Linux-libre 4.8.3-gnupck-4.8.3-gnu

7 files changed, 0 insertions, 1404 deletions

diff --git a/tools/iio/generic_buffer.c b/tools/iio/generic_buffer.c
deleted file mode 100644
index 2429c78de..000000000
--- a/tools/iio/generic_buffer.c
+++ /dev/null
@@ -1,581 +0,0 @@
-/* Industrialio buffer test code.
- *
- * Copyright (c) 2008 Jonathan Cameron
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
- *
- * This program is primarily intended as an example application.
- * Reads the current buffer setup from sysfs and starts a short capture
- * from the specified device, pretty printing the result after appropriate
- * conversion.
- *
- * Command line parameters
- * generic_buffer -n <device_name> -t <trigger_name>
- * If trigger name is not specified the program assumes you want a dataready
- * trigger associated with the device and goes looking for it.
- *
- */
-
-#include <unistd.h>
-#include <stdlib.h>
-#include <dirent.h>
-#include <fcntl.h>
-#include <stdio.h>
-#include <errno.h>
-#include <sys/stat.h>
-#include <sys/dir.h>
-#include <linux/types.h>
-#include <string.h>
-#include <poll.h>
-#include <endian.h>
-#include <getopt.h>
-#include <inttypes.h>
-#include "iio_utils.h"
-
-/**
- * enum autochan - state for the automatic channel enabling mechanism
- */
-enum autochan {
-	AUTOCHANNELS_DISABLED,
-	AUTOCHANNELS_ENABLED,
-	AUTOCHANNELS_ACTIVE,
-};
-
-/**
- * size_from_channelarray() - calculate the storage size of a scan
- * @channels:		the channel info array
- * @num_channels:	number of channels
- *
- * Has the side effect of filling the channels[i].location values used
- * in processing the buffer output.
- **/
-int size_from_channelarray(struct iio_channel_info *channels, int num_channels)
-{
-	int bytes = 0;
-	int i = 0;
-
-	while (i < num_channels) {
-		if (bytes % channels[i].bytes == 0)
-			channels[i].location = bytes;
-		else
-			channels[i].location = bytes - bytes % channels[i].bytes
-					       + channels[i].bytes;
-
-		bytes = channels[i].location + channels[i].bytes;
-		i++;
-	}
-
-	return bytes;
-}
-
-void print1byte(uint8_t input, struct iio_channel_info *info)
-{
-	/*
-	 * Shift before conversion to avoid sign extension
-	 * of left aligned data
-	 */
-	input >>= info->shift;
-	input &= info->mask;
-	if (info->is_signed) {
-		int8_t val = (int8_t)(input << (8 - info->bits_used)) >>
-			     (8 - info->bits_used);
-		printf("%05f ", ((float)val + info->offset) * info->scale);
-	} else {
-		printf("%05f ", ((float)input + info->offset) * info->scale);
-	}
-}
-
-void print2byte(uint16_t input, struct iio_channel_info *info)
-{
-	/* First swap if incorrect endian */
-	if (info->be)
-		input = be16toh(input);
-	else
-		input = le16toh(input);
-
-	/*
-	 * Shift before conversion to avoid sign extension
-	 * of left aligned data
-	 */
-	input >>= info->shift;
-	input &= info->mask;
-	if (info->is_signed) {
-		int16_t val = (int16_t)(input << (16 - info->bits_used)) >>
-			      (16 - info->bits_used);
-		printf("%05f ", ((float)val + info->offset) * info->scale);
-	} else {
-		printf("%05f ", ((float)input + info->offset) * info->scale);
-	}
-}
-
-void print4byte(uint32_t input, struct iio_channel_info *info)
-{
-	/* First swap if incorrect endian */
-	if (info->be)
-		input = be32toh(input);
-	else
-		input = le32toh(input);
-
-	/*
-	 * Shift before conversion to avoid sign extension
-	 * of left aligned data
-	 */
-	input >>= info->shift;
-	input &= info->mask;
-	if (info->is_signed) {
-		int32_t val = (int32_t)(input << (32 - info->bits_used)) >>
-			      (32 - info->bits_used);
-		printf("%05f ", ((float)val + info->offset) * info->scale);
-	} else {
-		printf("%05f ", ((float)input + info->offset) * info->scale);
-	}
-}
-
-void print8byte(uint64_t input, struct iio_channel_info *info)
-{
-	/* First swap if incorrect endian */
-	if (info->be)
-		input = be64toh(input);
-	else
-		input = le64toh(input);
-
-	/*
-	 * Shift before conversion to avoid sign extension
-	 * of left aligned data
-	 */
-	input >>= info->shift;
-	input &= info->mask;
-	if (info->is_signed) {
-		int64_t val = (int64_t)(input << (64 - info->bits_used)) >>
-			      (64 - info->bits_used);
-		/* special case for timestamp */
-		if (info->scale == 1.0f && info->offset == 0.0f)
-			printf("%" PRId64 " ", val);
-		else
-			printf("%05f ",
-			       ((float)val + info->offset) * info->scale);
-	} else {
-		printf("%05f ", ((float)input + info->offset) * info->scale);
-	}
-}
-
-/**
- * process_scan() - print out the values in SI units
- * @data:		pointer to the start of the scan
- * @channels:		information about the channels.
- *			Note: size_from_channelarray must have been called first
- *			      to fill the location offsets.
- * @num_channels:	number of channels
- **/
-void process_scan(char *data,
-		  struct iio_channel_info *channels,
-		  int num_channels)
-{
-	int k;
-
-	for (k = 0; k < num_channels; k++)
-		switch (channels[k].bytes) {
-			/* only a few cases implemented so far */
-		case 1:
-			print1byte(*(uint8_t *)(data + channels[k].location),
-				   &channels[k]);
-			break;
-		case 2:
-			print2byte(*(uint16_t *)(data + channels[k].location),
-				   &channels[k]);
-			break;
-		case 4:
-			print4byte(*(uint32_t *)(data + channels[k].location),
-				   &channels[k]);
-			break;
-		case 8:
-			print8byte(*(uint64_t *)(data + channels[k].location),
-				   &channels[k]);
-			break;
-		default:
-			break;
-		}
-	printf("\n");
-}
-
-static int enable_disable_all_channels(char *dev_dir_name, int enable)
-{
-	const struct dirent *ent;
-	char scanelemdir[256];
-	DIR *dp;
-	int ret;
-
-	snprintf(scanelemdir, sizeof(scanelemdir),
-		 FORMAT_SCAN_ELEMENTS_DIR, dev_dir_name);
-	scanelemdir[sizeof(scanelemdir)-1] = '\0';
-
-	dp = opendir(scanelemdir);
-	if (!dp) {
-		fprintf(stderr, "Enabling/disabling channels: can't open %s\n",
-			scanelemdir);
-		return -EIO;
-	}
-
-	ret = -ENOENT;
-	while (ent = readdir(dp), ent) {
-		if (iioutils_check_suffix(ent->d_name, "_en")) {
-			printf("%sabling: %s\n",
-			       enable ? "En" : "Dis",
-			       ent->d_name);
-			ret = write_sysfs_int(ent->d_name, scanelemdir,
-					      enable);
-			if (ret < 0)
-				fprintf(stderr, "Failed to enable/disable %s\n",
-					ent->d_name);
-		}
-	}
-
-	if (closedir(dp) == -1) {
-		perror("Enabling/disabling channels: "
-		       "Failed to close directory");
-		return -errno;
-	}
-	return 0;
-}
-
-void print_usage(void)
-{
-	fprintf(stderr, "Usage: generic_buffer [options]...\n"
-		"Capture, convert and output data from IIO device buffer\n"
-		"  -a         Auto-activate all available channels\n"
-		"  -c <n>     Do n conversions\n"
-		"  -e         Disable wait for event (new data)\n"
-		"  -g         Use trigger-less mode\n"
-		"  -l <n>     Set buffer length to n samples\n"
-		"  -n <name>  Set device name (mandatory)\n"
-		"  -t <name>  Set trigger name\n"
-		"  -w <n>     Set delay between reads in us (event-less mode)\n");
-}
-
-int main(int argc, char **argv)
-{
-	unsigned long num_loops = 2;
-	unsigned long timedelay = 1000000;
-	unsigned long buf_len = 128;
-
-	int ret, c, i, j, toread;
-	int fp;
-
-	int num_channels;
-	char *trigger_name = NULL, *device_name = NULL;
-	char *dev_dir_name, *buf_dir_name;
-
-	int datardytrigger = 1;
-	char *data;
-	ssize_t read_size;
-	int dev_num, trig_num;
-	char *buffer_access;
-	int scan_size;
-	int noevents = 0;
-	int notrigger = 0;
-	enum autochan autochannels = AUTOCHANNELS_DISABLED;
-	char *dummy;
-
-	struct iio_channel_info *channels;
-
-	while ((c = getopt(argc, argv, "ac:egl:n:t:w:")) != -1) {
-		switch (c) {
-		case 'a':
-			autochannels = AUTOCHANNELS_ENABLED;
-			break;
-		case 'c':
-			errno = 0;
-			num_loops = strtoul(optarg, &dummy, 10);
-			if (errno)
-				return -errno;
-
-			break;
-		case 'e':
-			noevents = 1;
-			break;
-		case 'g':
-			notrigger = 1;
-			break;
-		case 'l':
-			errno = 0;
-			buf_len = strtoul(optarg, &dummy, 10);
-			if (errno)
-				return -errno;
-
-			break;
-		case 'n':
-			device_name = optarg;
-			break;
-		case 't':
-			trigger_name = optarg;
-			datardytrigger = 0;
-			break;
-		case 'w':
-			errno = 0;
-			timedelay = strtoul(optarg, &dummy, 10);
-			if (errno)
-				return -errno;
-			break;
-		case '?':
-			print_usage();
-			return -1;
-		}
-	}
-
-	if (!device_name) {
-		fprintf(stderr, "Device name not set\n");
-		print_usage();
-		return -1;
-	}
-
-	/* Find the device requested */
-	dev_num = find_type_by_name(device_name, "iio:device");
-	if (dev_num < 0) {
-		fprintf(stderr, "Failed to find the %s\n", device_name);
-		return dev_num;
-	}
-
-	printf("iio device number being used is %d\n", dev_num);
-
-	ret = asprintf(&dev_dir_name, "%siio:device%d", iio_dir, dev_num);
-	if (ret < 0)
-		return -ENOMEM;
-
-	if (!notrigger) {
-		if (!trigger_name) {
-			/*
-			 * Build the trigger name. If it is device associated
-			 * its name is <device_name>_dev[n] where n matches
-			 * the device number found above.
-			 */
-			ret = asprintf(&trigger_name,
-				       "%s-dev%d", device_name, dev_num);
-			if (ret < 0) {
-				ret = -ENOMEM;
-				goto error_free_dev_dir_name;
-			}
-		}
-
-		/* Look for this "-devN" trigger */
-		trig_num = find_type_by_name(trigger_name, "trigger");
-		if (trig_num < 0) {
-			/* OK try the simpler "-trigger" suffix instead */
-			free(trigger_name);
-			ret = asprintf(&trigger_name,
-				       "%s-trigger", device_name);
-			if (ret < 0) {
-				ret = -ENOMEM;
-				goto error_free_dev_dir_name;
-			}
-		}
-
-		trig_num = find_type_by_name(trigger_name, "trigger");
-		if (trig_num < 0) {
-			fprintf(stderr, "Failed to find the trigger %s\n",
-				trigger_name);
-			ret = trig_num;
-			goto error_free_triggername;
-		}
-
-		printf("iio trigger number being used is %d\n", trig_num);
-	} else {
-		printf("trigger-less mode selected\n");
-	}
-
-	/*
-	 * Parse the files in scan_elements to identify what channels are
-	 * present
-	 */
-	ret = build_channel_array(dev_dir_name, &channels, &num_channels);
-	if (ret) {
-		fprintf(stderr, "Problem reading scan element information\n"
-			"diag %s\n", dev_dir_name);
-		goto error_free_triggername;
-	}
-	if (num_channels && autochannels == AUTOCHANNELS_ENABLED) {
-		fprintf(stderr, "Auto-channels selected but some channels "
-			"are already activated in sysfs\n");
-		fprintf(stderr, "Proceeding without activating any channels\n");
-	}
-
-	if (!num_channels && autochannels == AUTOCHANNELS_ENABLED) {
-		fprintf(stderr,
-			"No channels are enabled, enabling all channels\n");
-
-		ret = enable_disable_all_channels(dev_dir_name, 1);
-		if (ret) {
-			fprintf(stderr, "Failed to enable all channels\n");
-			goto error_free_triggername;
-		}
-
-		/* This flags that we need to disable the channels again */
-		autochannels = AUTOCHANNELS_ACTIVE;
-
-		ret = build_channel_array(dev_dir_name, &channels,
-					  &num_channels);
-		if (ret) {
-			fprintf(stderr, "Problem reading scan element "
-				"information\n"
-				"diag %s\n", dev_dir_name);
-			goto error_disable_channels;
-		}
-		if (!num_channels) {
-			fprintf(stderr, "Still no channels after "
-				"auto-enabling, giving up\n");
-			goto error_disable_channels;
-		}
-	}
-
-	if (!num_channels && autochannels == AUTOCHANNELS_DISABLED) {
-		fprintf(stderr,
-			"No channels are enabled, we have nothing to scan.\n");
-		fprintf(stderr, "Enable channels manually in "
-			FORMAT_SCAN_ELEMENTS_DIR
-			"/*_en or pass -a to autoenable channels and "
-			"try again.\n", dev_dir_name);
-		ret = -ENOENT;
-		goto error_free_triggername;
-	}
-
-	/*
-	 * Construct the directory name for the associated buffer.
-	 * As we know that the lis3l02dq has only one buffer this may
-	 * be built rather than found.
-	 */
-	ret = asprintf(&buf_dir_name,
-		       "%siio:device%d/buffer", iio_dir, dev_num);
-	if (ret < 0) {
-		ret = -ENOMEM;
-		goto error_free_channels;
-	}
-
-	if (!notrigger) {
-		printf("%s %s\n", dev_dir_name, trigger_name);
-		/*
-		 * Set the device trigger to be the data ready trigger found
-		 * above
-		 */
-		ret = write_sysfs_string_and_verify("trigger/current_trigger",
-						    dev_dir_name,
-						    trigger_name);
-		if (ret < 0) {
-			fprintf(stderr,
-				"Failed to write current_trigger file\n");
-			goto error_free_buf_dir_name;
-		}
-	}
-
-	/* Setup ring buffer parameters */
-	ret = write_sysfs_int("length", buf_dir_name, buf_len);
-	if (ret < 0)
-		goto error_free_buf_dir_name;
-
-	/* Enable the buffer */
-	ret = write_sysfs_int("enable", buf_dir_name, 1);
-	if (ret < 0) {
-		fprintf(stderr,
-			"Failed to enable buffer: %s\n", strerror(-ret));
-		goto error_free_buf_dir_name;
-	}
-
-	scan_size = size_from_channelarray(channels, num_channels);
-	data = malloc(scan_size * buf_len);
-	if (!data) {
-		ret = -ENOMEM;
-		goto error_free_buf_dir_name;
-	}
-
-	ret = asprintf(&buffer_access, "/dev/iio:device%d", dev_num);
-	if (ret < 0) {
-		ret = -ENOMEM;
-		goto error_free_data;
-	}
-
-	/* Attempt to open non blocking the access dev */
-	fp = open(buffer_access, O_RDONLY | O_NONBLOCK);
-	if (fp == -1) { /* TODO: If it isn't there make the node */
-		ret = -errno;
-		fprintf(stderr, "Failed to open %s\n", buffer_access);
-		goto error_free_buffer_access;
-	}
-
-	for (j = 0; j < num_loops; j++) {
-		if (!noevents) {
-			struct pollfd pfd = {
-				.fd = fp,
-				.events = POLLIN,
-			};
-
-			ret = poll(&pfd, 1, -1);
-			if (ret < 0) {
-				ret = -errno;
-				goto error_close_buffer_access;
-			} else if (ret == 0) {
-				continue;
-			}
-
-			toread = buf_len;
-		} else {
-			usleep(timedelay);
-			toread = 64;
-		}
-
-		read_size = read(fp, data, toread * scan_size);
-		if (read_size < 0) {
-			if (errno == EAGAIN) {
-				fprintf(stderr, "nothing available\n");
-				continue;
-			} else {
-				break;
-			}
-		}
-		for (i = 0; i < read_size / scan_size; i++)
-			process_scan(data + scan_size * i, channels,
-				     num_channels);
-	}
-
-	/* Stop the buffer */
-	ret = write_sysfs_int("enable", buf_dir_name, 0);
-	if (ret < 0)
-		goto error_close_buffer_access;
-
-	if (!notrigger)
-		/* Disconnect the trigger - just write a dummy name. */
-		ret = write_sysfs_string("trigger/current_trigger",
-					 dev_dir_name, "NULL");
-		if (ret < 0)
-			fprintf(stderr, "Failed to write to %s\n",
-				dev_dir_name);
-
-error_close_buffer_access:
-	if (close(fp) == -1)
-		perror("Failed to close buffer");
-
-error_free_buffer_access:
-	free(buffer_access);
-error_free_data:
-	free(data);
-error_free_buf_dir_name:
-	free(buf_dir_name);
-error_free_channels:
-	for (i = num_channels - 1; i >= 0; i--) {
-		free(channels[i].name);
-		free(channels[i].generic_name);
-	}
-	free(channels);
-error_free_triggername:
-	if (datardytrigger)
-		free(trigger_name);
-error_disable_channels:
-	if (autochannels == AUTOCHANNELS_ACTIVE) {
-		ret = enable_disable_all_channels(dev_dir_name, 0);
-		if (ret)
-			fprintf(stderr, "Failed to disable all channels\n");
-	}
-error_free_dev_dir_name:
-	free(dev_dir_name);
-
-	return ret;
-}
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
deleted file mode 100644
index 5ad0255f8..000000000
--- a/tools/perf/config/Makefile
+++ /dev/null
@@ -1,809 +0,0 @@
-
-ifeq ($(src-perf),)
-src-perf := $(srctree)/tools/perf
-endif
-
-ifeq ($(obj-perf),)
-obj-perf := $(OUTPUT)
-endif
-
-ifneq ($(obj-perf),)
-obj-perf := $(abspath $(obj-perf))/
-endif
-
-$(shell printf "" > $(OUTPUT).config-detected)
-detected     = $(shell echo "$(1)=y"       >> $(OUTPUT).config-detected)
-detected_var = $(shell echo "$(1)=$($(1))" >> $(OUTPUT).config-detected)
-
-CFLAGS := $(EXTRA_CFLAGS) $(EXTRA_WARNINGS)
-
-include $(srctree)/tools/scripts/Makefile.arch
-
-$(call detected_var,ARCH)
-
-NO_PERF_REGS := 1
-
-# Additional ARCH settings for ppc
-ifeq ($(ARCH),powerpc)
-  NO_PERF_REGS := 0
-  LIBUNWIND_LIBS := -lunwind -lunwind-ppc64
-endif
-
-# Additional ARCH settings for x86
-ifeq ($(ARCH),x86)
-  $(call detected,CONFIG_X86)
-  ifeq (${IS_64_BIT}, 1)
-    CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT -DHAVE_SYSCALL_TABLE -I$(OUTPUT)arch/x86/include/generated
-    ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
-    LIBUNWIND_LIBS = -lunwind -lunwind-x86_64
-    $(call detected,CONFIG_X86_64)
-  else
-    LIBUNWIND_LIBS = -lunwind-x86 -llzma -lunwind
-  endif
-  NO_PERF_REGS := 0
-endif
-
-ifeq ($(ARCH),arm)
-  NO_PERF_REGS := 0
-  LIBUNWIND_LIBS = -lunwind -lunwind-arm
-endif
-
-ifeq ($(ARCH),arm64)
-  NO_PERF_REGS := 0
-  LIBUNWIND_LIBS = -lunwind -lunwind-aarch64
-endif
-
-ifeq ($(NO_PERF_REGS),0)
-  $(call detected,CONFIG_PERF_REGS)
-endif
-
-# So far there's only x86 and arm libdw unwind support merged in perf.
-# Disable it on all other architectures in case libdw unwind
-# support is detected in system. Add supported architectures
-# to the check.
-ifneq ($(ARCH),$(filter $(ARCH),x86 arm))
-  NO_LIBDW_DWARF_UNWIND := 1
-endif
-
-ifeq ($(LIBUNWIND_LIBS),)
-  NO_LIBUNWIND := 1
-endif
-#
-# For linking with debug library, run like:
-#
-#   make DEBUG=1 LIBUNWIND_DIR=/opt/libunwind/
-#
-ifdef LIBUNWIND_DIR
-  LIBUNWIND_CFLAGS  = -I$(LIBUNWIND_DIR)/include
-  LIBUNWIND_LDFLAGS = -L$(LIBUNWIND_DIR)/lib
-endif
-LIBUNWIND_LDFLAGS += $(LIBUNWIND_LIBS)
-
-# Set per-feature check compilation flags
-FEATURE_CHECK_CFLAGS-libunwind = $(LIBUNWIND_CFLAGS)
-FEATURE_CHECK_LDFLAGS-libunwind = $(LIBUNWIND_LDFLAGS)
-FEATURE_CHECK_CFLAGS-libunwind-debug-frame = $(LIBUNWIND_CFLAGS)
-FEATURE_CHECK_LDFLAGS-libunwind-debug-frame = $(LIBUNWIND_LDFLAGS)
-
-ifeq ($(NO_PERF_REGS),0)
-  CFLAGS += -DHAVE_PERF_REGS_SUPPORT
-endif
-
-# for linking with debug library, run like:
-# make DEBUG=1 LIBDW_DIR=/opt/libdw/
-ifdef LIBDW_DIR
-  LIBDW_CFLAGS  := -I$(LIBDW_DIR)/include
-  LIBDW_LDFLAGS := -L$(LIBDW_DIR)/lib
-endif
-FEATURE_CHECK_CFLAGS-libdw-dwarf-unwind := $(LIBDW_CFLAGS)
-FEATURE_CHECK_LDFLAGS-libdw-dwarf-unwind := $(LIBDW_LDFLAGS) -ldw
-
-# for linking with debug library, run like:
-# make DEBUG=1 LIBBABELTRACE_DIR=/opt/libbabeltrace/
-ifdef LIBBABELTRACE_DIR
-  LIBBABELTRACE_CFLAGS  := -I$(LIBBABELTRACE_DIR)/include
-  LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib
-endif
-FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS)
-FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
-
-FEATURE_CHECK_CFLAGS-bpf = -I. -I$(srctree)/tools/include -I$(srctree)/arch/$(ARCH)/include/uapi -I$(srctree)/include/uapi
-# include ARCH specific config
--include $(src-perf)/arch/$(ARCH)/Makefile
-
-ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
-  CFLAGS += -DHAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
-endif
-
-include $(srctree)/tools/scripts/utilities.mak
-
-ifeq ($(call get-executable,$(FLEX)),)
-  dummy := $(error Error: $(FLEX) is missing on this system, please install it)
-endif
-
-ifeq ($(call get-executable,$(BISON)),)
-  dummy := $(error Error: $(BISON) is missing on this system, please install it)
-endif
-
-# Treat warnings as errors unless directed not to
-ifneq ($(WERROR),0)
-  CFLAGS += -Werror
-endif
-
-ifndef DEBUG
-  DEBUG := 0
-endif
-
-ifeq ($(DEBUG),0)
-  CFLAGS += -O6
-endif
-
-ifdef PARSER_DEBUG
-  PARSER_DEBUG_BISON := -t
-  PARSER_DEBUG_FLEX  := -d
-  CFLAGS             += -DPARSER_DEBUG
-  $(call detected_var,PARSER_DEBUG_BISON)
-  $(call detected_var,PARSER_DEBUG_FLEX)
-endif
-
-# Try different combinations to accommodate systems that only have
-# python[2][-config] in weird combinations but always preferring
-# python2 and python2-config as per pep-0394. If we catch a
-# python[-config] in version 3, the version check will kill it.
-PYTHON2 := $(if $(call get-executable,python2),python2,python)
-override PYTHON := $(call get-executable-or-default,PYTHON,$(PYTHON2))
-PYTHON2_CONFIG := \
-  $(if $(call get-executable,$(PYTHON)-config),$(PYTHON)-config,python-config)
-override PYTHON_CONFIG := \
-  $(call get-executable-or-default,PYTHON_CONFIG,$(PYTHON2_CONFIG))
-
-PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
-
-PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
-PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
-
-FEATURE_CHECK_CFLAGS-libpython := $(PYTHON_EMBED_CCOPTS)
-FEATURE_CHECK_LDFLAGS-libpython := $(PYTHON_EMBED_LDOPTS)
-FEATURE_CHECK_CFLAGS-libpython-version := $(PYTHON_EMBED_CCOPTS)
-FEATURE_CHECK_LDFLAGS-libpython-version := $(PYTHON_EMBED_LDOPTS)
-
-CFLAGS += -fno-omit-frame-pointer
-CFLAGS += -ggdb3
-CFLAGS += -funwind-tables
-CFLAGS += -Wall
-CFLAGS += -Wextra
-CFLAGS += -std=gnu99
-
-# Enforce a non-executable stack, as we may regress (again) in the future by
-# adding assembler files missing the .GNU-stack linker note.
-LDFLAGS += -Wl,-z,noexecstack
-
-EXTLIBS = -lpthread -lrt -lm -ldl
-
-ifeq ($(FEATURES_DUMP),)
-include $(srctree)/tools/build/Makefile.feature
-else
-include $(FEATURES_DUMP)
-endif
-
-ifeq ($(feature-stackprotector-all), 1)
-  CFLAGS += -fstack-protector-all
-endif
-
-ifeq ($(DEBUG),0)
-  ifeq ($(feature-fortify-source), 1)
-    CFLAGS += -D_FORTIFY_SOURCE=2
-  endif
-endif
-
-CFLAGS += -I$(src-perf)/util/include
-CFLAGS += -I$(src-perf)/arch/$(ARCH)/include
-CFLAGS += -I$(srctree)/tools/include/
-CFLAGS += -I$(srctree)/arch/$(ARCH)/include/uapi
-CFLAGS += -I$(srctree)/arch/$(ARCH)/include
-CFLAGS += -I$(srctree)/include/uapi
-CFLAGS += -I$(srctree)/include
-
-# $(obj-perf)      for generated common-cmds.h
-# $(obj-perf)/util for generated bison/flex headers
-ifneq ($(OUTPUT),)
-CFLAGS += -I$(obj-perf)/util
-CFLAGS += -I$(obj-perf)
-endif
-
-CFLAGS += -I$(src-perf)/util
-CFLAGS += -I$(src-perf)
-CFLAGS += -I$(srctree)/tools/lib/
-
-CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE
-
-ifeq ($(feature-sync-compare-and-swap), 1)
-  CFLAGS += -DHAVE_SYNC_COMPARE_AND_SWAP_SUPPORT
-endif
-
-ifeq ($(feature-pthread-attr-setaffinity-np), 1)
-  CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
-endif
-
-ifndef NO_BIONIC
-  $(call feature_check,bionic)
-  ifeq ($(feature-bionic), 1)
-    BIONIC := 1
-    EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
-    EXTLIBS := $(filter-out -lpthread,$(EXTLIBS))
-  endif
-endif
-
-ifdef NO_LIBELF
-  NO_DWARF := 1
-  NO_DEMANGLE := 1
-  NO_LIBUNWIND := 1
-  NO_LIBDW_DWARF_UNWIND := 1
-  NO_LIBBPF := 1
-else
-  ifeq ($(feature-libelf), 0)
-    ifeq ($(feature-glibc), 1)
-      LIBC_SUPPORT := 1
-    endif
-    ifeq ($(BIONIC),1)
-      LIBC_SUPPORT := 1
-    endif
-    ifeq ($(LIBC_SUPPORT),1)
-      msg := $(warning No libelf found, disables 'probe' tool and BPF support in 'perf record', please install elfutils-libelf-devel/libelf-dev);
-
-      NO_LIBELF := 1
-      NO_DWARF := 1
-      NO_DEMANGLE := 1
-      NO_LIBUNWIND := 1
-      NO_LIBDW_DWARF_UNWIND := 1
-      NO_LIBBPF := 1
-    else
-      ifneq ($(filter s% -static%,$(LDFLAGS),),)
-        msg := $(error No static glibc found, please install glibc-static);
-      else
-        msg := $(error No gnu/libc-version.h found, please install glibc-dev[el]);
-      endif
-    endif
-  else
-    ifndef NO_LIBDW_DWARF_UNWIND
-      ifneq ($(feature-libdw-dwarf-unwind),1)
-        NO_LIBDW_DWARF_UNWIND := 1
-        msg := $(warning No libdw DWARF unwind found, Please install elfutils-devel/libdw-dev >= 0.158 and/or set LIBDW_DIR);
-      endif
-    endif
-    ifneq ($(feature-dwarf), 1)
-      msg := $(warning No libdw.h found or old libdw.h found or elfutils is older than 0.138, disables dwarf support. Please install new elfutils-devel/libdw-dev);
-      NO_DWARF := 1
-    else
-      ifneq ($(feature-dwarf_getlocations), 1)
-        msg := $(warning Old libdw.h, finding variables at given 'perf probe' point will not work, install elfutils-devel/libdw-dev >= 0.157);
-      else
-        CFLAGS += -DHAVE_DWARF_GETLOCATIONS
-      endif # dwarf_getlocations
-    endif # Dwarf support
-  endif # libelf support
-endif # NO_LIBELF
-
-ifdef NO_DWARF
-  NO_LIBDW_DWARF_UNWIND := 1
-endif
-
-ifndef NO_LIBELF
-  CFLAGS += -DHAVE_LIBELF_SUPPORT
-  EXTLIBS += -lelf
-  $(call detected,CONFIG_LIBELF)
-
-  ifeq ($(feature-libelf-mmap), 1)
-    CFLAGS += -DHAVE_LIBELF_MMAP_SUPPORT
-  endif
-
-  ifeq ($(feature-libelf-getphdrnum), 1)
-    CFLAGS += -DHAVE_ELF_GETPHDRNUM_SUPPORT
-  endif
-
-  ifndef NO_DWARF
-    ifeq ($(origin PERF_HAVE_DWARF_REGS), undefined)
-      msg := $(warning DWARF register mappings have not been defined for architecture $(ARCH), DWARF support disabled);
-      NO_DWARF := 1
-    else
-      CFLAGS += -DHAVE_DWARF_SUPPORT $(LIBDW_CFLAGS)
-      LDFLAGS += $(LIBDW_LDFLAGS)
-      DWARFLIBS := -ldw
-      ifeq ($(findstring -static,${LDFLAGS}),-static)
-	DWARFLIBS += -lelf -lebl -lz -llzma -lbz2
-      endif
-      EXTLIBS += ${DWARFLIBS}
-      $(call detected,CONFIG_DWARF)
-    endif # PERF_HAVE_DWARF_REGS
-  endif # NO_DWARF
-
-  ifndef NO_LIBBPF
-    ifeq ($(feature-bpf), 1)
-      CFLAGS += -DHAVE_LIBBPF_SUPPORT
-      $(call detected,CONFIG_LIBBPF)
-    endif
-
-    ifndef NO_DWARF
-      ifdef PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET
-        CFLAGS += -DHAVE_BPF_PROLOGUE
-        $(call detected,CONFIG_BPF_PROLOGUE)
-      else
-        msg := $(warning BPF prologue is not supported by architecture $(ARCH), missing regs_query_register_offset());
-      endif
-    else
-      msg := $(warning DWARF support is off, BPF prologue is disabled);
-    endif
-
-  endif # NO_LIBBPF
-endif # NO_LIBELF
-
-ifdef PERF_HAVE_JITDUMP
-  ifndef NO_DWARF
-    $(call detected,CONFIG_JITDUMP)
-    CFLAGS += -DHAVE_JITDUMP
-  endif
-endif
-
-ifeq ($(ARCH),powerpc)
-  ifndef NO_DWARF
-    CFLAGS += -DHAVE_SKIP_CALLCHAIN_IDX
-  endif
-endif
-
-ifndef NO_LIBUNWIND
-  ifneq ($(feature-libunwind), 1)
-    msg := $(warning No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR);
-    NO_LIBUNWIND := 1
-  endif
-endif
-
-ifndef NO_LIBBPF
-  ifneq ($(feature-bpf), 1)
-    msg := $(warning BPF API too old. Please install recent kernel headers. BPF support in 'perf record' is disabled.)
-    NO_LIBBPF := 1
-  endif
-endif
-
-dwarf-post-unwind := 1
-dwarf-post-unwind-text := BUG
-
-# setup DWARF post unwinder
-ifdef NO_LIBUNWIND
-  ifdef NO_LIBDW_DWARF_UNWIND
-    msg := $(warning Disabling post unwind, no support found.);
-    dwarf-post-unwind := 0
-  else
-    dwarf-post-unwind-text := libdw
-    $(call detected,CONFIG_LIBDW_DWARF_UNWIND)
-  endif
-else
-  dwarf-post-unwind-text := libunwind
-  $(call detected,CONFIG_LIBUNWIND)
-  # Enable libunwind support by default.
-  ifndef NO_LIBDW_DWARF_UNWIND
-    NO_LIBDW_DWARF_UNWIND := 1
-  endif
-endif
-
-ifeq ($(dwarf-post-unwind),1)
-  CFLAGS += -DHAVE_DWARF_UNWIND_SUPPORT
-  $(call detected,CONFIG_DWARF_UNWIND)
-else
-  NO_DWARF_UNWIND := 1
-endif
-
-ifndef NO_LIBUNWIND
-  ifeq ($(ARCH),$(filter $(ARCH),arm arm64))
-    $(call feature_check,libunwind-debug-frame)
-    ifneq ($(feature-libunwind-debug-frame), 1)
-      msg := $(warning No debug_frame support found in libunwind);
-      CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
-    endif
-  else
-    # non-ARM has no dwarf_find_debug_frame() function:
-    CFLAGS += -DNO_LIBUNWIND_DEBUG_FRAME
-  endif
-  CFLAGS  += -DHAVE_LIBUNWIND_SUPPORT
-  EXTLIBS += $(LIBUNWIND_LIBS)
-  CFLAGS  += $(LIBUNWIND_CFLAGS)
-  LDFLAGS += $(LIBUNWIND_LDFLAGS)
-endif
-
-ifndef NO_LIBAUDIT
-  ifneq ($(feature-libaudit), 1)
-    msg := $(warning No libaudit.h found, disables 'trace' tool, please install audit-libs-devel or libaudit-dev);
-    NO_LIBAUDIT := 1
-  else
-    CFLAGS += -DHAVE_LIBAUDIT_SUPPORT
-    EXTLIBS += -laudit
-    $(call detected,CONFIG_AUDIT)
-  endif
-endif
-
-ifndef NO_LIBCRYPTO
-  ifneq ($(feature-libcrypto), 1)
-    msg := $(warning No libcrypto.h found, disables jitted code injection, please install libssl-devel or libssl-dev);
-    NO_LIBCRYPTO := 1
-  else
-    CFLAGS += -DHAVE_LIBCRYPTO_SUPPORT
-    EXTLIBS += -lcrypto
-    $(call detected,CONFIG_CRYPTO)
-  endif
-endif
-
-ifdef NO_NEWT
-  NO_SLANG=1
-endif
-
-ifndef NO_SLANG
-  ifneq ($(feature-libslang), 1)
-    msg := $(warning slang not found, disables TUI support. Please install slang-devel or libslang-dev);
-    NO_SLANG := 1
-  else
-    # Fedora has /usr/include/slang/slang.h, but ubuntu /usr/include/slang.h
-    CFLAGS += -I/usr/include/slang
-    CFLAGS += -DHAVE_SLANG_SUPPORT
-    EXTLIBS += -lslang
-    $(call detected,CONFIG_SLANG)
-  endif
-endif
-
-ifndef NO_GTK2
-  FLAGS_GTK2=$(CFLAGS) $(LDFLAGS) $(EXTLIBS) $(shell $(PKG_CONFIG) --libs --cflags gtk+-2.0 2>/dev/null)
-  ifneq ($(feature-gtk2), 1)
-    msg := $(warning GTK2 not found, disables GTK2 support. Please install gtk2-devel or libgtk2.0-dev);
-    NO_GTK2 := 1
-  else
-    ifeq ($(feature-gtk2-infobar), 1)
-      GTK_CFLAGS := -DHAVE_GTK_INFO_BAR_SUPPORT
-    endif
-    CFLAGS += -DHAVE_GTK2_SUPPORT
-    GTK_CFLAGS += $(shell $(PKG_CONFIG) --cflags gtk+-2.0 2>/dev/null)
-    GTK_LIBS := $(shell $(PKG_CONFIG) --libs gtk+-2.0 2>/dev/null)
-    EXTLIBS += -ldl
-  endif
-endif
-
-grep-libs  = $(filter -l%,$(1))
-strip-libs = $(filter-out -l%,$(1))
-
-ifdef NO_LIBPERL
-  CFLAGS += -DNO_LIBPERL
-else
-  PERL_EMBED_LDOPTS = $(shell perl -MExtUtils::Embed -e ldopts 2>/dev/null)
-  PERL_EMBED_LDFLAGS = $(call strip-libs,$(PERL_EMBED_LDOPTS))
-  PERL_EMBED_LIBADD = $(call grep-libs,$(PERL_EMBED_LDOPTS))
-  PERL_EMBED_CCOPTS = `perl -MExtUtils::Embed -e ccopts 2>/dev/null`
-  FLAGS_PERL_EMBED=$(PERL_EMBED_CCOPTS) $(PERL_EMBED_LDOPTS)
-
-  ifneq ($(feature-libperl), 1)
-    CFLAGS += -DNO_LIBPERL
-    NO_LIBPERL := 1
-    msg := $(warning Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev);
-  else
-    LDFLAGS += $(PERL_EMBED_LDFLAGS)
-    EXTLIBS += $(PERL_EMBED_LIBADD)
-    $(call detected,CONFIG_LIBPERL)
-  endif
-endif
-
-ifeq ($(feature-timerfd), 1)
-  CFLAGS += -DHAVE_TIMERFD_SUPPORT
-else
-  msg := $(warning No timerfd support. Disables 'perf kvm stat live');
-endif
-
-disable-python = $(eval $(disable-python_code))
-define disable-python_code
-  CFLAGS += -DNO_LIBPYTHON
-  $(warning $1)
-  NO_LIBPYTHON := 1
-endef
-
-ifdef NO_LIBPYTHON
-  $(call disable-python,Python support disabled by user)
-else
-
-  ifndef PYTHON
-    $(call disable-python,No python interpreter was found: disables Python support - please install python-devel/python-dev)
-  else
-    PYTHON_WORD := $(call shell-wordify,$(PYTHON))
-
-    ifndef PYTHON_CONFIG
-      $(call disable-python,No 'python-config' tool was found: disables Python support - please install python-devel/python-dev)
-    else
-
-      PYTHON_CONFIG_SQ := $(call shell-sq,$(PYTHON_CONFIG))
-
-      PYTHON_EMBED_LDOPTS := $(shell $(PYTHON_CONFIG_SQ) --ldflags 2>/dev/null)
-      PYTHON_EMBED_LDFLAGS := $(call strip-libs,$(PYTHON_EMBED_LDOPTS))
-      PYTHON_EMBED_LIBADD := $(call grep-libs,$(PYTHON_EMBED_LDOPTS)) -lutil
-      PYTHON_EMBED_CCOPTS := $(shell $(PYTHON_CONFIG_SQ) --cflags 2>/dev/null)
-      FLAGS_PYTHON_EMBED := $(PYTHON_EMBED_CCOPTS) $(PYTHON_EMBED_LDOPTS)
-
-      ifneq ($(feature-libpython), 1)
-        $(call disable-python,No 'Python.h' (for Python 2.x support) was found: disables Python support - please install python-devel/python-dev)
-      else
-
-        ifneq ($(feature-libpython-version), 1)
-          $(warning Python 3 is not yet supported; please set)
-          $(warning PYTHON and/or PYTHON_CONFIG appropriately.)
-          $(warning If you also have Python 2 installed, then)
-          $(warning try something like:)
-          $(warning $(and ,))
-          $(warning $(and ,)  make PYTHON=python2)
-          $(warning $(and ,))
-          $(warning Otherwise, disable Python support entirely:)
-          $(warning $(and ,))
-          $(warning $(and ,)  make NO_LIBPYTHON=1)
-          $(warning $(and ,))
-          $(error   $(and ,))
-        else
-          LDFLAGS += $(PYTHON_EMBED_LDFLAGS)
-          EXTLIBS += $(PYTHON_EMBED_LIBADD)
-          LANG_BINDINGS += $(obj-perf)python/perf.so
-          $(call detected,CONFIG_LIBPYTHON)
-        endif
-      endif
-    endif
-  endif
-endif
-
-ifeq ($(feature-libbfd), 1)
-  EXTLIBS += -lbfd
-
-  # call all detections now so we get correct
-  # status in VF output
-  $(call feature_check,liberty)
-  $(call feature_check,liberty-z)
-  $(call feature_check,cplus-demangle)
-
-  ifeq ($(feature-liberty), 1)
-    EXTLIBS += -liberty
-  else
-    ifeq ($(feature-liberty-z), 1)
-      EXTLIBS += -liberty -lz
-    endif
-  endif
-endif
-
-ifdef NO_DEMANGLE
-  CFLAGS += -DNO_DEMANGLE
-else
-  ifdef HAVE_CPLUS_DEMANGLE_SUPPORT
-    EXTLIBS += -liberty
-    CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
-  else
-    ifneq ($(feature-libbfd), 1)
-      ifneq ($(feature-liberty), 1)
-        ifneq ($(feature-liberty-z), 1)
-          # we dont have neither HAVE_CPLUS_DEMANGLE_SUPPORT
-          # or any of 'bfd iberty z' trinity
-          ifeq ($(feature-cplus-demangle), 1)
-            EXTLIBS += -liberty
-            CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
-          else
-            msg := $(warning No bfd.h/libbfd found, please install binutils-dev[el]/zlib-static/libiberty-dev to gain symbol demangling)
-            CFLAGS += -DNO_DEMANGLE
-          endif
-        endif
-      endif
-    endif
-  endif
-endif
-
-ifneq ($(filter -lbfd,$(EXTLIBS)),)
-  CFLAGS += -DHAVE_LIBBFD_SUPPORT
-endif
-
-ifndef NO_ZLIB
-  ifeq ($(feature-zlib), 1)
-    CFLAGS += -DHAVE_ZLIB_SUPPORT
-    EXTLIBS += -lz
-    $(call detected,CONFIG_ZLIB)
-  else
-    NO_ZLIB := 1
-  endif
-endif
-
-ifndef NO_LZMA
-  ifeq ($(feature-lzma), 1)
-    CFLAGS += -DHAVE_LZMA_SUPPORT
-    EXTLIBS += -llzma
-    $(call detected,CONFIG_LZMA)
-  else
-    msg := $(warning No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev);
-    NO_LZMA := 1
-  endif
-endif
-
-ifndef NO_BACKTRACE
-  ifeq ($(feature-backtrace), 1)
-    CFLAGS += -DHAVE_BACKTRACE_SUPPORT
-  endif
-endif
-
-ifndef NO_LIBNUMA
-  ifeq ($(feature-libnuma), 0)
-    msg := $(warning No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev);
-    NO_LIBNUMA := 1
-  else
-    ifeq ($(feature-numa_num_possible_cpus), 0)
-      msg := $(warning Old numa library found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev >= 2.0.8);
-      NO_LIBNUMA := 1
-    else
-      CFLAGS += -DHAVE_LIBNUMA_SUPPORT
-      EXTLIBS += -lnuma
-      $(call detected,CONFIG_NUMA)
-    endif
-  endif
-endif
-
-ifdef HAVE_KVM_STAT_SUPPORT
-    CFLAGS += -DHAVE_KVM_STAT_SUPPORT
-endif
-
-ifeq (${IS_64_BIT}, 1)
-  ifndef NO_PERF_READ_VDSO32
-    $(call feature_check,compile-32)
-    ifeq ($(feature-compile-32), 1)
-      CFLAGS += -DHAVE_PERF_READ_VDSO32
-    else
-      NO_PERF_READ_VDSO32 := 1
-    endif
-  endif
-  ifneq ($(ARCH), x86)
-    NO_PERF_READ_VDSOX32 := 1
-  endif
-  ifndef NO_PERF_READ_VDSOX32
-    $(call feature_check,compile-x32)
-    ifeq ($(feature-compile-x32), 1)
-      CFLAGS += -DHAVE_PERF_READ_VDSOX32
-    else
-      NO_PERF_READ_VDSOX32 := 1
-    endif
-  endif
-else
-  NO_PERF_READ_VDSO32 := 1
-  NO_PERF_READ_VDSOX32 := 1
-endif
-
-ifdef LIBBABELTRACE
-  $(call feature_check,libbabeltrace)
-  ifeq ($(feature-libbabeltrace), 1)
-    CFLAGS += -DHAVE_LIBBABELTRACE_SUPPORT $(LIBBABELTRACE_CFLAGS)
-    LDFLAGS += $(LIBBABELTRACE_LDFLAGS)
-    EXTLIBS += -lbabeltrace-ctf
-    $(call detected,CONFIG_LIBBABELTRACE)
-  else
-    msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev);
-  endif
-endif
-
-ifndef NO_AUXTRACE
-  ifeq ($(feature-get_cpuid), 0)
-    msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
-    NO_AUXTRACE := 1
-  else
-    $(call detected,CONFIG_AUXTRACE)
-    CFLAGS += -DHAVE_AUXTRACE_SUPPORT
-  endif
-endif
-
-# Among the variables below, these:
-#   perfexecdir
-#   template_dir
-#   mandir
-#   infodir
-#   htmldir
-#   ETC_PERFCONFIG (but not sysconfdir)
-# can be specified as a relative path some/where/else;
-# this is interpreted as relative to $(prefix) and "perf" at
-# runtime figures out where they are based on the path to the executable.
-# This can help installing the suite in a relocatable way.
-
-# Make the path relative to DESTDIR, not to prefix
-ifndef DESTDIR
-prefix ?= $(HOME)
-endif
-bindir_relative = bin
-bindir = $(abspath $(prefix)/$(bindir_relative))
-mandir = share/man
-infodir = share/info
-perfexecdir = libexec/perf-core
-sharedir = $(prefix)/share
-template_dir = share/perf-core/templates
-STRACE_GROUPS_DIR = share/perf-core/strace/groups
-htmldir = share/doc/perf-doc
-tipdir = share/doc/perf-tip
-srcdir = $(srctree)/tools/perf
-ifeq ($(prefix),/usr)
-sysconfdir = /etc
-ETC_PERFCONFIG = $(sysconfdir)/perfconfig
-else
-sysconfdir = $(prefix)/etc
-ETC_PERFCONFIG = etc/perfconfig
-endif
-ifndef lib
-ifeq ($(ARCH)$(IS_64_BIT), x861)
-lib = lib64
-else
-lib = lib
-endif
-endif # lib
-libdir = $(prefix)/$(lib)
-
-# Shell quote (do not use $(call) to accommodate ancient setups);
-ETC_PERFCONFIG_SQ = $(subst ','\'',$(ETC_PERFCONFIG))
-STRACE_GROUPS_DIR_SQ = $(subst ','\'',$(STRACE_GROUPS_DIR))
-DESTDIR_SQ = $(subst ','\'',$(DESTDIR))
-bindir_SQ = $(subst ','\'',$(bindir))
-mandir_SQ = $(subst ','\'',$(mandir))
-infodir_SQ = $(subst ','\'',$(infodir))
-perfexecdir_SQ = $(subst ','\'',$(perfexecdir))
-template_dir_SQ = $(subst ','\'',$(template_dir))
-htmldir_SQ = $(subst ','\'',$(htmldir))
-tipdir_SQ = $(subst ','\'',$(tipdir))
-prefix_SQ = $(subst ','\'',$(prefix))
-sysconfdir_SQ = $(subst ','\'',$(sysconfdir))
-libdir_SQ = $(subst ','\'',$(libdir))
-srcdir_SQ = $(subst ','\'',$(srcdir))
-
-ifneq ($(filter /%,$(firstword $(perfexecdir))),)
-perfexec_instdir = $(perfexecdir)
-STRACE_GROUPS_INSTDIR = $(STRACE_GROUPS_DIR)
-tip_instdir = $(tipdir)
-else
-perfexec_instdir = $(prefix)/$(perfexecdir)
-STRACE_GROUPS_INSTDIR = $(prefix)/$(STRACE_GROUPS_DIR)
-tip_instdir = $(prefix)/$(tipdir)
-endif
-perfexec_instdir_SQ = $(subst ','\'',$(perfexec_instdir))
-STRACE_GROUPS_INSTDIR_SQ = $(subst ','\'',$(STRACE_GROUPS_INSTDIR))
-tip_instdir_SQ = $(subst ','\'',$(tip_instdir))
-
-# If we install to $(HOME) we keep the traceevent default:
-# $(HOME)/.traceevent/plugins
-# Otherwise we install plugins into the global $(libdir).
-ifdef DESTDIR
-plugindir=$(libdir)/traceevent/plugins
-plugindir_SQ= $(subst ','\'',$(plugindir))
-endif
-
-print_var = $(eval $(print_var_code)) $(info $(MSG))
-define print_var_code
-    MSG = $(shell printf '...%30s: %s' $(1) $($(1)))
-endef
-
-ifeq ($(VF),1)
-  $(call print_var,prefix)
-  $(call print_var,bindir)
-  $(call print_var,libdir)
-  $(call print_var,sysconfdir)
-  $(call print_var,LIBUNWIND_DIR)
-  $(call print_var,LIBDW_DIR)
-
-  ifeq ($(dwarf-post-unwind),1)
-    $(call feature_print_text,"DWARF post unwind library", $(dwarf-post-unwind-text))
-  endif
-  $(info )
-endif
-
-$(call detected_var,bindir_SQ)
-$(call detected_var,PYTHON_WORD)
-ifneq ($(OUTPUT),)
-$(call detected_var,OUTPUT)
-endif
-$(call detected_var,htmldir_SQ)
-$(call detected_var,infodir_SQ)
-$(call detected_var,mandir_SQ)
-$(call detected_var,ETC_PERFCONFIG_SQ)
-$(call detected_var,STRACE_GROUPS_DIR_SQ)
-$(call detected_var,prefix_SQ)
-$(call detected_var,perfexecdir_SQ)
-$(call detected_var,tipdir_SQ)
-$(call detected_var,srcdir_SQ)
-$(call detected_var,LIBDIR)
-$(call detected_var,GTK_CFLAGS)
-$(call detected_var,PERL_EMBED_CCOPTS)
-$(call detected_var,PYTHON_EMBED_CCOPTS)
diff --git a/tools/perf/util/include/asm/alternative-asm.h b/tools/perf/util/include/asm/alternative-asm.h
deleted file mode 100644
index 3a3a0f164..000000000
--- a/tools/perf/util/include/asm/alternative-asm.h
+++ /dev/null
@@ -1,9 +0,0 @@
-#ifndef _PERF_ASM_ALTERNATIVE_ASM_H
-#define _PERF_ASM_ALTERNATIVE_ASM_H
-
-/* Just disable it so we can build arch/x86/lib/memcpy_64.S for perf bench: */
-
-#define altinstruction_entry #
-#define ALTERNATIVE_2 #
-
-#endif
diff --git a/tools/perf/util/include/asm/byteorder.h b/tools/perf/util/include/asm/byteorder.h
deleted file mode 100644
index 2a9bdc066..000000000
--- a/tools/perf/util/include/asm/byteorder.h
+++ /dev/null
@@ -1,2 +0,0 @@
-#include <asm/types.h>
-#include "../../../../include/uapi/linux/swab.h"
diff --git a/tools/perf/util/include/asm/unistd_32.h b/tools/perf/util/include/asm/unistd_32.h
deleted file mode 100644
index 8b1378917..000000000
--- a/tools/perf/util/include/asm/unistd_32.h
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/tools/perf/util/include/asm/unistd_64.h b/tools/perf/util/include/asm/unistd_64.h
deleted file mode 100644
index 8b1378917..000000000
--- a/tools/perf/util/include/asm/unistd_64.h
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/tools/perf/util/include/linux/const.h b/tools/perf/util/include/linux/const.h
deleted file mode 100644
index c10a35e1a..000000000
--- a/tools/perf/util/include/linux/const.h
+++ /dev/null
@@ -1 +0,0 @@
-#include "../../../../include/uapi/linux/const.h"