fix RISC-V build errors

lxc.spec

@@ -1,4 +1,4 @@
-%global _release 2022102410
+%global _release 2022102411
 
 Name:           lxc
 Version:        4.0.3
@@ -37,6 +37,9 @@ BuildRequires:  systemd-units git libtool graphviz docbook2X doxygen chrpath
 BuildRequires:  pkgconfig(libseccomp)
 BuildRequires:  libcap libcap-devel libselinux-devel yajl yajl-devel
 BuildRequires:  pkgconfig(bash-completion)
+%ifarch riscv64
+BuildRequires:  libatomic_ops
+%endif
 
 Requires:       lxc-libs = 4.0.3-%{release}
 
@@ -89,6 +92,9 @@ This package contains documentation for lxc for creating containers.
 %autosetup -n lxc-4.0.3 -Sgit -p1
 
 %build
+%ifarch riscv64
+export LDFLAGS="%{build_ldflags} -latomic -pthread"
+%endif
 %configure --enable-doc --enable-api-docs \
            --disable-silent-rules --docdir=%{_pkgdocdir} --disable-rpath \
            --disable-static --disable-apparmor --enable-selinux \
@@ -212,6 +218,12 @@ rm -rf %{buildroot}%{_sysconfdir}/default/%{name}
 %endif
 
 %changelog
+* Wed Feb 22 2023 misaka00251 <liuxin@iscas.ac.cn> - 4.0.3-2022102411
+- Type:enhancement
+- ID:NA
+- SUG:NA
+- DESC: fix RISC-V build errors
+
 * Fri Feb 17 2023 zhangxiaoyu<zhangxiaoyu58@huawei.com> - 4.0.3-2022102410
 - Type:bugfix
 - ID:NA