This looks to be the only frequently executed hook; don't bother
patching any other ones.
Signed-off-by: Jan Beulich <jbeul...@suse.com>
Reviewed-by: Wei Liu <wei.l...@citrix.com>
---
v2: New.
--- a/xen/drivers/cpufreq/utility.c
+++ b/xen/drivers/cpufreq/utility.c
@@ -364,7 +364,8 @@ int __cpufreq_driver_target(struct cpufr
{
unsigned int prev_freq = policy->cur;
- retval = cpufreq_driver.target(policy, target_freq, relation);
+ retval = alternative_call(cpufreq_driver.target,
+ policy, target_freq, relation);
if ( retval == 0 )
TRACE_2D(TRC_PM_FREQ_CHANGE, prev_freq/1000, policy->cur/1000);
}
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