警Section mismatch in reference from the variable __ksymtab_rockchip_clk_register_armclk to the function .init.text:rockchip_clk_register_armclk()

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【问题描述】：内核编译告警出现以下告警

1. [OHOS ERROR] WARNING: modpost: vmlinux.o(___ksymtab_gpl+rockchip_clk_register_armclk+0x0): Section mismatch in reference from the variable __ksymtab_rockchip_clk_register_armclk to the function .init.text:rockchip_clk_register_armclk()
2. [OHOS ERROR] The symbol rockchip_clk_register_armclk is exported and annotated __init
3. [OHOS ERROR] Fix this by removing the __init annotation of rockchip_clk_register_armclk or drop the export.

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【问题分析】：函数申明/定义的时候加了init作用域同时该函数又通过EXPORT_SYMBOL_GPL将该函数导出，从而导致两者的生命周期时间不一致【问题处理】：将函数申明/定义中的init删除或者将EXPORT_SYMBOL_GPL导出删除