diff --git a/add-riscv64-support.patch b/add-riscv64-support.patch
new file mode 100644
index 0000000000000000000000000000000000000000..cd5f7f46fb2d031766fd07cb575c4772f7d1fc55
--- /dev/null
+++ b/add-riscv64-support.patch
@@ -0,0 +1,49 @@
+Author: lvxiaoqian <xiaoqian@nj.iscas.ac.cn>
+Date:   Mon Aug 15 14:06:16 2022 +0800
+
+	add riscv support
+
+diff --git a/config/opal_config_asm.m4 b/config/opal_config_asm.m4
+index 5183c7e..d8640e0 100644
+--- a/config/opal_config_asm.m4
++++ b/config/opal_config_asm.m4
+@@ -1148,6 +1148,11 @@ AC_DEFUN([OPAL_CONFIG_ASM],[
+                 AC_MSG_WARN([$opal_cv_asm_arch: gcc atomics have been known to perform poorly on powerpc.])
+             fi
+ 
++            ;;
++        riscv64*)
++            opal_cv_asm_arch="RISCV64"
++            OPAL_ASM_SUPPORT_64BIT=1
++            OPAL_GCC_INLINE_ASSIGN='"li %0, 0" : "=&r"(ret)'
+             ;;
+         # There is no current difference between s390 and s390x
+         # But use two different defines in case some come later
+diff --git a/opal/include/opal/sys/architecture.h b/opal/include/opal/sys/architecture.h
+index ee9aa96..8a9fc53 100644
+--- a/opal/include/opal/sys/architecture.h
++++ b/opal/include/opal/sys/architecture.h
+@@ -44,6 +44,7 @@
+ #define OPAL_ARM64          0101
+ #define OPAL_S390           0110
+ #define OPAL_S390X          0111
++#define OPAL_RISCV64        0120
+ #define OPAL_BUILTIN_SYNC   0200
+ #define OPAL_BUILTIN_GCC    0202
+ #define OPAL_BUILTIN_NO     0203
+diff --git a/opal/include/opal/sys/cma.h b/opal/include/opal/sys/cma.h
+index 4211013..8040ccb 100644
+--- a/opal/include/opal/sys/cma.h
++++ b/opal/include/opal/sys/cma.h
+@@ -92,6 +92,11 @@
+ #define __NR_process_vm_readv	340
+ #define __NR_process_vm_writev	341
+ 
++#elif OPAL_ASSEMBLY_ARCH == OPAL_RISCV64
++/* RISCV64 uses the asm-generic syscall numbers */
++#define __NR_process_vm_readv 270
++#define __NR_process_vm_writev 271
++
+ #else
+ #error "Unsupported architecture for process_vm_readv and process_vm_writev syscalls"
+ #endif
diff --git a/openmpi.spec b/openmpi.spec
index 47effbf7162fcc05f0cd76f9950b22e03449b946..24f849cbdf97a0056579f743b7fe4d27578f6ae8 100644
--- a/openmpi.spec
+++ b/openmpi.spec
@@ -1,6 +1,6 @@
 Name:           openmpi
 Version:        4.1.4
-Release:        2
+Release:        3
 Summary:        Open Source High Performance Computing
 License:        BSD-3-Clause
 URL:            http://www.open-mpi.org/
@@ -8,6 +8,7 @@ Source0:        https://download.open-mpi.org/release/open-mpi/v4.1/openmpi-%{ve
 Source1:        openmpi.module.in
 Source2:        openmpi.pth.py3
 Source3:        macros.openmpi
+Patch1000:      add-riscv64-support.patch
 
 BuildRequires:      gcc-c++, gcc-gfortran
 BuildRequires:      valgrind-devel, hwloc-devel, java-devel, libfabric-devel, papi-devel
@@ -16,6 +17,7 @@ BuildRequires:      librdmacm-devel, rdma-core-devel, pmix-devel
 BuildRequires:      hwloc-gui chrpath
 BuildRequires:      perl-generators, perl(Getopt::Long)
 BuildRequires:      python3-devel libevent-devel
+BuildRequires:      automake libtool
 %ifarch x86_64
 BuildRequires:      infinipath-psm-devel, libpsm2-devel zlib-devel
 %endif
@@ -36,6 +38,8 @@ community in order to build the best MPI library available.
 
 %ifarch aarch64
 %global name_all openmpi-aarch64
+%elifarch riscv64
+%global name_all openmpi-riscv64
 %else
 %global name_all openmpi-x86_64
 %endif
@@ -68,6 +72,7 @@ This contains man files for the using of openmpi.
 
 %prep
 %autosetup -n openmpi-%{version} -p1
+./autogen.pl --force
 
 %build
 ./configure --prefix=%{_libdir}/%{name} \
@@ -208,6 +213,9 @@ make check
 %{_mandir}/%{name_all}/man*/*
 
 %changelog
+* Tue Jan 03 2023 misaka00251 <liuxin@iscas.ac.cn> - 4.1.4-3
+- Add riscv64 support, patch from lvxiaoqian@iscas
+
 * Fri Jul 29 2022 wangkai <wangkai385@h-partners.com> - 4.1.4-2
 - Reslove conflict with pmix-devel and update license