On Tue, Dec 17, 2013 at 05:08:22PM -0500, Anson Huang wrote:
> if (new_freq > old_freq) {
> + if (regulator_is_enabled(pu_reg)) {
> + ret = regulator_set_voltage_tol(pu_reg,
> imx6_soc_volt[index], 0);As I pointed out while reviewing the regulator driver this is racy, nothing stops the regulator state being changed after you read it and if you skip setting the voltage then when something comes along and enables the regulator later it will be enabled with a possibly incorrect voltage.
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