linux-kernel - [PATCH 4.14 020/100] tools/power/cpupower: fix compilation with STATIC=true

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Date:   Thu, 29 Nov 2018 15:11:50 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Konstantin Khlebnikov <khlebnikov@...dex-team.ru>,
        Thomas Renninger <trenn@...e.de>,
        "Shuah Khan (Samsung OSG)" <shuah@...nel.org>
Subject: [PATCH 4.14 020/100] tools/power/cpupower: fix compilation with STATIC=true

4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Konstantin Khlebnikov <khlebnikov@...dex-team.ru>

commit 9de9aa45e9bd67232e000cca42ceb134b8ae51b6 upstream.

Rename duplicate sysfs_read_file into cpupower_read_sysfs and fix linking.

Signed-off-by: Konstantin Khlebnikov <khlebnikov@...dex-team.ru>
Acked-by: Thomas Renninger <trenn@...e.de>
Cc: <stable@...r.kernel.org>
Signed-off-by: Shuah Khan (Samsung OSG) <shuah@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 tools/power/cpupower/bench/Makefile        |    2 +-
 tools/power/cpupower/lib/cpufreq.c         |    2 +-
 tools/power/cpupower/lib/cpuidle.c         |    2 +-
 tools/power/cpupower/lib/cpupower.c        |    4 ++--
 tools/power/cpupower/lib/cpupower_intern.h |    2 +-
 5 files changed, 6 insertions(+), 6 deletions(-)

--- a/tools/power/cpupower/bench/Makefile
+++ b/tools/power/cpupower/bench/Makefile
@@ -9,7 +9,7 @@ endif
 ifeq ($(strip $(STATIC)),true)
 LIBS = -L../ -L$(OUTPUT) -lm
 OBJS = $(OUTPUT)main.o $(OUTPUT)parse.o $(OUTPUT)system.o $(OUTPUT)benchmark.o \
-       $(OUTPUT)../lib/cpufreq.o $(OUTPUT)../lib/sysfs.o
+       $(OUTPUT)../lib/cpufreq.o $(OUTPUT)../lib/cpupower.o
 else
 LIBS = -L../ -L$(OUTPUT) -lm -lcpupower
 OBJS = $(OUTPUT)main.o $(OUTPUT)parse.o $(OUTPUT)system.o $(OUTPUT)benchmark.o
--- a/tools/power/cpupower/lib/cpufreq.c
+++ b/tools/power/cpupower/lib/cpufreq.c
@@ -28,7 +28,7 @@ static unsigned int sysfs_cpufreq_read_f
 
 	snprintf(path, sizeof(path), PATH_TO_CPU "cpu%u/cpufreq/%s",
 			 cpu, fname);
-	return sysfs_read_file(path, buf, buflen);
+	return cpupower_read_sysfs(path, buf, buflen);
 }
 
 /* helper function to write a new value to a /sys file */
--- a/tools/power/cpupower/lib/cpuidle.c
+++ b/tools/power/cpupower/lib/cpuidle.c
@@ -319,7 +319,7 @@ static unsigned int sysfs_cpuidle_read_f
 
 	snprintf(path, sizeof(path), PATH_TO_CPU "cpuidle/%s", fname);
 
-	return sysfs_read_file(path, buf, buflen);
+	return cpupower_read_sysfs(path, buf, buflen);
 }
 
 
--- a/tools/power/cpupower/lib/cpupower.c
+++ b/tools/power/cpupower/lib/cpupower.c
@@ -15,7 +15,7 @@
 #include "cpupower.h"
 #include "cpupower_intern.h"
 
-unsigned int sysfs_read_file(const char *path, char *buf, size_t buflen)
+unsigned int cpupower_read_sysfs(const char *path, char *buf, size_t buflen)
 {
 	int fd;
 	ssize_t numread;
@@ -95,7 +95,7 @@ static int sysfs_topology_read_file(unsi
 
 	snprintf(path, sizeof(path), PATH_TO_CPU "cpu%u/topology/%s",
 			 cpu, fname);
-	if (sysfs_read_file(path, linebuf, MAX_LINE_LEN) == 0)
+	if (cpupower_read_sysfs(path, linebuf, MAX_LINE_LEN) == 0)
 		return -1;
 	*result = strtol(linebuf, &endp, 0);
 	if (endp == linebuf || errno == ERANGE)
--- a/tools/power/cpupower/lib/cpupower_intern.h
+++ b/tools/power/cpupower/lib/cpupower_intern.h
@@ -3,4 +3,4 @@
 #define MAX_LINE_LEN 4096
 #define SYSFS_PATH_MAX 255
 
-unsigned int sysfs_read_file(const char *path, char *buf, size_t buflen);
+unsigned int cpupower_read_sysfs(const char *path, char *buf, size_t buflen);