[PATCH src-openeuler] Add startup setting for hns3 interrupt coalesce parameters - Kernel

21 Jun 2024

Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com
---
 hns3_int_coal_params_setting.service | 11 +++++++++++
 hns3_int_coal_params_setting.sh      | 14 ++++++++++++++
 kernel.spec                          | 25 ++++++++++++++++++++++++-
 3 files changed, 49 insertions(+), 1 deletion(-)
 create mode 100644 hns3_int_coal_params_setting.service
 create mode 100644 hns3_int_coal_params_setting.sh

diff --git a/hns3_int_coal_params_setting.service b/hns3_int_coal_params_setting.service
new file mode 100644
index 0000000..06fe24b
--- /dev/null
+++ b/hns3_int_coal_params_setting.service
@@ -0,0 +1,11 @@
+[Unit]
+Description=Interrupt coalesce parameters setting for hns3 nic
+After=network.target
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStart=/usr/bin/hns3_int_coal_params_setting.sh
+
+[Install]
+WantedBy=multi-user.target
diff --git a/hns3_int_coal_params_setting.sh b/hns3_int_coal_params_setting.sh
new file mode 100644
index 0000000..de3ae4c
--- /dev/null
+++ b/hns3_int_coal_params_setting.sh
@@ -0,0 +1,14 @@
+#!/bin/bash
+
+# setting optimizing interrupt coalesce parameters for hns3 nic
+
+for hns3_devname_path in /sys/bus/pci/drivers/hns3/*/net/*
+do
+	if [ -d "$hns3_devname_path" ]
+	then
+		hns3_devname=${hns3_devname_path##*/}
+		echo "setting $hns3_devname interrupt coalesce parameters"
+		ethtool -C $hns3_devname adaptive-rx off adaptive-tx off
+		ethtool -C $hns3_devname rx-usecs 15 tx-usecs 15
+	fi
+done
diff --git a/kernel.spec b/kernel.spec
index e9a153c..0a7f37b 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -11,7 +11,7 @@
 %global upstream_sublevel   0
 %global devel_release       210
 %global maintenance_release .0.0
-%global pkg_release         .110
+%global pkg_release         .111
%define with_debuginfo 1
 # Do not recompute the build-id of vmlinux in find-debuginfo.sh
@@ -72,6 +72,9 @@ Source200: mkgrub-menu-aarch64.sh
 Source2000: cpupower.service
 Source2001: cpupower.config
+Source2002: hns3_int_coal_params_setting.service
+Source2003: hns3_int_coal_params_setting.sh
+
 %if 0%{?with_patch}
 Source9000: apply-patches
 Source9001: guards
@@ -738,6 +741,13 @@ install -m644 %{SOURCE2001} %{buildroot}%{_sysconfdir}/sysconfig/cpupower
     make DESTDIR=%{buildroot} install
     popd
 %endif
+
+# hns3 nic interrupt coalesce parameters setting
+%ifarch aarch64
+install -m644 %{SOURCE2002} %{buildroot}%{_unitdir}/hns3_int_coal_params_setting.service
+install -m755 %{SOURCE2003} %{buildroot}%{_bindir}/hns3_int_coal_params_setting.sh
+%endif
+
 # thermal
 pushd tools/thermal/tmon
 make INSTALL_ROOT=%{buildroot} install
@@ -827,6 +837,10 @@ fi
 %systemd_postun cpupower.service
 %endif
+%ifarch aarch64
+%systemd_post hns3_int_coal_params_setting.service
+%endif
+
 %files
 %defattr (-, root, root)
 %doc
@@ -901,6 +915,12 @@ fi
 %{_bindir}/turbostat
 %{_mandir}/man8/turbostat*
 %endif
+
+%ifarch aarch64
+%{_unitdir}/hns3_int_coal_params_setting.service
+%{_bindir}/hns3_int_coal_params_setting.sh
+%endif
+
 %{_bindir}/tmon
 %{_bindir}/iio_event_monitor
 %{_bindir}/iio_generic_buffer
@@ -952,6 +972,9 @@ fi
 %endif
%changelog
+* Fri Jun 21 2024 Zheng Zengkai zhengzengkai@huawei.com - 5.10.0-210.0.0.111
+- kernel.spec: Add startup setting for hns3 interrupt coalesce parameters
+
 * Fri Jun 21 2024 Jialin Zhang zhangjialin11@huawei.com - 5.10.0-210.0.0.110
 - !9268  net: sched: sch_multiq: fix possible OOB write in multiq_tune()
 - !9103  ksmbd: no response from compound read
-- 
2.33.0


    