release 6.15.8

debian/changelog

@@ -1,3 +1,10 @@
+linux (6.15.8-1) sid; urgency=medium
+
+  * New upstream stable update:
+    https://www.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.15.8
+
+ -- Konstantin Demin <rockdrilla@gmail.com>  Sat, 26 Jul 2025 12:31:39 +0300
+
 linux (6.15.7-1) sid; urgency=medium
 
   * New upstream stable update:

debian/config/amd64/config.cloud

@@ -2359,7 +2359,6 @@ CONFIG_IP_VS_PROTO_AH_ESP=y
 CONFIG_KEXEC_CORE=y
 CONFIG_LZ4HC_COMPRESS=m
 CONFIG_LZ4_COMPRESS=m
-# CONFIG_MDIO_BUS is not set
 CONFIG_MFD_CORE=m
 CONFIG_ND_BTT=m
 CONFIG_ND_PFN=m

debian/config/amd64/config.mobile

@@ -8817,7 +8817,6 @@ CONFIG_MADERA_IRQ=m
 CONFIG_MAPPING_DIRTY_HELPERS=y
 CONFIG_MCTP_FLOWS=y
 CONFIG_MDIO=m
-CONFIG_MDIO_BUS=m
 CONFIG_MDIO_BUS_MUX=m
 CONFIG_MDIO_CAVIUM=m
 CONFIG_MDIO_I2C=m

debian/config/amd64/config.vm

@@ -3956,7 +3956,6 @@ CONFIG_LZ4HC_COMPRESS=m
 CONFIG_LZ4_COMPRESS=m
 CONFIG_MAPPING_DIRTY_HELPERS=y
 CONFIG_MCTP_FLOWS=y
-CONFIG_MDIO_BUS=m
 CONFIG_MFD_CORE=m
 CONFIG_MOUSE_PS2_SMBUS=y
 CONFIG_ND_BTT=m

debian/config/config

@@ -4081,6 +4081,7 @@ CONFIG_LRU_GEN_WALKS_MMU=y
 CONFIG_LZ4_DECOMPRESS=y
 CONFIG_LZO_COMPRESS=y
 CONFIG_LZO_DECOMPRESS=y
+CONFIG_MDIO_BUS=m
 CONFIG_MDIO_DEVRES=m
 CONFIG_MEMORY_BALLOON=y
 CONFIG_MEMORY_ISOLATION=y

debian/rules.d/Makefile.inc

@@ -5,60 +5,108 @@ VPATH = $(top_rulesdir)/$(OUTDIR) $(top_srcdir)/$(OUTDIR)
 
 SHELL = /bin/sh -e
 
+srcdir := $(top_srcdir)/$(OUTDIR)
+objdir := $(CURDIR)
+
 CC = $(CROSS_COMPILE)gcc
 CXX = $(CROSS_COMPILE)g++
 PKG_CONFIG = $(CROSS_COMPILE)pkg-config
 CFLAGS := $(shell dpkg-buildflags --get CFLAGS) -Wall
 CPPFLAGS := $(shell dpkg-buildflags --get CPPFLAGS) \
-  -I$(top_srcdir)/$(OUTDIR) \
-  -I$(top_srcdir)/debian/build/build-tools/$(OUTDIR) \
-  -I$(top_srcdir)/scripts/include \
-  -isystem $(top_srcdir)/debian/build/build-tools/include
+	-I$(srcdir) \
+	-I$(top_srcdir)/debian/build/build-tools/$(OUTDIR) \
+	-I$(top_srcdir)/scripts/include \
+	-isystem $(top_srcdir)/debian/build/build-tools/include
 CXXFLAGS := $(shell dpkg-buildflags --get CXXFLAGS) -Wall
 LDFLAGS := $(shell dpkg-buildflags --get LDFLAGS)
 
 installdir ?= $(prefix)/$(OUTDIR)
 
 all: all-local all-recursive
-clean: clean-recursive
 install: install-local install-recursive
 
 %-recursive:
-	+@list='$(SUBDIRS)' ; \
-	for i in $$list ; do \
-	    echo "Making $* in $$i" ; \
-	    mkdir -p "$$i" ; \
-	    $(MAKE) -C "$$i" \
-	      -f $(top_rulesdir)/$(OUTDIR)/$$i/Makefile \
-	      OUTDIR=$(OUTDIR)/$$i \
-	      $* ; \
+	+@list='$(SUBDIRS)'; \
+	for subdir in $$list; do \
+	  echo "Making $* in $$subdir"; \
+	  mkdir -p $$subdir; \
+	  $(MAKE) -C $$subdir -f $(top_rulesdir)/$(OUTDIR)/$$subdir/Makefile OUTDIR=$(OUTDIR)/$$subdir $*; \
 	done
 
-all-local: $(PROGS)
+all-local: $(PROGS) $(KBUILD_PROGS)
 
 install-local: install-local-progs install-local-scripts install-local-data
 
-install-local-progs: $(PROGS)
-	@for p in $^ ; do \
-	    echo " install -m755 '$$p' '$(DESTDIR)/$(installdir)'" ; \
-	    install -D -m755 "$$p" "$(DESTDIR)/$(installdir)/$$(basename "$$p")" ; \
+install-local-progs: $(PROGS) $(KBUILD_PROGS)
+	@for p in $^; do \
+	  echo " install -m755 '$$p' '$(DESTDIR)/$(installdir)'"; \
+	  install -D -m755 "$$p" "$(DESTDIR)/$(installdir)/$$(basename $$p)"; \
 	done
 
-SCRIPTS_REAL = $(wildcard $(addprefix $(top_srcdir)/$(OUTDIR)/,$(SCRIPTS)))
+SCRIPTS_REAL = $(wildcard $(addprefix $(srcdir)/,$(SCRIPTS)))
 
 install-local-scripts: $(SCRIPTS_REAL)
-	@for p in $^ ; do \
-	    echo " install -m755 '$$p' '$(DESTDIR)/$(installdir)'" ; \
-	    install -D -m755 \
-	      -s --strip-program $(top_srcdir)/debian/bin/fix-shebang \
-	      "$$p" "$(DESTDIR)/$(installdir)/$$(basename "$$p")" ; \
+	@for p in $^; do \
+	  echo " install -m755 '$$p' '$(DESTDIR)/$(installdir)'"; \
+	  install -D -m755 \
+	    -s --strip-program $(top_srcdir)/debian/bin/fix-shebang \
+	    "$$p" "$(DESTDIR)/$(installdir)/$$(basename $$p)"; \
 	done
 
-DATA_REAL = $(wildcard $(addprefix $(top_srcdir)/$(OUTDIR)/,$(DATA)))
+DATA_REAL = $(wildcard $(addprefix $(srcdir)/,$(DATA)))
 
 install-local-data: $(DATA_REAL)
-	@for p in $^ ; do \
-	    echo " install -m644 '$$p' '$(DESTDIR)/$(installdir)'" ; \
-	    install -D -m644 "$$p" "$(DESTDIR)/$(installdir)/$$(basename "$$p")" ; \
+	@for p in $^; do \
+	  echo " install -m644 '$$p' '$(DESTDIR)/$(installdir)'"; \
+	  install -D -m644 "$$p" "$(DESTDIR)/$(installdir)/$$(basename $$p)"; \
 	done
 
+# Invoke upstream makefile with common required variables, not
+# including architecture and toolchain options
+MAKE_UPSTREAM_BASE = +$(MAKE_UPSTREAM_ENV) $(MAKE) -C $(srcdir) \
+	prefix=/usr \
+	bindir=$(or $(bindir),/usr/bin) \
+	libdir=/usr/lib/$(DEB_HOST_MULTIARCH) \
+	mandir=/usr/share/man \
+	DESTDIR=$(DESTDIR) \
+	O=$(objdir) \
+	STRIP=true \
+	V=1
+
+# Invoke upstream makefile with common required variables
+MAKE_UPSTREAM = $(MAKE_UPSTREAM_BASE) \
+	ARCH=$(KERNEL_ARCH) \
+	CC='$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS)' \
+	CXX='$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(LDFLAGS)' \
+	LD=$(CROSS_COMPILE)ld \
+	PKG_CONFIG='$(PKG_CONFIG)'
+
+MAKE_UPSTREAM_FORCE_CROSS_VARS = \
+	HOSTARCH=$(KERNEL_ARCH) \
+	HOSTAR=$(CROSS_COMPILE)ar \
+	HOSTCC='$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS)' \
+	HOSTLD=$(CROSS_COMPILE)ld \
+	HOSTPKG_CONFIG=$(CROSS_COMPILE)pkg-config \
+	REALHOSTCC=gcc \
+	REALHOSTLD=ld
+
+# Invoke upstream makefile with common required variables, forcing
+# cross-build of a tool that expects to always be native
+MAKE_UPSTREAM_FORCE_CROSS = $(MAKE_UPSTREAM_BASE) \
+	$(MAKE_UPSTREAM_FORCE_CROSS_VARS)
+
+ifdef KBUILD_PROGS
+# Invoke Kbuild for this directory, forcing cross-build of hostprogs
+$(KBUILD_PROGS):
+	+$(MAKE) -C $(top_srcdir)/debian/build/build-tools \
+		-f $(top_srcdir)/scripts/Makefile.build \
+		srcroot=$(top_srcdir) \
+		srctree=$(top_srcdir) \
+		VPATH=$(top_srcdir) \
+		building_out_of_srctree=1 \
+		objtree=$(top_srcdir)/debian/build/build-tools \
+		obj=$(OUTDIR) \
+		KBUILD_VERBOSE=1 \
+		$(MAKE_UPSTREAM_FORCE_CROSS_VARS) \
+		$(addprefix $(OUTDIR)/,$@)
+endif

debian/rules.d/certs/Makefile

@@ -1,7 +1,4 @@
-PROGS = \
+KBUILD_PROGS = \
 	extract-cert
 
 include $(top_rulesdir)/Makefile.inc
-
-CPPFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -I$(top_srcdir)/scripts
-extract-cert: LDLIBS += -lcrypto

debian/rules.d/scripts/basic/Makefile

@@ -1,4 +1,11 @@
 PROGS = \
-	fixdep
+	fixdep.host
 
 include $(top_rulesdir)/Makefile.inc
+
+# We build fixdep as fixdep.host to avoid overwriting the native build
+# that Kbuild depends on
+fixdep.host: fixdep.c
+	$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) -o $@ $<
+install-local-progs:
+	install -D -m755 fixdep.host $(DESTDIR)/$(installdir)/fixdep

debian/rules.d/scripts/genksyms/Makefile

@@ -1,16 +1,3 @@
-PROGS = genksyms
+KBUILD_PROGS = genksyms
 
 include $(top_rulesdir)/Makefile.inc
-
-genksyms: genksyms.o parse.tab.o lex.lex.o
-
-lex.lex.o: keywords.c parse.tab.h
-
-parse.tab.c: parse.y
-	$(YACC) -o$@ -t -l $<
-
-parse.tab.h: parse.y
-	$(YACC) -o/dev/null --defines=$@ -t -l $<
-
-lex.lex.c: lex.l
-	$(LEX) -o$@ -L $<

debian/rules.d/scripts/kconfig/Makefile

@@ -1,16 +1,3 @@
-PROGS = conf
+KBUILD_PROGS = conf
 
 include $(top_rulesdir)/Makefile.inc
-
-conf: conf.o confdata.o expr.o lexer.lex.o menu.o parser.tab.o preprocess.o symbol.o util.o
-
-lexer.lex.o: parser.tab.h
-
-%.lex.c: %.l
-	flex -o$@ -L $<
-
-%.tab.c: %.y
-	bison -o$@ -t -l $<
-
-%.tab.h: %.y
-	bison -o/dev/null --defines=$@ -t -l $<

debian/rules.d/scripts/mod/Makefile

@@ -10,12 +10,12 @@ include $(top_rulesdir)/Makefile.inc
 wrapperdir = $(top_rulesdir)/$(OUTDIR)
 
 modpost.real-%:
-	$(MAKE) -f $(wrapperdir)/Makefile.real TYPE=$* SOURCEDIR=$(top_srcdir)/scripts/mod
+	$(MAKE) -f $(wrapperdir)/Makefile.real TYPE=$* SOURCEDIR=$(srcdir)
 
 %: %.o
 	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^
 
-modpost-opts.h: $(top_srcdir)/scripts/mod/modpost.c
+modpost-opts.h: $(srcdir)/modpost.c
 	$(wrapperdir)/gendef.py $< > $@
 
 modpost.o: modpost.c modpost-opts.h

debian/rules.d/tools/bootconfig/Makefile

@@ -1,11 +1,5 @@
 include $(top_rulesdir)/Makefile.inc
 
-# bootconfig does not support appending user CFLAGS or LDFLAGS,
-# so we have to specify the include directory too.
-MAKE_BOOTCONFIG := $(MAKE) -C $(top_srcdir)/tools/bootconfig \
-	O=$(CURDIR) \
-	CFLAGS='$(CFLAGS) $(CPPFLAGS) -Iinclude $(LDFLAGS)'
-
 # Default target (all) includes running tests.  If this is not wanted
 # (e.g. for cross-builds), build the bootconfig target instead.
 ifeq ($(filter nocheck,$(DEB_BUILD_OPTIONS)),)
@@ -15,8 +9,8 @@ BUILD_TARGET := $(CURDIR)/bootconfig
 endif
 
 all:
-	$(MAKE_BOOTCONFIG) $(BUILD_TARGET)
+	$(MAKE_UPSTREAM) $(BUILD_TARGET)
 
 install:
 	mkdir -p $(DESTDIR)/usr/bin
-	$(MAKE_BOOTCONFIG) install
+	$(MAKE_UPSTREAM) install

debian/rules.d/tools/bpf/bpftool/Makefile

@@ -1,23 +1,15 @@
 include $(top_rulesdir)/Makefile.inc
 
-MAKE_BPFTOOL := +$(MAKE) -C $(top_srcdir)/$(OUTDIR) O=$(CURDIR)
-MAKE_BPFTOOL += prefix=/usr
-MAKE_BPFTOOL += mandir=/usr/share/man
-MAKE_BPFTOOL += V=1
-MAKE_BPFTOOL += ARCH=$(KERNEL_ARCH)
-MAKE_BPFTOOL += EXTRA_CFLAGS='$(CFLAGS) $(CPPFLAGS)'
-MAKE_BPFTOOL += EXTRA_LDFLAGS='$(LDFLAGS)'
-
 # dynamically linking with libbfd is not allowed in Debian
-MAKE_BPFTOOL += feature-libbfd=0 feature-libbfd-liberty=0 feature-libbfd-liberty-z=0
+MAKE_UPSTREAM += feature-libbfd=0 feature-libbfd-liberty=0 feature-libbfd-liberty-z=0
 
 all:
-	$(MAKE_BPFTOOL)
-	$(MAKE_BPFTOOL) doc
+	$(MAKE_UPSTREAM)
+	$(MAKE_UPSTREAM) doc
 # Check that bpftool wasn't linked with libbfd
 	type ldd
 	! ldd $(CURDIR)/bpftool | grep -E '\blibbfd'
 
 install:
-	$(MAKE_BPFTOOL) install
-	$(MAKE_BPFTOOL) doc-install
+	$(MAKE_UPSTREAM) install
+	$(MAKE_UPSTREAM) doc-install

debian/rules.d/tools/bpf/resolve_btfids/Makefile

@@ -3,14 +3,4 @@ PROGS = resolve_btfids
 include $(top_rulesdir)/Makefile.inc
 
 resolve_btfids:
-# resolve_btfids always uses HOSTCC, HOSTLD, and HOSTAR; we need to
-# override these on the command line to make cross-builds work.  But
-# it also builds fixdep which still needs to be native in a
-# cross-build.  Set REALHOSTCC and REALHOSTLD variables which will be
-# used for fixdep.
-	$(MAKE) -C $(top_srcdir)/tools/bpf/resolve_btfids O=$(CURDIR) \
-		HOSTCC=$(CC) HOSTCFLAGS='$(CFLAGS) $(CPPFLAGS)' \
-		HOSTLD=$(CROSS_COMPILE)ld KBUILD_HOSTLDFLAGS='$(LDFLAGS)' \
-		HOSTAR=$(CROSS_COMPILE)ar \
-		REALHOSTCC=gcc REALHOSTLD=ld \
-		V=1
+	$(MAKE_UPSTREAM_FORCE_CROSS)

debian/rules.d/tools/objtool/Makefile

@@ -5,24 +5,10 @@ PROGS = \
 
 include $(top_rulesdir)/Makefile.inc
 
+objtool.real-%: objdir = $(CURDIR)/$*
 objtool.real-%:
 	mkdir -p $*
-# objtool always uses HOSTCC, HOSTLD, and HOSTAR; we need to override
-# these on the command line to make cross-builds work.  But it also
-# builds fixdep which still needs to be native in a cross-build.  Set
-# REALHOSTCC and REALHOSTLD variables which will be used for fixdep.
-	$(MAKE) -C $(top_srcdir)/tools/objtool \
-	    O=$(CURDIR)/$* \
-	    HOSTARCH=$(KERNEL_ARCH) \
-	    ARCH=$* \
-	    HOSTCC=$(CC) \
-	    KBUILD_HOSTCFLAGS='$(CFLAGS) $(CPPFLAGS)' \
-	    HOSTLD=$(CROSS_COMPILE)ld \
-	    KBUILD_HOSTLDFLAGS='$(LDFLAGS)' \
-	    HOSTAR=$(CROSS_COMPILE)ar \
-	    REALHOSTCC=gcc \
-	    REALHOSTLD=ld \
-	    V=1
+	$(MAKE_UPSTREAM_FORCE_CROSS) ARCH=$*
 	ln -f $*/objtool $@
 
 %: %.o

debian/rules.d/tools/perf/Makefile

@@ -7,60 +7,57 @@ ifneq ($(filter -ffile-prefix-map=%,$(CFLAGS)),)
 CFLAGS += -fdebug-prefix-map=$(DEB_BUILD_PATH)=.
 endif
 
-MAKE_PERF := $(MAKE) O=$(CURDIR) prefix=/usr V=1 VF=1 ARCH=$(KERNEL_ARCH) WERROR=0 EXTRA_CFLAGS='$(CFLAGS) $(CPPFLAGS)' EXTRA_CXXFLAGS='$(CXXFLAGS) $(CPPFLAGS)' LDFLAGS='$(LDFLAGS)'
+MAKE_UPSTREAM += VF=1 WERROR=0
 
 # Disable Gtk UI until it's more usable
-MAKE_PERF += NO_GTK2=1
+MAKE_UPSTREAM += NO_GTK2=1
 
 # Do not build the unversioned jvmti library
-MAKE_PERF += feature-jvmti=0
+MAKE_UPSTREAM += feature-jvmti=0
 
-MAKE_PERF += perfexecdir=lib/perf-core plugindir=/usr/lib/traceevent/plugins tipdir=share/doc/linux-perf perf_include_dir=include/perf perf_examples_dir=share/doc/linux-perf/examples
+MAKE_UPSTREAM += perfexecdir=lib/perf-core plugindir=/usr/lib/traceevent/plugins tipdir=share/doc/linux-perf perf_include_dir=include/perf perf_examples_dir=share/doc/linux-perf/examples
 
 # perf can link against libcrypto if available, but the result is
 # undistributable as GPL v2 and Apache 2.0 are not compatible without
 # an explicit exception.  Override detection of libcrypto.
-MAKE_PERF += NO_LIBCRYPTO=1
+MAKE_UPSTREAM += NO_LIBCRYPTO=1
 
 # perf only links against libopencsd (coresight) if specifically enabled
-MAKE_PERF += CORESIGHT=1
+MAKE_UPSTREAM += CORESIGHT=1
 
 # Currently babeltrace support for `perf data' is not automatically detected.
-MAKE_PERF += LIBBABELTRACE=1
+MAKE_UPSTREAM += LIBBABELTRACE=1
 
 # Build with asciidoctor, not asciidoc
-MAKE_PERF += USE_ASCIIDOCTOR=1
+MAKE_UPSTREAM += USE_ASCIIDOCTOR=1
 
 # Build with Python 3, not Python 2
-MAKE_PERF += PYTHON=/usr/bin/python3
+MAKE_UPSTREAM += PYTHON=/usr/bin/python3
 
 # Ensure the right options are picked up for libperl and libpython
 export PERL5LIB=/usr/lib/$(DEB_HOST_MULTIARCH)/perl/cross-config
-MAKE_PERF += PYTHON_CONFIG=$(CROSS_COMPILE)python3-config
+MAKE_UPSTREAM += PYTHON_CONFIG=$(CROSS_COMPILE)python3-config
 
 # Explicitly set DEBUG=0.  This is the default for perf itself, but
 # it's not passed down to libapi and it uses the wrong compiler
 # options unless it's explicitly set.
-MAKE_PERF += DEBUG=0
+MAKE_UPSTREAM += DEBUG=0
 
 all:
-# perf changes some default directories depending on whether DESTDIR is
-# set.  We must define it even when building to avoid a rebuild when we
-# run 'make install'.
-	+$(MAKE_PERF) -C $(top_srcdir)/tools/perf -f Makefile.perf all DESTDIR=dummy
-	+$(MAKE_PERF) -C $(top_srcdir)/tools/perf/Documentation man
+	$(MAKE_UPSTREAM) -f Makefile.perf all
+	$(MAKE_UPSTREAM) -C $(srcdir)/Documentation man
 # Check that perf didn't get linked against incompatibly-licensed libraries
-	@if readelf -d $(CURDIR)/perf | sed -rne 's/.*NEEDED.*\[(.*)\]/\1/p' | grep -E '\blib(bfd|crypto)' ; then \
-	    echo ; \
-	    echo 'perf linked against incompatibly-licensed libraries' ; \
-	    echo ; \
-	    exit 1 ; \
+	@if readelf -d $(CURDIR)/perf | sed -rne 's/.*NEEDED.*\[(.*)\]/\1/p' | grep -E '\blib(bfd|crypto)'; then \
+		echo; \
+		echo 'perf linked against incompatibly-licensed libraries'; \
+		echo; \
+		exit 1; \
 	fi
 # Check that it links against abi::__cxa_demangle from libstdc++
 	grep __cxa_demangle $(CURDIR)/perf
 
 install:
-	+$(MAKE_PERF) -C $(top_srcdir)/tools/perf -f Makefile.perf install install-python_ext
+	$(MAKE_UPSTREAM) -f Makefile.perf install install-python_ext
 # Don't install a 'trace' alias yet:
 # - We need a wrapper for it anyway, so there's little point adding a
 #   versioned link
@@ -70,5 +67,5 @@ install:
 	rm -f $(DESTDIR)/usr/bin/trace
 	mkdir -p $(DESTDIR)/usr/share/bash-completion/
 	mv $(DESTDIR)/etc/bash_completion.d \
-	  $(DESTDIR)/usr/share/bash-completion/completions
+		$(DESTDIR)/usr/share/bash-completion/completions
 	rmdir --ignore-fail-on-non-empty $(DESTDIR)/etc

debian/rules.d/tools/power/cpupower/Makefile

@@ -1,21 +1,11 @@
 include $(top_rulesdir)/Makefile.inc
 
-MAKE_CPUPOWER := CFLAGS='$(CFLAGS) $(CPPFLAGS)' LDFLAGS='$(LDFLAGS)' $(MAKE) -C $(top_srcdir)/tools/power/cpupower O=$(CURDIR) CPUFREQ_BENCH=false V=true mandir=/usr/share/man
-
-MAKE_CPUPOWER += DEBUG=$(if $(filter noopt,$(DEB_BUILD_OPTIONS)),true,)
-
-# Don't strip binaries here; let dh_strip determine what to do
-MAKE_CPUPOWER += STRIP=true
-
-MAKE_CPUPOWER += CROSS='$(CROSS_COMPILE)'
-
-MAKE_CPUPOWER += libdir=/usr/lib/$(DEB_HOST_MULTIARCH)
+MAKE_UPSTREAM += CPUFREQ_BENCH=false V=true
+MAKE_UPSTREAM += DEBUG=$(if $(filter noopt,$(DEB_BUILD_OPTIONS)),true,)
+MAKE_UPSTREAM += CROSS='$(CROSS_COMPILE)'
 
 all:
-	+$(MAKE_CPUPOWER)
+	$(MAKE_UPSTREAM)
 
 install:
-	+$(MAKE_CPUPOWER) install DESTDIR=$(DESTDIR)
-
-clean:
-	+$(MAKE_CPUPOWER) clean
+	$(MAKE_UPSTREAM) install

debian/rules.d/tools/power/x86/intel-speed-select/Makefile

@@ -1,15 +1,9 @@
 include $(top_rulesdir)/Makefile.inc
 
-# Intel Speed Select Tool (ISST)
-MAKE_ISST := CFLAGS='$(CFLAGS) $(CPPFLAGS)' LDFLAGS='$(LDFLAGS)' $(MAKE) -C $(top_srcdir)/tools/power/x86/intel-speed-select O=$(CURDIR)
-
-MAKE_ISST += bindir=/usr/sbin V=1
+bindir := /usr/sbin
 
 all:
-	$(MAKE_ISST)
+	$(MAKE_UPSTREAM)
 
 install:
-	$(MAKE_ISST) install DESTDIR=$(DESTDIR)
-
-clean:
-	$(MAKE_ISST) clean
+	$(MAKE_UPSTREAM) install

debian/rules.d/tools/power/x86/turbostat/Makefile

@@ -4,9 +4,5 @@ installdir = /usr/sbin
 
 include $(top_rulesdir)/Makefile.inc
 
-CPPFLAGS += -I$(top_srcdir)/tools/include
-CPPFLAGS += -DMSRHEADER='"$(top_srcdir)/arch/x86/include/asm/msr-index.h"'
-CPPFLAGS += -DINTEL_FAMILY_HEADER='"$(top_srcdir)/arch/x86/include/asm/intel-family.h"'
-CPPFLAGS += -DBUILD_BUG_HEADER='"$(top_srcdir)/include/linux/build_bug.h"'
-
-LDLIBS += -lcap -lrt
+$(PROGS):
+	$(MAKE_UPSTREAM)

debian/rules.d/tools/power/x86/x86_energy_perf_policy/Makefile

@@ -4,5 +4,5 @@ installdir = /usr/sbin
 
 include $(top_rulesdir)/Makefile.inc
 
-CPPFLAGS += -I$(top_srcdir)/tools/include
-CPPFLAGS += -DMSRHEADER='"$(top_srcdir)/arch/x86/include/asm/msr-index.h"'
+$(PROGS):
+	$(MAKE_UPSTREAM)

debian/rules.d/tools/thermal/Makefile

@@ -1,43 +1,3 @@
-srcdir := $(top_srcdir)/tools/thermal
+SUBDIRS := lib thermometer tmon
 
 include $(top_rulesdir)/Makefile.inc
-
-MAKE_THERMAL_LIB = $(MAKE) -C $(srcdir)/lib \
-	O=$(CURDIR)/lib \
-	EXTRA_CFLAGS='$(CFLAGS) $(CPPFLAGS)' \
-	LDFLAGS='$(LDFLAGS)' \
-	SRCARCH=$(ARCH) \
-	V=1
-
-# thermometer does not support OOT build, so we copy the
-# source before building.
-# thermometer does not support appending user CFLAGS or LDFLAGS,
-# so we have to specify the include directory and libraries too.
-# Use the static libthermal_tools so we don't have to support it
-# as a shared library.
-MAKE_THERMOMETER = $(MAKE) -C thermometer \
-	CC='$(CC)' CFLAGS='$(CFLAGS) $(CPPFLAGS) -I$(srcdir)/lib' \
-	LD='$(CROSS_COMPILE)-ld' LDFLAGS='$(LDFLAGS) $(CURDIR)/lib/libthermal_tools.a -lconfig'
-
-# tmon does not support OOT build, so we copy the source before
-# building.  Use the make -I option to allow it to include other
-# Makefiles in the source tree.
-# tmon expects us to set INSTALL_ROOT instead of DESTDIR (?!).
-MAKE_TMON = $(MAKE) -C tmon -I $(srcdir)/tmon \
-	INSTALL_ROOT=$(DESTDIR) \
-	CC='$(CC)' CFLAGS='$(CFLAGS) $(CPPFLAGS)' \
-	LDFLAGS='$(LDFLAGS)'
-
-all:
-	mkdir -p lib
-	rsync -a $(srcdir)/thermometer $(srcdir)/tmon .
-# We do not want a shared library, and the shared library link does
-# not include LDFLAGS so blhc will complain about it
-	$(MAKE_THERMAL_LIB) fixdep
-	$(MAKE_THERMAL_LIB) $(CURDIR)/lib/libthermal_tools.a
-	$(MAKE_THERMOMETER)
-	$(MAKE_TMON)
-
-install:
-	install -D -m755 thermometer/thermometer $(DESTDIR)/usr/bin/
-	$(MAKE_TMON) install

debian/rules.d/tools/thermal/lib/Makefile

@@ -0,0 +1,7 @@
+include $(top_rulesdir)/Makefile.inc
+
+all:
+# We do not want a shared library, and the shared library link does
+# not include LDFLAGS so blhc will complain about it
+	$(MAKE_UPSTREAM) fixdep
+	$(MAKE_UPSTREAM) $(objdir)/libthermal_tools.a

debian/rules.d/tools/thermal/thermometer/Makefile

@@ -0,0 +1,15 @@
+PROGS = thermometer
+
+installdir = /usr/bin
+
+include $(top_rulesdir)/Makefile.inc
+
+# thermometer does not support OOT build, so we copy the
+# source before building.
+real_srcdir := $(srcdir)
+srcdir := $(objdir)
+CPPFLAGS += -I$(real_srcdir)/../lib
+LDFLAGS += -L$(objdir)/../lib
+$(PROGS):
+	rsync -a $(real_srcdir)/ .
+	$(MAKE_UPSTREAM)

debian/rules.d/tools/thermal/tmon/Makefile

@@ -0,0 +1,16 @@
+PROGS = tmon
+
+installdir = /usr/bin
+
+include $(top_rulesdir)/Makefile.inc
+
+# tmon does not support OOT build, so we copy the source before
+# building.  Use the make -I option to allow it to include other
+# Makefiles in the source tree.
+# tmon expects us to set INSTALL_ROOT instead of DESTDIR (?!).
+real_srcdir := $(srcdir)
+srcdir := $(objdir)
+MAKE_UPSTREAM += -I $(real_srcdir) INSTALL_ROOT=$(DESTDIR)
+$(PROGS):
+	rsync -a $(real_srcdir)/ .
+	$(MAKE_UPSTREAM)

debian/rules.d/tools/tracing/rtla/Makefile

@@ -1,23 +1,17 @@
 include $(top_rulesdir)/Makefile.inc
 
-# Upstream enables LTO by default, but we don't want it
-CFLAGS += -fno-lto
+# Upstream enables LTO by default, but we don't want it.  We need to
+# put -fno-lto in the CFLAGS *environment* variable so it comes after
+# the -flto option but does not override other necessary options
+# appended to CFLAGS by upstream.
+MAKE_UPSTREAM_ENV = CFLAGS=-fno-lto
 
 # Use the version of libcpupower that we just built
 CPPFLAGS += -I$(top_srcdir)/tools/power/cpupower/lib
 LDFLAGS += -L$(CURDIR)/../../power/cpupower
 
-MAKE_RTLA := +CFLAGS='$(CFLAGS) $(CPPFLAGS)' EXTRA_CFLAGS='$(CFLAGS) $(CPPFLAGS)' LDFLAGS='$(LDFLAGS)' $(MAKE) -C $(top_srcdir)/$(OUTDIR) O=$(CURDIR)
-MAKE_RTLA += LD='$(CROSS_COMPILE)ld'
-MAKE_RTLA += PKG_CONFIG='$(PKG_CONFIG)'
-MAKE_RTLA += STRIP=true
-MAKE_RTLA += V=1
-
 all:
-	$(MAKE_RTLA)
+	$(MAKE_UPSTREAM)
 
 install:
-	$(MAKE_RTLA) install
-
-clean:
-	rm -rf *
+	$(MAKE_UPSTREAM) install

debian/rules.d/tools/usb/usbip/Makefile

@@ -7,22 +7,19 @@ unexport MAKEFLAGS
 
 all: export CFLAGS := $(shell dpkg-buildflags --get CFLAGS)
 all: export CPPFLAGS := $(shell dpkg-buildflags --get CPPFLAGS) \
-  -isystem $(top_srcdir)/debian/build/build-tools/include
+	-isystem $(top_srcdir)/debian/build/build-tools/include
 all: export LDFLAGS := $(shell dpkg-buildflags --get LDFLAGS)
 all:
 	rsync -a $(srcdir)/ .
 	./autogen.sh
 	./configure \
-	  --prefix=/usr \
-	  --with-tcp-wrappers \
-	  --with-usbids-dir=/usr/share/misc \
-	  --disable-shared \
-	  --disable-static \
-	  --host=$(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
+		--prefix=/usr \
+		--with-tcp-wrappers \
+		--with-usbids-dir=/usr/share/misc \
+		--disable-shared \
+		--disable-static \
+		--host=$(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
 	$(MAKE) V=1
 
 install:
 	$(MAKE) V=1 install
-
-clean:
-	rm -rf *

debian/rules.real

@@ -419,17 +419,20 @@ define make-tools
      KERNEL_ARCH=$(KERNEL_ARCH)
 endef
 
-$(STAMPS_DIR)/build-tools-headers: BUILD_DIR_TOOLS = $(BUILD_DIR)/build-tools
-$(STAMPS_DIR)/build-tools-headers:
+$(STAMPS_DIR)/prepare-build-tools: BUILD_DIR_TOOLS = $(BUILD_DIR)/build-tools
+$(STAMPS_DIR)/prepare-build-tools:
 	mkdir -p $(BUILD_DIR_TOOLS)/headers-tools
 	$(MAKE) \
 	  ARCH=$(KERNEL_ARCH) \
 	  O=$(BUILD_DIR_TOOLS)/headers-tools \
 	  INSTALL_HDR_PATH=$(CURDIR)/$(BUILD_DIR_TOOLS) \
 	  headers_install
+	mkdir -p $(BUILD_DIR)/build-tools/scripts/basic
+	ln -f $(BUILD_DIR)/build-tools/headers-tools/scripts/basic/fixdep \
+		$(BUILD_DIR)/build-tools/scripts/basic/fixdep
 	@$(stamp)
 
-build_bpftool: $(STAMPS_DIR)/build-tools-headers
+build_bpftool: $(STAMPS_DIR)/prepare-build-tools
 	$(call make-tools,tools/bpf/bpftool)
 
 binary_bpftool: BPFTOOL_VERSION_MAJOR = $(shell sed -ne 's,^#define LIBBPF_MAJOR_VERSION \(.*\)$$,\1,p' tools/lib/bpf/libbpf_version.h)
@@ -442,7 +445,7 @@ binary_bpftool: build_bpftool
 	$(call make-tools,tools/bpf/bpftool) install
 	$(dh_binary_post)
 
-build_kbuild: $(STAMPS_DIR)/build-tools-headers
+build_kbuild: $(STAMPS_DIR)/prepare-build-tools
 	$(call make-tools,certs)
 	$(call make-tools,scripts)
 	$(call make-tools,tools/bpf/resolve_btfids)
@@ -459,7 +462,7 @@ binary_kbuild: build_kbuild
 	$(dh_binary_post)
 
 build_cpupower: $(STAMPS_DIR)/build-cpupower
-$(STAMPS_DIR)/build-cpupower: $(STAMPS_DIR)/build-tools-headers
+$(STAMPS_DIR)/build-cpupower: $(STAMPS_DIR)/prepare-build-tools
 	$(call make-tools,tools/power/cpupower)
 ifneq ($(filter i386 amd64 x32,$(DEB_HOST_ARCH)),)
 	$(call make-tools,tools/power/x86)
@@ -490,7 +493,7 @@ endif
 
 binary_perf build_perf: export _PYTHON_SYSCONFIGDATA_NAME = _sysconfigdata__$(DEB_HOST_MULTIARCH)
 
-build_perf: $(STAMPS_DIR)/build-tools-headers
+build_perf: $(STAMPS_DIR)/prepare-build-tools
 	$(call make-tools,tools/perf)
 
 binary_perf: DH_COMPRESS_ARGS = -Xtips.txt
@@ -504,7 +507,7 @@ binary_perf: build_perf
 	dh_python3 /usr/lib/perf-core/scripts/python/Perf-Trace-Util/lib/
 	$(dh_binary_post)
 
-build_usbip: $(STAMPS_DIR)/build-tools-headers
+build_usbip: $(STAMPS_DIR)/prepare-build-tools
 	$(call make-tools,tools/usb/usbip)
 
 binary_usbip: DIR = $(CURDIR)/debian/usbip-tmp
@@ -516,7 +519,7 @@ binary_usbip: build_usbip
 	$(call make-tools,tools/usb/usbip) install DESTDIR=$(DIR)
 	$(dh_binary_post)
 
-build_hyperv-daemons: $(STAMPS_DIR)/build-tools-headers
+build_hyperv-daemons: $(STAMPS_DIR)/prepare-build-tools
 	$(call make-tools,tools/hv)
 
 binary_hyperv-daemons: build_hyperv-daemons
@@ -530,7 +533,7 @@ binary_hyperv-daemons: build_hyperv-daemons
 	done
 	$(dh_binary_post)
 
-build_rtla: $(STAMPS_DIR)/build-tools-headers $(STAMPS_DIR)/build-cpupower
+build_rtla: $(STAMPS_DIR)/prepare-build-tools $(STAMPS_DIR)/build-cpupower
 	$(call make-tools,tools/tracing/rtla)
 
 binary_rtla: build_rtla
@@ -538,7 +541,7 @@ binary_rtla: build_rtla
 	$(call make-tools,tools/tracing/rtla) install
 	$(dh_binary_post)
 
-build_sdsi: $(STAMPS_DIR)/build-tools-headers
+build_sdsi: $(STAMPS_DIR)/prepare-build-tools
 	$(call make-tools,tools/arch/x86/intel_sdsi)
 
 binary_sdsi: build_sdsi
@@ -546,7 +549,7 @@ binary_sdsi: build_sdsi
 	$(call make-tools,tools/arch/x86/intel_sdsi) install
 	$(dh_binary_post)
 
-build_misc-tools: $(STAMPS_DIR)/build-tools-headers
+build_misc-tools: $(STAMPS_DIR)/prepare-build-tools
 	$(call make-tools,tools/bootconfig)
 	$(call make-tools,tools/firmware)
 	$(call make-tools,tools/thermal)