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powerpc/security: Make symbol 'stf_barrier' static

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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
This commit is contained in:
Li Huafei 2021-04-08 11:39:51 +08:00 committed by Michael Ellerman
parent 80edc68e04
commit 7f262b4dcf
1 changed files with 1 additions and 1 deletions
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arch/powerpc/kernel/security.c
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@ -252,7 +252,7 @@ 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)
{