Currently the Power Libray stores the governor name with an embedded
newline read from the scaling_governor sysfs file. This patch strips
it out.
Fixes: 445c6528b55f ("power: common interface for guest and host")
Cc: sta...@dpdk.org
Signed-off-by: David Hunt <david.h...@intel.com>
---
lib/librte_power/power_acpi_cpufreq.c | 4 ++++
lib/librte_power/power_pstate_cpufreq.c | 4 ++++
2 files changed, 8 insertions(+)
diff --git a/lib/librte_power/power_acpi_cpufreq.c
b/lib/librte_power/power_acpi_cpufreq.c
index 45412f0b9..c2febdf06 100644
--- a/lib/librte_power/power_acpi_cpufreq.c
+++ b/lib/librte_power/power_acpi_cpufreq.c
@@ -147,6 +147,10 @@ power_set_governor_userspace(struct rte_power_info *pi)
s = fgets(buf, sizeof(buf), f);
FOPS_OR_NULL_GOTO(s, out);
+ buf[BUFSIZ-1] = '\0';
+ if (strlen(buf))
+ /* Strip off terminating '\n' */
+ strtok(buf, "\n");
/* Check if current governor is userspace */
if (strncmp(buf, POWER_GOVERNOR_USERSPACE,
diff --git a/lib/librte_power/power_pstate_cpufreq.c
b/lib/librte_power/power_pstate_cpufreq.c
index 9c1a1625f..90a7eff35 100644
--- a/lib/librte_power/power_pstate_cpufreq.c
+++ b/lib/librte_power/power_pstate_cpufreq.c
@@ -292,6 +292,10 @@ power_set_governor_performance(struct pstate_power_info
*pi)
s = fgets(buf, sizeof(buf), f);
FOPS_OR_NULL_GOTO(s, out);
+ buf[BUFSIZ-1] = '\0';
+ if (strlen(buf))
+ /* Strip off terminating '\n' */
+ strtok(buf, "\n");
/* Check if current governor is performance */
if (strncmp(buf, POWER_GOVERNOR_PERF,
--
2.17.1
