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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2013-01-29 11:33:37 +1100
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2013-01-29 11:33:37 +1100
commitdfd0436ad0ce139467b124c646fa65ee2635e14a (patch)
treeabf9d83c704417cdd484243c12aeffee6b185aba /drivers/cpufreq/omap-cpufreq.c
parentb9818c3312da66f4b83a4a2e8650628be1237cb5 (diff)
parent689dfa894c57842a05bf6dc9f97e6bb71ec5f386 (diff)
Merge branch 'merge' into next
Merge "merge" branch to bring in various bug fixes that are going into 3.8
Diffstat (limited to 'drivers/cpufreq/omap-cpufreq.c')
-rw-r--r--drivers/cpufreq/omap-cpufreq.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/cpufreq/omap-cpufreq.c b/drivers/cpufreq/omap-cpufreq.c
index 1f3417a8322..97102b05843 100644
--- a/drivers/cpufreq/omap-cpufreq.c
+++ b/drivers/cpufreq/omap-cpufreq.c
@@ -110,13 +110,16 @@ static int omap_target(struct cpufreq_policy *policy,
freq = ret;
if (mpu_reg) {
+ rcu_read_lock();
opp = opp_find_freq_ceil(mpu_dev, &freq);
if (IS_ERR(opp)) {
+ rcu_read_unlock();
dev_err(mpu_dev, "%s: unable to find MPU OPP for %d\n",
__func__, freqs.new);
return -EINVAL;
}
volt = opp_get_voltage(opp);
+ rcu_read_unlock();
tol = volt * OPP_TOLERANCE / 100;
volt_old = regulator_get_voltage(mpu_reg);
}