* [PATCH 09/14] kdb: use atomic_dec_not_zero()
@ 2017-01-30 18:48 Fabian Frederick
0 siblings, 0 replies; only message in thread
From: Fabian Frederick @ 2017-01-30 18:48 UTC (permalink / raw)
To: Andrew Morton
Cc: linux-kernel, Jason Wessel, kgdb-bugreport, Fabian Frederick
instead of atomic_add_unless(value, -1, 0)
Signed-off-by: Fabian Frederick <fabf@skynet.be>
---
kernel/debug/kdb/kdb_main.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
index ca18391..095e6d8 100644
--- a/kernel/debug/kdb/kdb_main.c
+++ b/kernel/debug/kdb/kdb_main.c
@@ -2173,7 +2173,7 @@ static int kdb_disable_nmi(int argc, const char *argv[])
static int kdb_param_enable_nmi(const char *val, const struct kernel_param *kp)
{
- if (!atomic_add_unless(&kdb_nmi_disabled, -1, 0))
+ if (!atomic_dec_not_zero(&kdb_nmi_disabled))
return -EINVAL;
arch_kgdb_ops.enable_nmi(1);
return 0;
--
2.9.3
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2017-01-30 18:48 [PATCH 09/14] kdb: use atomic_dec_not_zero() Fabian Frederick
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