Build kernel with `C=2`: arch/powerpc/kernel/security.c:253:6: warning: symbol 'stf_barrier' was not declared. Should it be static?
Signed-off-by: Wang Wensheng <wangwenshe...@huawei.com> --- arch/powerpc/kernel/security.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/security.c b/arch/powerpc/kernel/security.c index c9876aab3142..fbcd5611a67e 100644 --- a/arch/powerpc/kernel/security.c +++ b/arch/powerpc/kernel/security.c @@ -250,7 +250,7 @@ ssize_t cpu_show_spectre_v2(struct device *dev, struct device_attribute *attr, c static enum stf_barrier_type stf_enabled_flush_types; static bool no_stf_barrier; -bool stf_barrier; +static bool stf_barrier; static int __init handle_no_stf_barrier(char *p) { -- 2.25.0