mirror of
https://github.com/torvalds/linux.git
synced 2024-11-10 22:21:40 +00:00
c3d7ef377e
kmod 28 supports modules compressed in zstd format so let's add this possibility to kernel. Signed-off-by: Piotr Gorski <lucjan.lucjanov@gmail.com> Reviewed-by: Oleksandr Natalenko <oleksandr@natalenko.name> Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
115 lines
2.4 KiB
Makefile
115 lines
2.4 KiB
Makefile
# SPDX-License-Identifier: GPL-2.0
|
|
# ==========================================================================
|
|
# Installing modules
|
|
# ==========================================================================
|
|
|
|
PHONY := __modinst
|
|
__modinst:
|
|
|
|
include include/config/auto.conf
|
|
include $(srctree)/scripts/Kbuild.include
|
|
|
|
modules := $(sort $(shell cat $(MODORDER)))
|
|
|
|
ifeq ($(KBUILD_EXTMOD),)
|
|
dst := $(MODLIB)/kernel
|
|
else
|
|
INSTALL_MOD_DIR ?= extra
|
|
dst := $(MODLIB)/$(INSTALL_MOD_DIR)
|
|
endif
|
|
|
|
suffix-y :=
|
|
suffix-$(CONFIG_MODULE_COMPRESS_GZIP) := .gz
|
|
suffix-$(CONFIG_MODULE_COMPRESS_XZ) := .xz
|
|
suffix-$(CONFIG_MODULE_COMPRESS_ZSTD) := .zst
|
|
|
|
modules := $(patsubst $(extmod_prefix)%, $(dst)/%$(suffix-y), $(modules))
|
|
|
|
__modinst: $(modules)
|
|
@:
|
|
|
|
quiet_cmd_none =
|
|
cmd_none = :
|
|
|
|
#
|
|
# Installation
|
|
#
|
|
quiet_cmd_install = INSTALL $@
|
|
cmd_install = mkdir -p $(dir $@); cp $< $@
|
|
|
|
# Strip
|
|
#
|
|
# INSTALL_MOD_STRIP, if defined, will cause modules to be stripped after they
|
|
# are installed. If INSTALL_MOD_STRIP is '1', then the default option
|
|
# --strip-debug will be used. Otherwise, INSTALL_MOD_STRIP value will be used
|
|
# as the options to the strip command.
|
|
ifdef INSTALL_MOD_STRIP
|
|
|
|
ifeq ($(INSTALL_MOD_STRIP),1)
|
|
strip-option := --strip-debug
|
|
else
|
|
strip-option := $(INSTALL_MOD_STRIP)
|
|
endif
|
|
|
|
quiet_cmd_strip = STRIP $@
|
|
cmd_strip = $(STRIP) $(strip-option) $@
|
|
|
|
else
|
|
|
|
quiet_cmd_strip =
|
|
cmd_strip = :
|
|
|
|
endif
|
|
|
|
#
|
|
# Signing
|
|
# Don't stop modules_install even if we can't sign external modules.
|
|
#
|
|
ifeq ($(CONFIG_MODULE_SIG_ALL),y)
|
|
quiet_cmd_sign = SIGN $@
|
|
$(eval $(call config_filename,MODULE_SIG_KEY))
|
|
cmd_sign = scripts/sign-file $(CONFIG_MODULE_SIG_HASH) $(MODULE_SIG_KEY_SRCPREFIX)$(CONFIG_MODULE_SIG_KEY) certs/signing_key.x509 $@ \
|
|
$(if $(KBUILD_EXTMOD),|| true)
|
|
else
|
|
quiet_cmd_sign :=
|
|
cmd_sign := :
|
|
endif
|
|
|
|
ifeq ($(modules_sign_only),)
|
|
|
|
$(dst)/%.ko: $(extmod_prefix)%.ko FORCE
|
|
$(call cmd,install)
|
|
$(call cmd,strip)
|
|
$(call cmd,sign)
|
|
|
|
else
|
|
|
|
$(dst)/%.ko: FORCE
|
|
$(call cmd,sign)
|
|
|
|
endif
|
|
|
|
#
|
|
# Compression
|
|
#
|
|
quiet_cmd_gzip = GZIP $@
|
|
cmd_gzip = $(KGZIP) -n -f $<
|
|
quiet_cmd_xz = XZ $@
|
|
cmd_xz = $(XZ) --lzma2=dict=2MiB -f $<
|
|
quiet_cmd_zstd = ZSTD $@
|
|
cmd_zstd = $(ZSTD) -T0 --rm -f -q $<
|
|
|
|
$(dst)/%.ko.gz: $(dst)/%.ko FORCE
|
|
$(call cmd,gzip)
|
|
|
|
$(dst)/%.ko.xz: $(dst)/%.ko FORCE
|
|
$(call cmd,xz)
|
|
|
|
$(dst)/%.ko.zst: $(dst)/%.ko FORCE
|
|
$(call cmd,zstd)
|
|
|
|
PHONY += FORCE
|
|
FORCE:
|
|
|
|
.PHONY: $(PHONY)
|