!54 [sync] PR-50: Fix compilation errors in loongarch architecture;

From: @openeuler-sync-bot 
Reviewed-by: @liqingqing_1229 
Signed-off-by: @liqingqing_1229

add-loongarch.patch

@@ -0,0 +1,157 @@
+diff --git a/include/Makefile.am b/include/Makefile.am
+index 3f92cc3..5c042fd 100644
+--- a/include/Makefile.am
++++ b/include/Makefile.am
+@@ -16,6 +16,7 @@ nobase_include_HEADERS = \
+ 	urcu/arch/sparc64.h \
+ 	urcu/arch/tile.h \
+ 	urcu/arch/x86.h \
++	urcu/arch/loongarch.h \
+ 	urcu/assert.h \
+ 	urcu/call-rcu.h \
+ 	urcu/cds.h \
+@@ -76,6 +77,7 @@ nobase_include_HEADERS = \
+ 	urcu/uatomic/sparc64.h \
+ 	urcu/uatomic/tile.h \
+ 	urcu/uatomic/x86.h \
++	urcu/uatomic/loongarch.h \
+ 	urcu/urcu-bp.h \
+ 	urcu/urcu-futex.h \
+ 	urcu/urcu.h \
+diff --git a/include/urcu/arch.h b/include/urcu/arch.h
+index 620743c..e42267a 100644
+--- a/include/urcu/arch.h
++++ b/include/urcu/arch.h
+@@ -157,6 +157,11 @@
+ #define URCU_ARCH_RISCV 1
+ #include <urcu/arch/riscv.h>
+ 
++#elif defined(__loongarch__) || (_loongarch64)
++
++#define URCU_ARCH_LOONGARCH 1
++#include <urcu/arch/loongarch.h>
++
+ #else
+ #error "Cannot build: unrecognized architecture, see <urcu/arch.h>."
+ #endif
+diff --git a/include/urcu/arch/loongarch.h b/include/urcu/arch/loongarch.h
+new file mode 100644
+index 0000000..865bbb5
+--- /dev/null
++++ b/include/urcu/arch/loongarch.h
+@@ -0,0 +1,50 @@
++#ifndef _URCU_ARCH_LOONGARCH_H
++#define _URCU_ARCH_LOONGARCH_H
++
++/*
++ * arch/loongarch.h: definitions for the LOONGARCH architecture
++ *
++ * Copyright (c) 2022 Loongson Technology Corporation Limited
++ *
++ * This library is free software; you can redistribute it and/or
++ * modify it under the terms of the GNU Lesser General Public
++ * License as published by the Free Software Foundation; either
++ * version 2.1 of the License, or (at your option) any later version.
++ *
++ * This library is distributed in the hope that it will be useful,
++ * but WITHOUT ANY WARRANTY; without even the implied warranty of
++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
++ * Lesser General Public License for more details.
++ *
++ * You should have received a copy of the GNU Lesser General Public
++ * License along with this library; if not, write to the Free Software
++ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
++ */
++
++#include <urcu/compiler.h>
++#include <urcu/config.h>
++#include <urcu/syscall-compat.h>
++
++#ifdef __cplusplus
++extern "C" {
++#endif
++
++#include <stdlib.h>
++#include <sys/time.h>
++
++/*
++ * On Linux, define the membarrier system call number if not yet available in
++ * the system headers. loongarch64 implements asm-generic/unistd.h system call
++ * numbers.
++ */
++#if (defined(__linux__) && !defined(__NR_membarrier))
++#define __NR_membarrier                283
++#endif
++
++#ifdef __cplusplus
++}
++#endif
++
++#include <urcu/arch/generic.h>
++
++#endif /* _URCU_ARCH_LOONGARCH_H */
+diff --git a/include/urcu/uatomic.h b/include/urcu/uatomic.h
+index 2fb5fd4..e1ff44d 100644
+--- a/include/urcu/uatomic.h
++++ b/include/urcu/uatomic.h
+@@ -51,6 +51,8 @@
+ #include <urcu/uatomic/m68k.h>
+ #elif defined(URCU_ARCH_RISCV)
+ #include <urcu/uatomic/riscv.h>
++#elif defined(URCU_ARCH_LOONGARCH)
++#include <urcu/uatomic/loongarch.h>
+ #else
+ #error "Cannot build: unrecognized architecture, see <urcu/arch.h>."
+ #endif
+diff --git a/include/urcu/uatomic/loongarch.h b/include/urcu/uatomic/loongarch.h
+new file mode 100644
+index 0000000..e0fb2a6
+--- /dev/null
++++ b/include/urcu/uatomic/loongarch.h
+@@ -0,0 +1,44 @@
++/*
++ * Atomic exchange operations for the LOONGARCH architecture. Let GCC do it.
++ *
++ * Copyright (c) 2022 Loongson Technology Corporation Limited
++ *
++ * Permission is hereby granted, free of charge, to any person obtaining a copy
++ * of this software and associated documentation files (the "Software"), to
++ * deal in the Software without restriction, including without limitation the
++ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
++ * sell copies of the Software, and to permit persons to whom the Software is
++ * furnished to do so, subject to the following conditions:
++ *
++ * The above copyright notice and this permission notice shall be included in
++ * all copies or substantial portions of the Software.
++ *
++ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
++ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
++ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
++ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
++ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
++ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
++ * IN THE SOFTWARE.
++ */
++
++#ifndef _URCU_ARCH_UATOMIC_LOONGARCH_H
++#define _URCU_ARCH_UATOMIC_LOONGARCH_H
++
++#include <urcu/compiler.h>
++#include <urcu/system.h>
++
++#ifdef __cplusplus
++extern "C" {
++#endif
++
++#define UATOMIC_HAS_ATOMIC_BYTE
++#define UATOMIC_HAS_ATOMIC_SHORT
++
++#ifdef __cplusplus
++}
++#endif
++
++#include <urcu/uatomic/generic.h>
++
++#endif /* _URCU_ARCH_UATOMIC_LOONGARCH_H */
+-- 
+2.27.0

userspace-rcu-0.14.0-fix-conditional-compilation-for-LoongArch-architectu.patch

@@ -0,0 +1,25 @@
+From b1cbded1b30a77137984f2b6d13a513eaf58ab8a Mon Sep 17 00:00:00 2001
+From: yueyuankun <yueyuankun@kylinos.cn>
+Date: Wed, 12 Feb 2025 15:49:08 +0800
+Subject: [PATCH] Fix conditional compilation for LoongArch architectures
+
+---
+ include/urcu/arch.h | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/include/urcu/arch.h b/include/urcu/arch.h
+index 71d7342..a96b8a6 100644
+--- a/include/urcu/arch.h
++++ b/include/urcu/arch.h
+@@ -173,7 +173,7 @@
+ #define URCU_ARCH_RISCV 1
+ #include <urcu/arch/riscv.h>
+ 
+-#elif defined(__loongarch__) || (_loongarch64)
++#elif (defined(__loongarch__) || defined(_loongarch64))
+ 
+ #define URCU_ARCH_LOONGARCH 1
+ #include <urcu/arch/loongarch.h>
+-- 
+2.33.0
+

userspace-rcu.spec

@@ -1,13 +1,14 @@
 Name:           userspace-rcu
-Version:        0.13.0
+Version:        0.14.0
-Release:        4
+Release:        3
 Summary:        Userspace read-copy-update library
 License:        LGPLv2+
 URL:            http://liburcu.org
 Source0:        http://lttng.org/files/urcu/%{name}-%{version}.tar.bz2
-Patch1 :        userspace-rcu-0.13.0-sw.patch
+Patch0001:      userspace-rcu-0.13.0-sw.patch
-
+Patch0002:      add-loongarch.patch
-BuildRequires:  pkgconfig perl-Test-Harness autoconf automake libtool
+Patch0003:      userspace-rcu-0.14.0-fix-conditional-compilation-for-LoongArch-architectu.patch
+BuildRequires:  pkgconfig gcc gcc-c++ autoconf automake make libtool
 
 %description
 liburcu is a LGPLv2.1 userspace RCU (read-copy-update) library. This data
@@ -66,6 +67,105 @@ make check
 
 
 %changelog
+* Wed Feb 12 2025 yueyuankun <yueyuankun@kylinos.cn> - 0.14.0-3
+- Type: compile
+- ID: NA
+- SUG: NA
+- DESC: Fix compilation errors in loongarch architecture
+        Replace setup with autosetup
+
+* Thu Dec 19 2024 wangxiao <wangxiao184@h-partners.com> - 0.14.0-2
+- include all patches in the source package
+
+* Wed Jan 24 2024 liuchao <liuchao173@huawei.com> - 0.14.0-1
+- upgrade to 0.14.0:
+  - Fix: urcu-bp: only teardown call-rcu worker in destructor
+  - Fix: rculfhash: urcu_die() takes positive error value
+  - Fix: call_rcu: teardown default call_rcu worker on application exit
+  - Fix: join worker thread in call_rcu_data_free
+  - Docs: clarify grace period polling API
+  - Document grace period polling in rcu-api.md
+  - Implement poll rcu stress test in rcutorture
+  - urcu-memb,mb,signal: Implement grace period polling
+  - Fix: auto-resize hash table destroy deadlock
+  - Fix building on MSYS2
+  - rculfhash: Include rculfhash-internal.h from local directory
+  - Remove "Darwin" from "should also work on list"
+  - Merge branch 'adah1972-improve-md'
+  - Add semicolons at the end of function prototypes
+  - Wrap a file name in backticks
+  - Wrap command-line options in backticks
+  - Fix a wrong format
+  - Wrap URLs in angle brackets
+  - Fix Markdown issues
+  - Fix: Always check pthread_create for failures
+  - Disable signals in URCU background threads
+  - Fix: futex.h: include headers outside extern C
+  - Fix: add missing unused attribute to _rcu_dereference
+  - Fix: change method used by _rcu_dereference to strip type constness
+  - Fix: remove type constness in URCU_FORCE_CAST's C++ version
+  - Move extern "C" down in include/urcu/urcu-bp.h
+  - fix: ifdef linux specific cpu count compat
+  - Add unit tests for possible_cpus_array_len
+  - fix: sysconf(_SC_NPROCESSORS_CONF) can be less than max cpu id
+  - Fix: revise obsolete command in README.md
+  - Fix: workqueue: remove unused variable "ret"
+  - Fix: urcu-qsbr: futex wait: handle spurious futex wakeups
+  - Fix: urcu: futex wait: handle spurious futex wakeups
+  - Fix: urcu-wait: futex wait: handle spurious futex wakeups
+  - Fix: defer_rcu: futex wait: handle spurious futex wakeups
+  - Fix: call_rcu: futex wait: handle spurious futex wakeups
+  - Fix: workqueue: futex wait: handle spurious futex wakeups
+  - Fix: Use %lu rather than %ld to print count
+  - Update ABI definition files
+  - Bump version current and age
+  - alpha: allocate membarrier system call number
+  - Bump version to 0.14.0-pre
+  - Improved test framework
+  - rculfhash: introduce cds_lfht_node_init_deleted
+  - Fix: changelog: v0.13.0 was released in 2021
+  - cleanup: i386 arch detection
+  - fix: properly detect 'cmpxchg' on x86-32
+  - fix: use urcu-tls compat with c++ compiler
+  - Fix typo
+  - fix: remove autoconf features default value in help message
+  - fix: add missing pkgconfig file for memb flavour lib
+  - Cleanup: Tests: Remove useless pre-C99 compatibility code from tap.h
+  - Document C99 and C++11 requirement in README.md
+  - Always use '__thread' for Thread local storage except on MSVC
+  - Fix: powerpc32: transparent unions alter calling convention
+  - fix: don't use C++ thread_local on MacOs
+  - wfcqueue API: implement overloaded wrappers with templates
+  - wfcqueue: combine C++ API cds_wfcq_head_cast with overloading
+  - wfstack C++ API: implement overloaded wrappers with templates
+  - lfstack C++ API: implement overloaded wrappers with templates
+  - wfstack: combine C++ API cds_wfs_stack_cast with overloading
+  - lfstack: combine C++ API cds_lfs_stack_cast with overloading
+  - fix: test_build tap plan
+  - Test C++ build of list head init
+  - Fix order of initializers in CDS_LIST_HEAD_INIT
+  - unit tests: test wfcqueue, wfstack, lfstack empty check functions in C++
+  - wfcqueue: implement C++ API based on function overloading
+  - wfstack: implement C++ API based on function overloading
+  - lfstack: implement C++ API based on function overloading
+  - Fix tap.h: remove extra semicolon in pass/fail macros
+  - Add C++ build tests
+  - Build and run regression and unit tests as C++ programs
+  - Add --enable-Werror configure switch
+  - Add `urcu_posix_assert()` as `assert()` replacement
+  - Rename `urcu_assert()` to `urcu_assert_debug()`
+  - cleanup: spelling fixes in comments
+  - Make temporary variable in _rcu_dereference non-const
+  - (tls-ie2) Fix: x86 and s390: uatomic __hp() macro C++ support
+  - Fix: x86 and s390: uatomic __hp() macro clang support
+  - Fix: x86 and s390 uatomic: __hp() macro warning with gcc 11
+
+* Thu Feb 9 2023 laihangliang<laihangliang1@huawei.com> - 0.13.2-1
+- upgrade to 0.13.2
+
+* Mon Nov 14 2022 huajingyun<huajingyun@loongson.cn> - 0.13.0-5
+- Add support loongarch
+
 * Thu Aug 11 2022 wuzx<wuzx1226@qq.com> - 0.13.0-4
 - add sw64 patch