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-rw-r--r--meta/classes/kernel.bbclass15
1 files changed, 15 insertions, 0 deletions
diff --git a/meta/classes/kernel.bbclass b/meta/classes/kernel.bbclass
index 6846d6040d..0935196f6f 100644
--- a/meta/classes/kernel.bbclass
+++ b/meta/classes/kernel.bbclass
@@ -331,6 +331,21 @@ kernel_do_compile() {
331 331
332do_compile_kernelmodules() { 332do_compile_kernelmodules() {
333 unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE 333 unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
334 if [ "${BUILD_REPRODUCIBLE_BINARIES}" = "1" ]; then
335 # kernel sources do not use do_unpack, so SOURCE_DATE_EPOCH may not
336 # be set....
337 if [ "${SOURCE_DATE_EPOCH}" = "" -o "${SOURCE_DATE_EPOCH}" = "0" ]; then
338 # The source directory is not necessarily a git repository, so we
339 # specify the git-dir to ensure that git does not query a
340 # repository in any parent directory.
341 SOURCE_DATE_EPOCH=`git --git-dir="${S}/.git" log -1 --pretty=%ct 2>/dev/null || echo "${REPRODUCIBLE_TIMESTAMP_ROOTFS}"`
342 fi
343
344 ts=`LC_ALL=C date -d @$SOURCE_DATE_EPOCH`
345 export KBUILD_BUILD_TIMESTAMP="$ts"
346 export KCONFIG_NOTIMESTAMP=1
347 bbnote "KBUILD_BUILD_TIMESTAMP: $ts"
348 fi
334 if (grep -q -i -e '^CONFIG_MODULES=y$' ${B}/.config); then 349 if (grep -q -i -e '^CONFIG_MODULES=y$' ${B}/.config); then
335 cc_extra=$(get_cc_option) 350 cc_extra=$(get_cc_option)
336 oe_runmake -C ${B} ${PARALLEL_MAKE} modules CC="${KERNEL_CC} $cc_extra " LD="${KERNEL_LD}" ${KERNEL_EXTRA_ARGS} 351 oe_runmake -C ${B} ${PARALLEL_MAKE} modules CC="${KERNEL_CC} $cc_extra " LD="${KERNEL_LD}" ${KERNEL_EXTRA_ARGS}