From c5d1a1c3721173c5aef0d139872f52e60575e1a1 Mon Sep 17 00:00:00 2001
From: WANG Xuerui <git@xen0n.name>
Date: Tue, 25 Oct 2022 12:14:07 +0800
Subject: [PATCH 067/147] forkfd/linux: add support for LoongArch

This architecture is not CLONE_BACKWARDS in any way.

Matching OpenDCDiag PR: https://github.com/opendcdiag/opendcdiag/pull/169

Pick-to: 6.4 6.2 5.15
Change-Id: Ibceccfd20d270b30302a936885d12e4c55cdd833
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
(cherry picked from commit 0ab51dcc3c0cca0d84822f3871d98ffa46b6b2e4)
---
 src/3rdparty/forkfd/forkfd_linux.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/3rdparty/forkfd/forkfd_linux.c b/src/3rdparty/forkfd/forkfd_linux.c
index ffe0e9a5e2..b1f5408d11 100644
--- a/src/3rdparty/forkfd/forkfd_linux.c
+++ b/src/3rdparty/forkfd/forkfd_linux.c
@@ -82,7 +82,8 @@ static int sys_clone(unsigned long cloneflags, int *ptid)
     return syscall(__NR_clone, cloneflags, child_stack, stack_size, ptid, newtls, ctid);
 #elif defined(__arc__) || defined(__arm__) || defined(__aarch64__) || defined(__mips__) || \
     defined(__nds32__) || defined(__hppa__) || defined(__powerpc__) || defined(__i386__) || \
-    defined(__x86_64__) || defined(__xtensa__) || defined(__alpha__) || defined(__riscv)
+    defined(__x86_64__) || defined(__xtensa__) || defined(__alpha__) || defined(__riscv) || \
+    defined(__loongarch__)
     /* ctid and newtls are inverted on CONFIG_CLONE_BACKWARDS architectures,
      * but since both values are 0, there's no harm. */
     return syscall(__NR_clone, cloneflags, child_stack, ptid, ctid, newtls);
-- 
2.40.1