diff --git a/.gitignore b/.gitignore
index ac4b3f0..0e1c712 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,4 @@ noarch/
 /perftest-4.2-0.8.g0e24e67.tar.gz
 /perftest-4.4-0.11.gd240b65.tar.gz
 /perftest-4.4-0.23.g89e176a.tar.gz
+/perftest-4.4-0.29.g817ec38.tar.gz
diff --git a/0010-Fix-multiple-definition-of-duration_param.patch b/0010-Fix-multiple-definition-of-duration_param.patch
deleted file mode 100644
index 7edce80..0000000
--- a/0010-Fix-multiple-definition-of-duration_param.patch
+++ /dev/null
@@ -1,26 +0,0 @@
-From 144ff72482dba53dd290e0743c6a557c9eae99df Mon Sep 17 00:00:00 2001
-From: Honggang Li <honli@redhat.com>
-Date: Mon, 10 Feb 2020 02:18:42 -0500
-Subject: [PATCH 10/11] Fix multiple definition of duration_param
-
-Signed-off-by: Honggang Li <honli@redhat.com>
----
- src/raw_ethernet_resources.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/src/raw_ethernet_resources.c b/src/raw_ethernet_resources.c
-index 9e3a455..a5f8057 100755
---- a/src/raw_ethernet_resources.c
-+++ b/src/raw_ethernet_resources.c
-@@ -55,7 +55,7 @@
- #include <config.h>
- #endif
- 
--struct perftest_parameters* duration_param;
-+extern struct perftest_parameters* duration_param;
- 
- int check_flow_steering_support(char *dev_name)
- {
--- 
-2.25.0
-
diff --git a/0011-Replace-_BSD_SOURCE-with-_DEFAULT_SOURCE.patch b/0011-Replace-_BSD_SOURCE-with-_DEFAULT_SOURCE.patch
deleted file mode 100644
index 7984adf..0000000
--- a/0011-Replace-_BSD_SOURCE-with-_DEFAULT_SOURCE.patch
+++ /dev/null
@@ -1,26 +0,0 @@
-From 32a97e3718a94d57dd7ccc343f94d7ac5ef6d1c4 Mon Sep 17 00:00:00 2001
-From: Honggang Li <honli@redhat.com>
-Date: Mon, 10 Feb 2020 02:19:16 -0500
-Subject: [PATCH 11/11] Replace '_BSD_SOURCE' with '_DEFAULT_SOURCE'
-
-Signed-off-by: Honggang Li <honli@redhat.com>
----
- src/get_clock.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/src/get_clock.c b/src/get_clock.c
-index 91aaf72..acdc6f1 100755
---- a/src/get_clock.c
-+++ b/src/get_clock.c
-@@ -39,7 +39,7 @@
- /* #define GET_CPU_MHZ_FROM_PROC 1 */
- 
- /* For gettimeofday */
--#define _BSD_SOURCE
-+#define _DEFAULT_SOURCE
- #include <sys/time.h>
- 
- #include <unistd.h>
--- 
-2.25.0
-
diff --git a/perftest.spec b/perftest.spec
index 08a0288..36d561a 100644
--- a/perftest.spec
+++ b/perftest.spec
@@ -1,11 +1,9 @@
 Name:           perftest
 Summary:        IB Performance Tests
 Version:        4.4
-Release:        2%{?dist}
+Release:        3%{?dist}
 License:        GPLv2 or BSD
-Source:         https://github.com/linux-rdma/perftest/releases/download/v4.4-0.23-beta/perftest-4.4-0.23.g89e176a.tar.gz
-Patch0010:      0010-Fix-multiple-definition-of-duration_param.patch
-Patch0011:      0011-Replace-_BSD_SOURCE-with-_DEFAULT_SOURCE.patch
+Source:         https://github.com/linux-rdma/perftest/releases/download/4.4-0.29/perftest-4.4-0.29.g817ec38.tar.gz
 Url:            https://github.com/linux-rdma/perftest
 
 BuildRequires:  gcc
@@ -23,12 +21,11 @@ RDMA networks.
 
 %prep
 %setup -q
-%autosetup -v -p1
 find src -type f -iname '*.[ch]' -exec chmod a-x '{}' ';'
 
 %build
 %configure
-make %{?_smp_mflags} CFLAGS+="-fPIC -g -Wall -D_GNU_SOURCE -O3"
+make V=1 %{?_smp_mflags}
 
 %install
 for file in ib_{atomic,read,send,write}_{lat,bw} raw_ethernet_{lat,bw}; do
@@ -41,6 +38,9 @@ done
 %_bindir/*
 
 %changelog
+* Sun May 24 2020 Honggang Li <honli@redhat.com> - 4.4-3
+- Rebase to upstream release perftest-4.4-0.29
+
 * Sun Apr 12 2020 Honggang Li <honli@redhat.com> - 4.4-2
 - Rebase to upstream release perftest-4.4-0.23
 
diff --git a/sources b/sources
index f777cbe..b2a3e0a 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (perftest-4.4-0.23.g89e176a.tar.gz) = 39d84e6d76c0ff2f494aba40f527c9566def4f2855052906d18a3393d97f8030ca65dcbcd503198c3b4b93ee61b415b035fd2639f603bfdf0b48057694094d9f
+SHA512 (perftest-4.4-0.29.g817ec38.tar.gz) = 896e9f610a58080c7d6c8b2102ba0921880609253ff5449c173fa2ba2f4fbb6d7bbe4f11445f0c2d71e91494435ed9851fd10ac9a5e9229f37a4ba633cdf60cc