Documentation/.renames.txt: warning: ignored by one of the .gitignore files ../kernel/debug/debug_core.c:94:1: error: bad constant expression ../kernel/debug/debug_core.c:95:1: error: bad constant expression ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static? Documentation/.renames.txt: warning: ignored by one of the .gitignore files ../kernel/debug/debug_core.c:94:1: error: bad constant expression ../kernel/debug/debug_core.c:95:1: error: bad constant expression ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?