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Commit f600d8b9 authored by Maulik Shah's avatar Maulik Shah Committed by Kyle Yan
Browse files

msm-core: Move get_user out side critical section 



get_user is not needed inside critical section. Move
it outside to avoid kernel crash due to sleeping
function called from invalid context.

Change-Id: I29a54dca6620dc75356067ce6ff9a0931b4d0724
Signed-off-by: default avatarMaulik Shah <mkshah@codeaurora.org>
parent a6a26ac3

drivers/power/qcom/msm-core.c

+1 −1
Original line number Diff line number Diff line
@@ -428,8 +428,8 @@ static int update_userspace_power(struct sched_params __user *argp) 
	/* Copy the same power values for all the cpus in the cpumask

	 * argp->cpumask within the cluster (argp->cluster)

	 */

	spin_lock(&update_lock);

	get_user(cpumask, &argp->cpumask);

	spin_lock(&update_lock);

	for (i = 0; i < MAX_CORES_PER_CLUSTER; i++, cpumask >>= 1) {

		if (!(cpumask & 0x01))

			continue;