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Fix cross build issues (rhbz 1607158) 

The %{build_cflags} and %{build_ldflags} assume host == arch
which isn't true on cross builds. Don't use these flags when
cross building.
This commit is contained in:
Laura Abbott 2018-07-23 10:17:44 -07:00
parent 39deac3020
commit 606a7e904b
1 changed files with 9 additions and 3 deletions
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12
kernel.spec
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@ -1192,8 +1192,14 @@ cp_vmlinux()
# they come from the kernel package, we can't just use find-debuginfo.sh to
# rewrite only those binaries. The easiest option right now is just to have
# the build id be a uuid for the host programs.
#
# Note we need to disable these flags for cross builds because the flags
# from redhat-rpm-config assume that host == target so target arch
# flags cause issues with the host compiler.
%if !%{with_cross}
%define build_hostcflags %{build_cflags}
%define build_hostldflags %{build_ldflags} -Wl,--build-id=uuid
%endif
BuildKernel() {
MakeTarget=$1
@ -1245,12 +1251,12 @@ BuildKernel() {
Arch=`head -1 .config | cut -b 3-`
echo USING ARCH=$Arch
make %{?make_opts} HOSTCFLAGS="%{build_hostcflags}" HOSTLDFLAGS="%{build_hostldflags}" ARCH=$Arch olddefconfig
make %{?make_opts} HOSTCFLAGS="%{?build_hostcflags}" HOSTLDFLAGS="%{?build_hostldflags}" ARCH=$Arch olddefconfig
# This ensures build-ids are unique to allow parallel debuginfo
perl -p -i -e "s/^CONFIG_BUILD_SALT.*/CONFIG_BUILD_SALT=\"%{KVERREL}\"/" .config
%{make} %{?make_opts} HOSTCFLAGS="%{build_hostcflags}" HOSTLDFLAGS="%{build_hostldflags}" ARCH=$Arch %{?_smp_mflags} $MakeTarget %{?sparse_mflags} %{?kernel_mflags}
%{make} %{?make_opts} HOSTCFLAGS="%{build_hostcflags}" HOSTLDFLAGS="%{build_hostldflags}" ARCH=$Arch %{?_smp_mflags} modules %{?sparse_mflags} || exit 1
%{make} %{?make_opts} HOSTCFLAGS="%{?build_hostcflags}" HOSTLDFLAGS="%{?build_hostldflags}" ARCH=$Arch %{?_smp_mflags} $MakeTarget %{?sparse_mflags} %{?kernel_mflags}
%{make} %{?make_opts} HOSTCFLAGS="%{?build_hostcflags}" HOSTLDFLAGS="%{?build_hostldflags}" ARCH=$Arch %{?_smp_mflags} modules %{?sparse_mflags} || exit 1
mkdir -p $RPM_BUILD_ROOT/%{image_install_path}
mkdir -p $RPM_BUILD_ROOT/lib/modules/$KernelVer