Linux 4.6-rc6

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Merge tag 'v4.6-rc6' into x86/asm, to refresh the tree

Signed-off-by: Ingo Molnar <[email protected]>
This commit is contained in:
Ingo Molnar 2016-05-05 08:35:00 +02:00
commit 1fb48f8e54
390 changed files with 4269 additions and 2150 deletions

View file

@ -1491,6 +1491,9 @@ static unsigned int cpufreq_update_current_freq(struct cpufreq_policy *policy)
{
unsigned int new_freq;
if (cpufreq_suspended)
return 0;
new_freq = cpufreq_driver->get(policy->cpu);
if (!new_freq)
return 0;

View file

@ -193,12 +193,8 @@ unsigned int dbs_update(struct cpufreq_policy *policy)
wall_time = cur_wall_time - j_cdbs->prev_cpu_wall;
j_cdbs->prev_cpu_wall = cur_wall_time;
if (cur_idle_time <= j_cdbs->prev_cpu_idle) {
idle_time = 0;
} else {
idle_time = cur_idle_time - j_cdbs->prev_cpu_idle;
j_cdbs->prev_cpu_idle = cur_idle_time;
}
idle_time = cur_idle_time - j_cdbs->prev_cpu_idle;
j_cdbs->prev_cpu_idle = cur_idle_time;
if (ignore_nice) {
u64 cur_nice = kcpustat_cpu(j).cpustat[CPUTIME_NICE];

View file

@ -813,6 +813,11 @@ static int core_get_max_pstate(void)
if (err)
goto skip_tar;
/* For level 1 and 2, bits[23:16] contain the ratio */
if (tdp_ctrl)
tdp_ratio >>= 16;
tdp_ratio &= 0xff; /* ratios are only 8 bits long */
if (tdp_ratio - 1 == tar) {
max_pstate = tar;
pr_debug("max_pstate=TAC %x\n", max_pstate);
@ -1130,6 +1135,10 @@ static inline int32_t get_target_pstate_use_performance(struct cpudata *cpu)
sample_ratio = div_fp(int_tofp(pid_params.sample_rate_ns),
int_tofp(duration_ns));
core_busy = mul_fp(core_busy, sample_ratio);
} else {
sample_ratio = div_fp(100 * cpu->sample.mperf, cpu->sample.tsc);
if (sample_ratio < int_tofp(1))
core_busy = 0;
}
cpu->sample.busy_scaled = core_busy;