tools/testing/selftests/arm64/tags/.gitignore: warning: ignored by one of the .gitignore files tools/testing/selftests/arm64/tags/Makefile: warning: ignored by one of the .gitignore files tools/testing/selftests/arm64/tags/tags_test.c: warning: ignored by one of the .gitignore files ../net/netfilter/nf_flow_table_inet.c: note: in included file (through ../include/linux/if_pppox.h, ../include/net/netfilter/nf_flow_table.h): ../include/uapi/linux/if_pppox.h:153:29: warning: array of flexible structures WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/block/rnull_mod.o tools/testing/selftests/arm64/tags/.gitignore: warning: ignored by one of the .gitignore files tools/testing/selftests/arm64/tags/Makefile: warning: ignored by one of the .gitignore files tools/testing/selftests/arm64/tags/tags_test.c: warning: ignored by one of the .gitignore files ../net/netfilter/nf_flow_table_inet.c: note: in included file (through ../include/linux/if_pppox.h, ../include/net/netfilter/nf_flow_table.h): ../include/uapi/linux/if_pppox.h:153:29: warning: array of flexible structures WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/block/rnull_mod.o