diff --git a/.gitignore b/.gitignore
index bde0bb8..2ce7e97 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,4 @@ noarch/
 /perftest-3.0-0.18.gb464d59.tar.gz
 /perftest-4.2-0.5.gdd28746.tar.gz
 /perftest-4.2-0.8.g0e24e67.tar.gz
+/perftest-4.4-0.11.gd240b65.tar.gz
diff --git a/0010-Fix-multiple-definition-of-duration_param.patch b/0010-Fix-multiple-definition-of-duration_param.patch
new file mode 100644
index 0000000..7edce80
--- /dev/null
+++ b/0010-Fix-multiple-definition-of-duration_param.patch
@@ -0,0 +1,26 @@
+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
new file mode 100644
index 0000000..7984adf
--- /dev/null
+++ b/0011-Replace-_BSD_SOURCE-with-_DEFAULT_SOURCE.patch
@@ -0,0 +1,26 @@
+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 5e7eed5..b1254c0 100644
--- a/perftest.spec
+++ b/perftest.spec
@@ -1,9 +1,11 @@
 Name:           perftest
 Summary:        IB Performance Tests
-Version:        4.2
-Release:        6%{?dist}
+Version:        4.4
+Release:        1%{?dist}
 License:        GPLv2 or BSD
-Source:         https://github.com/linux-rdma/%{name}/releases/download/V4.2-0.8/perftest-4.2-0.8.g0e24e67.tar.gz
+Source:         https://github.com/linux-rdma/perftest/releases/download/v4.4-0.11/perftest-4.4-0.11.gd240b65.tar.gz
+Patch0010:      0010-Fix-multiple-definition-of-duration_param.patch
+Patch0011:      0011-Replace-_BSD_SOURCE-with-_DEFAULT_SOURCE.patch
 Url:            https://github.com/linux-rdma/perftest
 
 BuildRequires:  gcc
@@ -21,6 +23,7 @@ RDMA networks.
 
 %prep
 %setup -q
+%autosetup -v -p1
 find src -type f -iname '*.[ch]' -exec chmod a-x '{}' ';'
 
 %build
@@ -38,6 +41,9 @@ done
 %_bindir/*
 
 %changelog
+* Mon Feb 10 2020 Honggang Li <honli@redhat.com> - 4.4-1
+- Rebase to upstream release perftest-4.4-0.11
+
 * Wed Jan 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 4.2-6
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild
 
diff --git a/sources b/sources
index 7ce6c1a..77f852b 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (perftest-4.2-0.8.g0e24e67.tar.gz) = 4f1bc30ebad6d4c4424d892a67a3809b391911ee4e8b2ded1b38b3390e622128aa04f67871e33debed6c4c3811d67f7a2833833cb621a240b22ccccdf4f11c43
+SHA512 (perftest-4.4-0.11.gd240b65.tar.gz) = 66ece240745e819f3f52123dc9e97d5a0e52f17634cf12cc14e6aea89c2a674ad7b92702593a5ede76a5aa32be44a9e00954418f15bb3d07d1f8036a41693951