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-rw-r--r--kernel/Makefile64
1 files changed, 34 insertions, 30 deletions
diff --git a/kernel/Makefile b/kernel/Makefile
index d02f16b51..d95c4a4c3 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -1,8 +1,8 @@
VERSION = 4
-PATCHLEVEL = 1
-SUBLEVEL = 10
+PATCHLEVEL = 4
+SUBLEVEL = 6
EXTRAVERSION =
-NAME = Series 4800
+NAME = Blurry Fish Butt
# *DOCUMENTATION*
# To see a list of typical targets execute "make help"
@@ -215,7 +215,6 @@ VPATH := $(srctree)$(if $(KBUILD_EXTMOD),:$(KBUILD_EXTMOD))
export srctree objtree VPATH
-
# SUBARCH tells the usermode build what the underlying arch is. That is set
# first, and if a usermode build is happening, the "ARCH=um" on the command
# line overrides the setting of ARCH below. If a native build is happening,
@@ -336,15 +335,6 @@ endif
export KBUILD_MODULES KBUILD_BUILTIN
export KBUILD_CHECKSRC KBUILD_SRC KBUILD_EXTMOD
-ifneq ($(CC),)
-ifeq ($(shell $(CC) -v 2>&1 | grep -c "clang version"), 1)
-COMPILER := clang
-else
-COMPILER := gcc
-endif
-export COMPILER
-endif
-
# We need some generic definitions (do not try to remake the file).
scripts/Kbuild.include: ;
include scripts/Kbuild.include
@@ -560,6 +550,7 @@ drivers-y := drivers/ sound/ firmware/
net-y := net/
libs-y := lib/
core-y := usr/
+virt-y := virt/
endif # KBUILD_EXTMOD
ifeq ($(dot-config),1)
@@ -607,6 +598,11 @@ endif # $(dot-config)
# Defaults to vmlinux, but the arch makefile usually adds further targets
all: vmlinux
+# The arch Makefile can set ARCH_{CPP,A,C}FLAGS to override the default
+# values of the respective KBUILD_* variables
+ARCH_CPPFLAGS :=
+ARCH_AFLAGS :=
+ARCH_CFLAGS :=
include arch/$(SRCARCH)/Makefile
KBUILD_CFLAGS += $(call cc-option,-fno-delete-null-pointer-checks,)
@@ -671,7 +667,7 @@ endif
endif
KBUILD_CFLAGS += $(stackp-flag)
-ifeq ($(COMPILER),clang)
+ifeq ($(cc-name),clang)
KBUILD_CPPFLAGS += $(call cc-option,-Qunused-arguments,)
KBUILD_CPPFLAGS += $(call cc-option,-Wno-unknown-warning-option,)
KBUILD_CFLAGS += $(call cc-disable-warning, unused-variable)
@@ -771,6 +767,9 @@ KBUILD_CFLAGS += $(call cc-option,-Werror=strict-prototypes)
# Prohibit date/time macros, which would make the build non-deterministic
KBUILD_CFLAGS += $(call cc-option,-Werror=date-time)
+# enforce correct pointer usage
+KBUILD_CFLAGS += $(call cc-option,-Werror=incompatible-pointer-types)
+
# use the deterministic mode of AR if available
KBUILD_ARFLAGS := $(call ar-option,D)
@@ -851,10 +850,10 @@ export mod_strip_cmd
mod_compress_cmd = true
ifdef CONFIG_MODULE_COMPRESS
ifdef CONFIG_MODULE_COMPRESS_GZIP
- mod_compress_cmd = gzip -n
+ mod_compress_cmd = gzip -n -f
endif # CONFIG_MODULE_COMPRESS_GZIP
ifdef CONFIG_MODULE_COMPRESS_XZ
- mod_compress_cmd = xz
+ mod_compress_cmd = xz -f
endif # CONFIG_MODULE_COMPRESS_XZ
endif # CONFIG_MODULE_COMPRESS
export mod_compress_cmd
@@ -873,10 +872,9 @@ INITRD_COMPRESS-$(CONFIG_RD_LZ4) := lz4
# export INITRD_COMPRESS := $(INITRD_COMPRESS-y)
ifdef CONFIG_MODULE_SIG_ALL
-MODSECKEY = ./signing_key.priv
-MODPUBKEY = ./signing_key.x509
-export MODPUBKEY
-mod_sign_cmd = perl $(srctree)/scripts/sign-file $(CONFIG_MODULE_SIG_HASH) $(MODSECKEY) $(MODPUBKEY)
+$(eval $(call config_filename,MODULE_SIG_KEY))
+
+mod_sign_cmd = scripts/sign-file $(CONFIG_MODULE_SIG_HASH) $(MODULE_SIG_KEY_SRCPREFIX)$(CONFIG_MODULE_SIG_KEY) certs/signing_key.x509
else
mod_sign_cmd = true
endif
@@ -884,14 +882,14 @@ export mod_sign_cmd
ifeq ($(KBUILD_EXTMOD),)
-core-y += kernel/ mm/ fs/ ipc/ security/ crypto/ block/
+core-y += kernel/ certs/ mm/ fs/ ipc/ security/ crypto/ block/
vmlinux-dirs := $(patsubst %/,%,$(filter %/, $(init-y) $(init-m) \
$(core-y) $(core-m) $(drivers-y) $(drivers-m) \
- $(net-y) $(net-m) $(libs-y) $(libs-m)))
+ $(net-y) $(net-m) $(libs-y) $(libs-m) $(virt-y)))
vmlinux-alldirs := $(sort $(vmlinux-dirs) $(patsubst %/,%,$(filter %/, \
- $(init-) $(core-) $(drivers-) $(net-) $(libs-))))
+ $(init-) $(core-) $(drivers-) $(net-) $(libs-) $(virt-))))
init-y := $(patsubst %/, %/built-in.o, $(init-y))
core-y := $(patsubst %/, %/built-in.o, $(core-y))
@@ -900,14 +898,15 @@ net-y := $(patsubst %/, %/built-in.o, $(net-y))
libs-y1 := $(patsubst %/, %/lib.a, $(libs-y))
libs-y2 := $(patsubst %/, %/built-in.o, $(libs-y))
libs-y := $(libs-y1) $(libs-y2)
+virt-y := $(patsubst %/, %/built-in.o, $(virt-y))
# Externally visible symbols (used by link-vmlinux.sh)
export KBUILD_VMLINUX_INIT := $(head-y) $(init-y)
-export KBUILD_VMLINUX_MAIN := $(core-y) $(libs-y) $(drivers-y) $(net-y)
+export KBUILD_VMLINUX_MAIN := $(core-y) $(libs-y) $(drivers-y) $(net-y) $(virt-y)
export KBUILD_LDS := arch/$(SRCARCH)/kernel/vmlinux.lds
export LDFLAGS_vmlinux
# used by scripts/pacmage/Makefile
-export KBUILD_ALLDIRS := $(sort $(filter-out arch/%,$(vmlinux-alldirs)) arch Documentation include samples scripts tools virt)
+export KBUILD_ALLDIRS := $(sort $(filter-out arch/%,$(vmlinux-alldirs)) arch Documentation include samples scripts tools)
vmlinux-deps := $(KBUILD_LDS) $(KBUILD_VMLINUX_INIT) $(KBUILD_VMLINUX_MAIN)
@@ -1081,6 +1080,9 @@ PHONY += kselftest
kselftest:
$(Q)$(MAKE) -C tools/testing/selftests run_tests
+kselftest-clean:
+ $(Q)$(MAKE) -C tools/testing/selftests clean
+
# ---------------------------------------------------------------------------
# Modules
@@ -1176,8 +1178,8 @@ MRPROPER_DIRS += include/config usr/include include/generated \
arch/*/include/generated .tmp_objdiff
MRPROPER_FILES += .config .config.old .version .old_version \
Module.symvers tags TAGS cscope* GPATH GTAGS GRTAGS GSYMS \
- signing_key.priv signing_key.x509 x509.genkey \
- extra_certificates signing_key.x509.keyid \
+ signing_key.pem signing_key.priv signing_key.x509 \
+ x509.genkey extra_certificates signing_key.x509.keyid \
signing_key.x509.signer vmlinux-gdb.py
# clean - Delete most, but leave enough to build external modules
@@ -1288,6 +1290,7 @@ help:
@echo ' kselftest - Build and run kernel selftest (run as root)'
@echo ' Build, install, and boot kernel before'
@echo ' running kselftest on it'
+ @echo ' kselftest-clean - Remove all generated kselftest files'
@echo ''
@echo 'Kernel packaging:'
@$(MAKE) $(build)=$(package-dir) help
@@ -1342,7 +1345,7 @@ $(help-board-dirs): help-%:
# Documentation targets
# ---------------------------------------------------------------------------
%docs: scripts_basic FORCE
- $(Q)$(MAKE) $(build)=scripts build_docproc
+ $(Q)$(MAKE) $(build)=scripts build_docproc build_check-lc_ctype
$(Q)$(MAKE) $(build)=Documentation/DocBook $@
else # KBUILD_EXTMOD
@@ -1431,6 +1434,7 @@ clean: $(clean-dirs)
\( -name '*.[oas]' -o -name '*.ko' -o -name '.*.cmd' \
-o -name '*.ko.*' \
-o -name '*.dwo' \
+ -o -name '*.su' \
-o -name '.*.d' -o -name '.*.tmp' -o -name '*.mod.c' \
-o -name '*.symtypes' -o -name 'modules.order' \
-o -name modules.builtin -o -name '.tmp_*.o.*' \
@@ -1498,11 +1502,11 @@ image_name:
# Clear a bunch of variables before executing the submake
tools/: FORCE
$(Q)mkdir -p $(objtree)/tools
- $(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(filter --j% -j,$(MAKEFLAGS))" O=$(objtree) subdir=tools -C $(src)/tools/
+ $(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(filter --j% -j,$(MAKEFLAGS))" O=$(O) subdir=tools -C $(src)/tools/
tools/%: FORCE
$(Q)mkdir -p $(objtree)/tools
- $(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(filter --j% -j,$(MAKEFLAGS))" O=$(objtree) subdir=tools -C $(src)/tools/ $*
+ $(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(filter --j% -j,$(MAKEFLAGS))" O=$(O) subdir=tools -C $(src)/tools/ $*
# Single targets
# ---------------------------------------------------------------------------