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powerpc/security: Make symbol 'stf_barrier' static
The sparse tool complains as follows: arch/powerpc/kernel/security.c:253:6: warning: symbol 'stf_barrier' was not declared. Should it be static? This symbol is not used outside of security.c, so this commit marks it static. Signed-off-by: Li Huafei <lihuafei1@huawei.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20210408033951.28369-1-lihuafei1@huawei.com
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@ -252,7 +252,7 @@ ssize_t cpu_show_spectre_v2(struct device *dev, struct device_attribute *attr, c
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static enum stf_barrier_type stf_enabled_flush_types;
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static bool no_stf_barrier;
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bool stf_barrier;
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static bool stf_barrier;
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static int __init handle_no_stf_barrier(char *p)
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{
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