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Message-ID: <75d2b90caf54d0fb4c81f413915db04f3d22f425.1570819652.git.Janakarajan.Natarajan@amd.com>
Date: Fri, 11 Oct 2019 19:37:54 +0000
From: "Natarajan, Janakarajan" <Janakarajan.Natarajan@....com>
To: "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC: Thomas Renninger <trenn@...e.com>, Shuah Khan <shuah@...nel.org>,
Pu Wen <puwen@...on.com>, Borislav Petkov <bp@...e.de>,
Allison Randal <allison@...utok.net>,
Thomas Gleixner <tglx@...utronix.de>,
Kate Stewart <kstewart@...uxfoundation.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Richard Fontana <rfontana@...hat.com>,
"Natarajan, Janakarajan" <Janakarajan.Natarajan@....com>
Subject: [PATCHv2 1/3] cpupower: Move needs_root variable into a sub-struct
Move the needs_root variable into a sub-struct. This is in preparation
for adding a new flag for cpuidle_monitor.
Update all uses of the needs_root variable to reflect this change.
Signed-off-by: Janakarajan Natarajan <Janakarajan.Natarajan@....com>
---
tools/power/cpupower/utils/idle_monitor/amd_fam14h_idle.c | 2 +-
tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c | 2 +-
tools/power/cpupower/utils/idle_monitor/cpupower-monitor.c | 2 +-
tools/power/cpupower/utils/idle_monitor/cpupower-monitor.h | 4 +++-
tools/power/cpupower/utils/idle_monitor/hsw_ext_idle.c | 2 +-
tools/power/cpupower/utils/idle_monitor/mperf_monitor.c | 2 +-
tools/power/cpupower/utils/idle_monitor/nhm_idle.c | 2 +-
tools/power/cpupower/utils/idle_monitor/snb_idle.c | 2 +-
8 files changed, 10 insertions(+), 8 deletions(-)
diff --git a/tools/power/cpupower/utils/idle_monitor/amd_fam14h_idle.c b/tools/power/cpupower/utils/idle_monitor/amd_fam14h_idle.c
index 3f893b99b337..33dc34db4f3c 100644
--- a/tools/power/cpupower/utils/idle_monitor/amd_fam14h_idle.c
+++ b/tools/power/cpupower/utils/idle_monitor/amd_fam14h_idle.c
@@ -328,7 +328,7 @@ struct cpuidle_monitor amd_fam14h_monitor = {
.stop = amd_fam14h_stop,
.do_register = amd_fam14h_register,
.unregister = amd_fam14h_unregister,
- .needs_root = 1,
+ .flags.needs_root = 1,
.overflow_s = OVERFLOW_MS / 1000,
};
#endif /* #if defined(__i386__) || defined(__x86_64__) */
diff --git a/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c b/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c
index f634aeb65c5f..3c4cee160b0e 100644
--- a/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c
+++ b/tools/power/cpupower/utils/idle_monitor/cpuidle_sysfs.c
@@ -207,6 +207,6 @@ struct cpuidle_monitor cpuidle_sysfs_monitor = {
.stop = cpuidle_stop,
.do_register = cpuidle_register,
.unregister = cpuidle_unregister,
- .needs_root = 0,
+ .flags.needs_root = 0,
.overflow_s = UINT_MAX,
};
diff --git a/tools/power/cpupower/utils/idle_monitor/cpupower-monitor.c b/tools/power/cpupower/utils/idle_monitor/cpupower-monitor.c
index d3c3e6e7aa26..6d44fec55ad5 100644
--- a/tools/power/cpupower/utils/idle_monitor/cpupower-monitor.c
+++ b/tools/power/cpupower/utils/idle_monitor/cpupower-monitor.c
@@ -408,7 +408,7 @@ int cmd_monitor(int argc, char **argv)
dprint("Try to register: %s\n", all_monitors[num]->name);
test_mon = all_monitors[num]->do_register();
if (test_mon) {
- if (test_mon->needs_root && !run_as_root) {
+ if (test_mon->flags.needs_root && !run_as_root) {
fprintf(stderr, _("Available monitor %s needs "
"root access\n"), test_mon->name);
continue;
diff --git a/tools/power/cpupower/utils/idle_monitor/cpupower-monitor.h b/tools/power/cpupower/utils/idle_monitor/cpupower-monitor.h
index a2d901d3bfaf..9b612d999660 100644
--- a/tools/power/cpupower/utils/idle_monitor/cpupower-monitor.h
+++ b/tools/power/cpupower/utils/idle_monitor/cpupower-monitor.h
@@ -60,7 +60,9 @@ struct cpuidle_monitor {
struct cpuidle_monitor* (*do_register) (void);
void (*unregister)(void);
unsigned int overflow_s;
- int needs_root;
+ struct {
+ unsigned int needs_root:1;
+ } flags;
};
extern long long timespec_diff_us(struct timespec start, struct timespec end);
diff --git a/tools/power/cpupower/utils/idle_monitor/hsw_ext_idle.c b/tools/power/cpupower/utils/idle_monitor/hsw_ext_idle.c
index 7c7451d3f494..885740a654e6 100644
--- a/tools/power/cpupower/utils/idle_monitor/hsw_ext_idle.c
+++ b/tools/power/cpupower/utils/idle_monitor/hsw_ext_idle.c
@@ -188,7 +188,7 @@ struct cpuidle_monitor intel_hsw_ext_monitor = {
.stop = hsw_ext_stop,
.do_register = hsw_ext_register,
.unregister = hsw_ext_unregister,
- .needs_root = 1,
+ .flags.needs_root = 1,
.overflow_s = 922000000 /* 922337203 seconds TSC overflow
at 20GHz */
};
diff --git a/tools/power/cpupower/utils/idle_monitor/mperf_monitor.c b/tools/power/cpupower/utils/idle_monitor/mperf_monitor.c
index 44806a6dae11..7cae74202a4d 100644
--- a/tools/power/cpupower/utils/idle_monitor/mperf_monitor.c
+++ b/tools/power/cpupower/utils/idle_monitor/mperf_monitor.c
@@ -333,7 +333,7 @@ struct cpuidle_monitor mperf_monitor = {
.stop = mperf_stop,
.do_register = mperf_register,
.unregister = mperf_unregister,
- .needs_root = 1,
+ .flags.needs_root = 1,
.overflow_s = 922000000 /* 922337203 seconds TSC overflow
at 20GHz */
};
diff --git a/tools/power/cpupower/utils/idle_monitor/nhm_idle.c b/tools/power/cpupower/utils/idle_monitor/nhm_idle.c
index be7256696a37..114271165182 100644
--- a/tools/power/cpupower/utils/idle_monitor/nhm_idle.c
+++ b/tools/power/cpupower/utils/idle_monitor/nhm_idle.c
@@ -208,7 +208,7 @@ struct cpuidle_monitor intel_nhm_monitor = {
.stop = nhm_stop,
.do_register = intel_nhm_register,
.unregister = intel_nhm_unregister,
- .needs_root = 1,
+ .flags.needs_root = 1,
.overflow_s = 922000000 /* 922337203 seconds TSC overflow
at 20GHz */
};
diff --git a/tools/power/cpupower/utils/idle_monitor/snb_idle.c b/tools/power/cpupower/utils/idle_monitor/snb_idle.c
index 968333571cad..df8b223cc096 100644
--- a/tools/power/cpupower/utils/idle_monitor/snb_idle.c
+++ b/tools/power/cpupower/utils/idle_monitor/snb_idle.c
@@ -192,7 +192,7 @@ struct cpuidle_monitor intel_snb_monitor = {
.stop = snb_stop,
.do_register = snb_register,
.unregister = snb_unregister,
- .needs_root = 1,
+ .flags.needs_root = 1,
.overflow_s = 922000000 /* 922337203 seconds TSC overflow
at 20GHz */
};
--
2.17.1
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