diff options
Diffstat (limited to 'arch/arm/mach-tegra/cpu-tegra.c')
| -rw-r--r-- | arch/arm/mach-tegra/cpu-tegra.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm/mach-tegra/cpu-tegra.c b/arch/arm/mach-tegra/cpu-tegra.c index 1524a481f2f9..7ff2a4143280 100644 --- a/arch/arm/mach-tegra/cpu-tegra.c +++ b/arch/arm/mach-tegra/cpu-tegra.c @@ -62,11 +62,13 @@ static int force_policy_max_set(const char *arg, const struct kernel_param *kp) int ret; bool old_policy = force_policy_max; - ret = param_set_bool(arg, kp); + mutex_lock(&tegra_cpu_lock); + ret = param_set_bool(arg, kp); if ((ret == 0) && (old_policy != force_policy_max)) tegra_cpu_set_speed_cap(NULL); + mutex_unlock(&tegra_cpu_lock); return ret; } |