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@@
-7,9
+7,10
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7
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7
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8
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8
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# Need to use kali kernel src if nexmon is enabled
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9
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9
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if [ "$ENABLE_NEXMON" = true ] ; then
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10
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echo "WARNING: if ENABLE_NEXMON is used remember to put the CORRECT KERNELSRC IN KERNELSRC_DIR!!!!!1!"
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11
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10
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KERNEL_URL="${KALI_KERNEL_URL}"
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# Clear Branch and KernelSRC_DIR if using nexmon. Everyone will forget to clone kali kernel instead of nomrla kernel
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KERNEL_BRANCH=""
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KERNELSRC_DIR=""
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fi
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# Fetch and build latest raspberry kernel
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@@
-93,7
+94,7
if [ "$BUILD_KERNEL" = true ] ; then
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93
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94
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if [ "$KERNELSRC_CONFIG" = true ] ; then
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# Load default raspberry kernel configuration
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make -C "${KERNEL_DIR}" ARCH="${KERNEL_ARCH}" CROSS_COMPILE="${CROSS_COMPILE}" "${KERNEL_DEFCONFIG}"
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#Switch to KERNELSRC_DIR so we can use set_kernel_config
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cd "${KERNEL_DIR}" || exit
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@@
-106,7
+107,7
if [ "$BUILD_KERNEL" = true ] ; then
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set_kernel_config CONFIG_ZSMALLOC y
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set_kernel_config CONFIG_PGTABLE_MAPPING y
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109
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fi
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# enable basic KVM support; see https://www.raspberrypi.org/forums/viewtopic.php?f=63&t=210546&start=25#p1300453
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112
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if [ "$KERNEL_VIRT" = true ] && { [ "$RPI_MODEL" = 2 ] || [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
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set_kernel_config CONFIG_VIRTUALIZATION y
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@@
-114,90
+115,109
if [ "$BUILD_KERNEL" = true ] ; then
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114
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115
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set_kernel_config CONFIG_VHOST_NET m
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set_kernel_config CONFIG_VHOST_CROSS_ENDIAN_LEGACY y
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fi
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# enable apparmor,integrity audit,
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if [ "$KERNEL_SECURITY" = true ] ; then
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121
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122
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# security filesystem, security models and audit
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set_kernel_config CONFIG_SECURITYFS y
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set_kernel_config CONFIG_SECURITY y
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set_kernel_config CONFIG_SECURITYFS y
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set_kernel_config CONFIG_SECURITY y
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set_kernel_config CONFIG_AUDIT y
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126
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# harden strcpy and memcpy
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127
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# harden strcpy and memcpy
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127
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128
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set_kernel_config CONFIG_HARDENED_USERCOPY=y
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128
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129
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set_kernel_config CONFIG_HAVE_HARDENED_USERCOPY_ALLOCATOR=y
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set_kernel_config CONFIG_FORTIFY_SOURCE=y
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130
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# integrity sub-system
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set_kernel_config CONFIG_FORTIFY_SOURCE=y
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# integrity sub-system
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set_kernel_config CONFIG_INTEGRITY=y
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set_kernel_config CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y
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set_kernel_config CONFIG_INTEGRITY_AUDIT=y
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set_kernel_config CONFIG_INTEGRITY_SIGNATURE=y
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set_kernel_config CONFIG_INTEGRITY_TRUSTED_KEYRING=y
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# This option provides support for retaining authentication tokens and access keys in the kernel.
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139
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# This option provides support for retaining authentication tokens and access keys in the kernel.
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140
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set_kernel_config CONFIG_KEYS=y
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set_kernel_config CONFIG_KEYS_COMPAT=y
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# Apparmor
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# Apparmor
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set_kernel_config CONFIG_SECURITY_APPARMOR_BOOTPARAM_VALUE 0
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set_kernel_config CONFIG_SECURITY_APPARMOR_HASH_DEFAULT y
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set_kernel_config CONFIG_DEFAULT_SECURITY_APPARMOR y
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set_kernel_config CONFIG_SECURITY_APPARMOR y
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set_kernel_config CONFIG_SECURITY_APPARMOR_HASH y
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148
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set_kernel_config CONFIG_DEFAULT_SECURITY "apparmor"
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150
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# restrictions on unprivileged users reading the kernel
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146
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set_kernel_config CONFIG_DEFAULT_SECURITY_APPARMOR y
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147
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set_kernel_config CONFIG_SECURITY_APPARMOR y
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148
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set_kernel_config CONFIG_SECURITY_APPARMOR_HASH y
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149
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set_kernel_config CONFIG_DEFAULT_SECURITY "apparmor"
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151
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# restrictions on unprivileged users reading the kernel
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set_kernel_config CONFIG_SECURITY_DMESG_RESTRICT=y
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152
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153
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# network security hooks
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153
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154
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# network security hooks
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154
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155
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set_kernel_config CONFIG_SECURITY_NETWORK y
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155
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156
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set_kernel_config CONFIG_SECURITY_NETWORK_XFRM=y
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156
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157
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set_kernel_config CONFIG_SECURITY_PATH=y
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158
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set_kernel_config CONFIG_SECURITY_YAMA=y
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158
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159
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# New Options
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160
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if [ "$KERNEL_NF" = true ] ; then
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161
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set_kernel_config CONFIG_IP_NF_SECURITY m
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162
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set_kernel_config CONFIG_NETLABEL m
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163
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set_kernel_config CONFIG_IP6_NF_SECURITY m
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164
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fi
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165
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set_kernel_config CONFIG_SECURITY_SELINUX n
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166
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set_kernel_config CONFIG_SECURITY_SMACK n
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167
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set_kernel_config CONFIG_SECURITY_TOMOYO n
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168
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set_kernel_config CONFIG_SECURITY_APPARMOR_DEBUG n
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169
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set_kernel_config CONFIG_SECURITY_LOADPIN n
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170
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set_kernel_config CONFIG_HARDENED_USERCOPY_PAGESPAN n
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171
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set_kernel_config CONFIG_IMA n
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172
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set_kernel_config CONFIG_EVM n
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173
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set_kernel_config CONFIG_FANOTIFY_ACCESS_PERMISSIONS y
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174
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set_kernel_config CONFIG_NFSD_V4_SECURITY_LABEL y
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175
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set_kernel_config CONFIG_PKCS7_MESSAGE_PARSER y
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176
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set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYRING y
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177
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set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYS y
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178
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set_kernel_config CONFIG_SYSTEM_EXTRA_CERTIFICATE y
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179
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set_kernel_config CONFIG_SECONDARY_TRUSTED_KEYRING y
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180
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set_kernel_config CONFIG_IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY n
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181
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fi
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182
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159
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160
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# New Options
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161
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if [ "$KERNEL_NF" = true ] ; then
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162
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set_kernel_config CONFIG_IP_NF_SECURITY m
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163
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set_kernel_config CONFIG_NETLABEL y
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164
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set_kernel_config CONFIG_IP6_NF_SECURITY m
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165
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fi
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166
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set_kernel_config CONFIG_SECURITY_SELINUX n
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167
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set_kernel_config CONFIG_SECURITY_SMACK n
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168
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set_kernel_config CONFIG_SECURITY_TOMOYO n
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169
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set_kernel_config CONFIG_SECURITY_APPARMOR_DEBUG n
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170
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set_kernel_config CONFIG_SECURITY_LOADPIN n
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171
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set_kernel_config CONFIG_HARDENED_USERCOPY_PAGESPAN n
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172
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set_kernel_config CONFIG_IMA n
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173
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set_kernel_config CONFIG_EVM n
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174
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set_kernel_config CONFIG_FANOTIFY_ACCESS_PERMISSIONS y
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175
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set_kernel_config CONFIG_NFSD_V4_SECURITY_LABEL y
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176
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set_kernel_config CONFIG_PKCS7_MESSAGE_PARSER y
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177
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set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYRING y
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178
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set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYS y
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179
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set_kernel_config CONFIG_SYSTEM_EXTRA_CERTIFICATE y
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180
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set_kernel_config CONFIG_SECONDARY_TRUSTED_KEYRING y
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181
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set_kernel_config CONFIG_IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY n
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182
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set_kernel_config CONFIG_SYSTEM_TRUSTED_KEYS m
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183
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set_kernel_config CONFIG_SYSTEM_EXTRA_CERTIFICATE_SIZE 4096
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184
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185
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set_kernel_config CONFIG_ARM64_CRYPTO y
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186
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set_kernel_config CONFIG_CRYPTO_SHA256_ARM64 m
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187
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set_kernel_config CONFIG_CRYPTO_SHA512_ARM64 m
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188
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set_kernel_config CONFIG_CRYPTO_SHA1_ARM64_CE m
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189
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set_kernel_config CRYPTO_GHASH_ARM64_CE m
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190
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set_kernel_config CRYPTO_SHA2_ARM64_CE m
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191
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set_kernel_config CONFIG_CRYPTO_CRCT10DIF_ARM64_CE m
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192
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set_kernel_config CONFIG_CRYPTO_CRC32_ARM64_CE m
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193
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set_kernel_config CONFIG_CRYPTO_AES_ARM64 m
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194
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set_kernel_config CONFIG_CRYPTO_AES_ARM64_CE m
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195
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set_kernel_config CONFIG_CRYPTO_AES_ARM64_CE_CCM y
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196
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set_kernel_config CONFIG_CRYPTO_AES_ARM64_CE_BLK y
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197
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set_kernel_config CONFIG_CRYPTO_AES_ARM64_NEON_BLK m
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198
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set_kernel_config CONFIG_CRYPTO_CHACHA20_NEON m
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199
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set_kernel_config CONFIG_CRYPTO_AES_ARM64_BS m
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200
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set_kernel_config SYSTEM_TRUSTED_KEYS
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201
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fi
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202
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183
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203
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# Netfilter kernel support See https://github.com/raspberrypi/linux/issues/2177#issuecomment-354647406
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184
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if [ "$KERNEL_NF" = true ] ; then
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185
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set_kernel_config CONFIG_IP_NF_TARGET_SYNPROXY m
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186
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set_kernel_config CONFIG_NETFILTER_XT_TARGET_AUDIT m
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187
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set_kernel_config CONFIG_NETFILTER_XT_MATCH_CGROUP m
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188
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set_kernel_config CONFIG_NETFILTER_XT_MATCH_IPCOMP m
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189
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set_kernel_config CONFIG_NETFILTER_XT_MATCH_SOCKET m
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190
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set_kernel_config CONFIG_NFT_FIB_INET m
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191
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set_kernel_config CONFIG_NFT_FIB_IPV4 m
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192
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set_kernel_config CONFIG_NFT_FIB_IPV6 m
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193
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set_kernel_config CONFIG_NFT_FIB_NETDEV m
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194
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set_kernel_config CONFIG_NFT_OBJREF m
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195
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set_kernel_config CONFIG_NFT_RT m
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196
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set_kernel_config CONFIG_NFT_SET_BITMAP m
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197
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set_kernel_config CONFIG_NF_CONNTRACK_TIMEOUT y
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198
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set_kernel_config CONFIG_NF_LOG_ARP m
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199
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set_kernel_config CONFIG_NF_SOCKET_IPV4 m
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200
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set_kernel_config CONFIG_NF_SOCKET_IPV6 m
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204
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if [ "$KERNEL_NF" = true ] ; then
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205
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set_kernel_config CONFIG_IP_NF_TARGET_SYNPROXY m
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206
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set_kernel_config CONFIG_NETFILTER_XT_TARGET_AUDIT m
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207
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set_kernel_config CONFIG_NETFILTER_XT_MATCH_CGROUP m
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208
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set_kernel_config CONFIG_NETFILTER_XT_MATCH_IPCOMP m
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209
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set_kernel_config CONFIG_NETFILTER_XT_MATCH_SOCKET m
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210
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set_kernel_config CONFIG_NFT_FIB_INET m
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211
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set_kernel_config CONFIG_NFT_FIB_IPV4 m
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212
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set_kernel_config CONFIG_NFT_FIB_IPV6 m
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213
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set_kernel_config CONFIG_NFT_FIB_NETDEV m
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214
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set_kernel_config CONFIG_NFT_OBJREF m
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215
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set_kernel_config CONFIG_NFT_RT m
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216
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set_kernel_config CONFIG_NFT_SET_BITMAP m
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217
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set_kernel_config CONFIG_NF_CONNTRACK_TIMEOUT y
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218
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set_kernel_config CONFIG_NF_LOG_ARP m
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219
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set_kernel_config CONFIG_NF_SOCKET_IPV4 m
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220
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set_kernel_config CONFIG_NF_SOCKET_IPV6 m
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201
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221
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set_kernel_config CONFIG_BRIDGE_EBT_BROUTE m
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202
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222
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set_kernel_config CONFIG_BRIDGE_EBT_T_FILTER m
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203
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223
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set_kernel_config CONFIG_BRIDGE_NF_EBTABLES m
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@@
-207,7
+227,7
if [ "$BUILD_KERNEL" = true ] ; then
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207
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227
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set_kernel_config CONFIG_IP6_NF_NAT m
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208
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228
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set_kernel_config CONFIG_IP6_NF_TARGET_MASQUERADE m
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209
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229
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set_kernel_config CONFIG_IP6_NF_TARGET_NPT m
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210
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set_kernel_config CONFIG_IP_NF_SECURITY m
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230
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set_kernel_config CONFIG_IP_NF_SECURITY m
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211
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231
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set_kernel_config CONFIG_IP_SET_BITMAP_IPMAC m
|
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212
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232
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set_kernel_config CONFIG_IP_SET_BITMAP_PORT m
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213
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233
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set_kernel_config CONFIG_IP_SET_HASH_IP m
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@@
-296,10
+316,10
if [ "$BUILD_KERNEL" = true ] ; then
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296
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316
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set_kernel_config CONFIG_BPF_STREAM_PARSER y
|
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297
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317
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set_kernel_config CONFIG_CGROUP_BPF y
|
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298
|
318
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fi
|
|
299
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|
|
|
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319
|
|
|
300
|
320
|
# KERNEL_DEFAULT_GOV was set by user
|
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301
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if [ "$KERNEL_DEFAULT_GOV" != powersave ] && [ -n "$KERNEL_DEFAULT_GOV" ]; then
|
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302
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|
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|
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321
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if [ "$KERNEL_DEFAULT_GOV" != powersave ] && [ -n "$KERNEL_DEFAULT_GOV" ] ; then
|
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|
322
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|
|
303
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323
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case "$KERNEL_DEFAULT_GOV" in
|
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304
|
324
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performance)
|
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305
|
325
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set_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE y
|
|
@@
-321,12
+341,10
if [ "$BUILD_KERNEL" = true ] ; then
|
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321
|
341
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exit 1
|
|
322
|
342
|
;;
|
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323
|
343
|
esac
|
|
324
|
|
|
|
325
|
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# unset previous default governor
|
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344
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345
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# unset previous default governor
|
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326
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346
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unset_kernel_config CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE
|
|
327
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347
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fi
|
|
328
|
|
|
|
329
|
|
|
|
330
|
348
|
|
|
331
|
349
|
#Revert to previous directory
|
|
332
|
350
|
cd "${WORKDIR}" || exit
|
|
@@
-484,18
+502,18
if [ "$BUILD_KERNEL" = true ] ; then
|
|
484
|
502
|
|
|
485
|
503
|
else # BUILD_KERNEL=false
|
|
486
|
504
|
if [ "$SET_ARCH" = 64 ] && { [ "$RPI_MODEL" = 3 ] || [ "$RPI_MODEL" = 3P ] ; } ; then
|
|
487
|
|
|
|
|
505
|
|
|
488
|
506
|
# Use Sakakis modified kernel if ZSWAP is active
|
|
489
|
507
|
if [ "$KERNEL_ZSWAP" = true ] || [ "$KERNEL_VIRT" = true ] || [ "$KERNEL_NF" = true ] || [ "$KERNEL_BPF" = true ] ; then
|
|
490
|
508
|
RPI3_64_KERNEL_URL="${RPI3_64_BIS_KERNEL_URL}"
|
|
491
|
509
|
fi
|
|
492
|
|
|
|
|
510
|
|
|
493
|
511
|
# Create temporary directory for dl
|
|
494
|
512
|
temp_dir=$(as_nobody mktemp -d)
|
|
495
|
513
|
|
|
496
|
514
|
# Fetch kernel dl
|
|
497
|
515
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as_nobody wget -O "${temp_dir}"/kernel.tar.xz -c "$RPI3_64_KERNEL_URL"
|
|
498
|
|
|
|
|
516
|
|
|
499
|
517
|
#extract download
|
|
500
|
518
|
tar -xJf "${temp_dir}"/kernel.tar.xz -C "${temp_dir}"
|
|
501
|
519
|
|
|
@@
-506,12
+524,12
else # BUILD_KERNEL=false
|
|
506
|
524
|
|
|
507
|
525
|
# Remove temporary directory for kernel sources
|
|
508
|
526
|
rm -fr "${temp_dir}"
|
|
509
|
|
|
|
|
527
|
|
|
510
|
528
|
# Set permissions of the kernel sources
|
|
511
|
529
|
chown -R root:root "${R}/boot/firmware"
|
|
512
|
530
|
chown -R root:root "${R}/lib/modules"
|
|
513
|
531
|
fi
|
|
514
|
|
|
|
|
532
|
|
|
515
|
533
|
# Install Kernel from hypriot comptabile with all Raspberry PI
|
|
516
|
534
|
if [ "$SET_ARCH" = 32 ] ; then
|
|
517
|
535
|
# Create temporary directory for dl
|
|
@@
-525,7
+543,7
else # BUILD_KERNEL=false
|
|
525
|
543
|
|
|
526
|
544
|
# Set permissions
|
|
527
|
545
|
chown -R root:root "${R}"/tmp/kernel.deb
|
|
528
|
|
|
|
|
546
|
|
|
529
|
547
|
# Install kernel
|
|
530
|
548
|
chroot_exec dpkg -i /tmp/kernel.deb
|
|
531
|
549
|
|
|
@@
-534,7
+552,7
else # BUILD_KERNEL=false
|
|
534
|
552
|
mkdir "${temp_dir}"/firmware
|
|
535
|
553
|
mv "${R}"/boot/* "${temp_dir}"/firmware/
|
|
536
|
554
|
mv "${temp_dir}"/firmware "${R}"/boot/
|
|
537
|
|
|
|
|
555
|
|
|
538
|
556
|
#same for kernel headers
|
|
539
|
557
|
if [ "$KERNEL_HEADERS" = true ] ; then
|
|
540
|
558
|
# Fetch kernel header
|
|
@@
-545,7
+563,7
else # BUILD_KERNEL=false
|
|
545
|
563
|
chroot_exec dpkg -i /tmp/kernel-header.deb
|
|
546
|
564
|
rm -f "${R}"/tmp/kernel-header.deb
|
|
547
|
565
|
fi
|
|
548
|
|
|
|
|
566
|
|
|
549
|
567
|
# Remove temporary directory and files
|
|
550
|
568
|
rm -fr "${temp_dir}"
|
|
551
|
569
|
rm -f "${R}"/tmp/kernel.deb
|