cpufreq: intel_pstate: remove cpudata::prev_cummulative_iowait

Commit 09c448d3c61f ("cpufreq: intel_pstate: Use IOWAIT flag in Atom
algorithm") removed the last user of cpudata::prev_cummulative_iowait.
Remove the member too.

Found by https://github.com/jirislaby/clang-struct.

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index ca94e60e705a1df435b1dd75a13c0a50dc3f8c27..5ad3542c0e1e2840aa5ec207ea77ba996abb0edc 100644 (file)
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -201,8 +201,6 @@ struct global_params {
  * @prev_aperf:                Last APERF value read from APERF MSR
  * @prev_mperf:                Last MPERF value read from MPERF MSR
  * @prev_tsc:          Last timestamp counter (TSC) value
- * @prev_cummulative_iowait: IO Wait time difference from last and
- *                     current sample
  * @sample:            Storage for storing last Sample data
  * @min_perf_ratio:    Minimum capacity in terms of PERF or HWP ratios
  * @max_perf_ratio:    Maximum capacity in terms of PERF or HWP ratios
@@ -241,7 +239,6 @@ struct cpudata {
        u64     prev_aperf;
        u64     prev_mperf;
        u64     prev_tsc;
-       u64     prev_cummulative_iowait;
        struct sample sample;
        int32_t min_perf_ratio;
        int32_t max_perf_ratio;