1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 # ============================================ 2 # ==========================================================================
3 # Installing modules 3 # Installing modules
4 # ============================================ 4 # ==========================================================================
5 5
6 PHONY := __modinst 6 PHONY := __modinst
7 __modinst: 7 __modinst:
8 8
9 include include/config/auto.conf 9 include include/config/auto.conf
10 include $(srctree)/scripts/Kbuild.include 10 include $(srctree)/scripts/Kbuild.include
11 11
12 install-y := <<
13 <<
14 ifeq ($(KBUILD_EXTMOD)$(sign-only),) <<
15 <<
16 # remove the old directory and symlink <<
17 $(shell rm -fr $(MODLIB)/kernel $(MODLIB)/buil <<
18 <<
19 install-$(CONFIG_MODULES) += $(addprefix $(MOD <<
20 <<
21 $(MODLIB)/build: FORCE <<
22 $(call cmd,symlink) <<
23 <<
24 quiet_cmd_symlink = SYMLINK $@ <<
25 cmd_symlink = ln -s $(CURDIR) $@ <<
26 <<
27 $(MODLIB)/modules.order: modules.order FORCE <<
28 $(call cmd,install_modorder) <<
29 <<
30 quiet_cmd_install_modorder = INSTALL $@ <<
31 cmd_install_modorder = sed 's:^\(.*\)\.o <<
32 <<
33 # Install modules.builtin(.modinfo,.ranges) ev <<
34 install-y += $(addprefix $(MODLIB)/, modules.b <<
35 <<
36 install-$(CONFIG_BUILTIN_MODULE_RANGES) += $(M <<
37 <<
38 $(addprefix $(MODLIB)/, modules.builtin module <<
39 $(call cmd,install) <<
40 <<
41 endif <<
42 <<
43 modules := $(call read-file, $(MODORDER)) 12 modules := $(call read-file, $(MODORDER))
44 13
45 ifeq ($(KBUILD_EXTMOD),) 14 ifeq ($(KBUILD_EXTMOD),)
46 dst := $(MODLIB)/kernel 15 dst := $(MODLIB)/kernel
47 else 16 else
48 INSTALL_MOD_DIR ?= updates !! 17 INSTALL_MOD_DIR ?= extra
49 dst := $(MODLIB)/$(INSTALL_MOD_DIR) 18 dst := $(MODLIB)/$(INSTALL_MOD_DIR)
50 endif 19 endif
51 20
52 $(foreach x, % :, $(if $(findstring $x, $(dst) 21 $(foreach x, % :, $(if $(findstring $x, $(dst)), \
53 $(error module installation path canno 22 $(error module installation path cannot contain '$x')))
54 23
55 suffix-y := 24 suffix-y :=
56 ifdef CONFIG_MODULE_COMPRESS_ALL <<
57 suffix-$(CONFIG_MODULE_COMPRESS_GZIP) := .gz 25 suffix-$(CONFIG_MODULE_COMPRESS_GZIP) := .gz
58 suffix-$(CONFIG_MODULE_COMPRESS_XZ) := .xz 26 suffix-$(CONFIG_MODULE_COMPRESS_XZ) := .xz
59 suffix-$(CONFIG_MODULE_COMPRESS_ZSTD) := .zs 27 suffix-$(CONFIG_MODULE_COMPRESS_ZSTD) := .zst
60 endif <<
61 28
62 modules := $(patsubst $(extmod_prefix)%.o, $(d 29 modules := $(patsubst $(extmod_prefix)%.o, $(dst)/%.ko$(suffix-y), $(modules))
63 install-$(CONFIG_MODULES) += $(modules) <<
64 30
65 __modinst: $(install-y) !! 31 __modinst: $(modules)
66 @: 32 @:
67 33
68 # 34 #
69 # Installation 35 # Installation
70 # 36 #
71 quiet_cmd_install = INSTALL $@ 37 quiet_cmd_install = INSTALL $@
72 cmd_install = cp $< $@ !! 38 cmd_install = mkdir -p $(dir $@); cp $< $@
73 39
74 # Strip 40 # Strip
75 # 41 #
76 # INSTALL_MOD_STRIP, if defined, will cause mo 42 # INSTALL_MOD_STRIP, if defined, will cause modules to be stripped after they
77 # are installed. If INSTALL_MOD_STRIP is '1', 43 # are installed. If INSTALL_MOD_STRIP is '1', then the default option
78 # --strip-debug will be used. Otherwise, INSTA 44 # --strip-debug will be used. Otherwise, INSTALL_MOD_STRIP value will be used
79 # as the options to the strip command. 45 # as the options to the strip command.
80 ifdef INSTALL_MOD_STRIP 46 ifdef INSTALL_MOD_STRIP
81 47
82 ifeq ($(INSTALL_MOD_STRIP),1) 48 ifeq ($(INSTALL_MOD_STRIP),1)
83 strip-option := --strip-debug 49 strip-option := --strip-debug
84 else 50 else
85 strip-option := $(INSTALL_MOD_STRIP) 51 strip-option := $(INSTALL_MOD_STRIP)
86 endif 52 endif
87 53
88 quiet_cmd_strip = STRIP $@ 54 quiet_cmd_strip = STRIP $@
89 cmd_strip = $(STRIP) $(strip-option) $@ 55 cmd_strip = $(STRIP) $(strip-option) $@
90 56
91 else 57 else
92 58
93 quiet_cmd_strip = 59 quiet_cmd_strip =
94 cmd_strip = : 60 cmd_strip = :
95 61
96 endif 62 endif
97 63
98 # 64 #
99 # Signing 65 # Signing
100 # Don't stop modules_install even if we can't 66 # Don't stop modules_install even if we can't sign external modules.
101 # 67 #
>> 68 ifeq ($(CONFIG_MODULE_SIG_ALL),y)
102 ifeq ($(filter pkcs11:%, $(CONFIG_MODULE_SIG_K 69 ifeq ($(filter pkcs11:%, $(CONFIG_MODULE_SIG_KEY)),)
103 sig-key := $(if $(wildcard $(CONFIG_MODULE_SIG 70 sig-key := $(if $(wildcard $(CONFIG_MODULE_SIG_KEY)),,$(srctree)/)$(CONFIG_MODULE_SIG_KEY)
104 else 71 else
105 sig-key := $(CONFIG_MODULE_SIG_KEY) 72 sig-key := $(CONFIG_MODULE_SIG_KEY)
106 endif 73 endif
107 quiet_cmd_sign = SIGN $@ 74 quiet_cmd_sign = SIGN $@
108 cmd_sign = scripts/sign-file $(CONFIG_MO 75 cmd_sign = scripts/sign-file $(CONFIG_MODULE_SIG_HASH) "$(sig-key)" certs/signing_key.x509 $@ \
109 $(if $(KBUILD_EXTMOD),|| true 76 $(if $(KBUILD_EXTMOD),|| true)
110 !! 77 else
111 ifeq ($(sign-only),) <<
112 <<
113 # During modules_install, modules are signed o <<
114 ifndef CONFIG_MODULE_SIG_ALL <<
115 quiet_cmd_sign := 78 quiet_cmd_sign :=
116 cmd_sign := : 79 cmd_sign := :
117 endif 80 endif
118 81
119 # Create necessary directories !! 82 ifeq ($(modules_sign_only),)
120 $(foreach dir, $(sort $(dir $(install-y))), $( <<
121 83
122 $(dst)/%.ko: $(extmod_prefix)%.ko FORCE 84 $(dst)/%.ko: $(extmod_prefix)%.ko FORCE
123 $(call cmd,install) 85 $(call cmd,install)
124 $(call cmd,strip) 86 $(call cmd,strip)
125 $(call cmd,sign) 87 $(call cmd,sign)
126 88
127 ifdef CONFIG_MODULES <<
128 __modinst: depmod <<
129 <<
130 PHONY += depmod <<
131 depmod: $(install-y) <<
132 $(call cmd,depmod) <<
133 <<
134 quiet_cmd_depmod = DEPMOD $(MODLIB) <<
135 cmd_depmod = $(srctree)/scripts/depmod.s <<
136 endif <<
137 <<
138 else 89 else
139 90
140 $(dst)/%.ko: FORCE 91 $(dst)/%.ko: FORCE
141 $(call cmd,sign) 92 $(call cmd,sign)
142 93
143 endif 94 endif
144 95
145 # 96 #
146 # Compression 97 # Compression
147 # 98 #
148 quiet_cmd_gzip = GZIP $@ 99 quiet_cmd_gzip = GZIP $@
149 cmd_gzip = $(KGZIP) -n -f $< 100 cmd_gzip = $(KGZIP) -n -f $<
150 quiet_cmd_xz = XZ $@ 101 quiet_cmd_xz = XZ $@
151 cmd_xz = $(XZ) --check=crc32 --lzma2=dic !! 102 cmd_xz = $(XZ) --lzma2=dict=2MiB -f $<
152 quiet_cmd_zstd = ZSTD $@ 103 quiet_cmd_zstd = ZSTD $@
153 cmd_zstd = $(ZSTD) --rm -f -q $< !! 104 cmd_zstd = $(ZSTD) -T0 --rm -f -q $<
154 105
155 $(dst)/%.ko.gz: $(dst)/%.ko FORCE 106 $(dst)/%.ko.gz: $(dst)/%.ko FORCE
156 $(call cmd,gzip) 107 $(call cmd,gzip)
157 108
158 $(dst)/%.ko.xz: $(dst)/%.ko FORCE 109 $(dst)/%.ko.xz: $(dst)/%.ko FORCE
159 $(call cmd,xz) 110 $(call cmd,xz)
160 111
161 $(dst)/%.ko.zst: $(dst)/%.ko FORCE 112 $(dst)/%.ko.zst: $(dst)/%.ko FORCE
162 $(call cmd,zstd) 113 $(call cmd,zstd)
163 114
164 PHONY += FORCE 115 PHONY += FORCE
165 FORCE: 116 FORCE:
166 117
167 .PHONY: $(PHONY) 118 .PHONY: $(PHONY)
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.