[ovs-dev] [PATCH v15 2/7] ovs-kmod-ctl: Load kernel module psample
Chris Mi
cmi at nvidia.com
Wed Sep 15 12:43:14 UTC 2021
Load kernel module psample to receive sampled packets from TC.
Before removing kernel module psample, remove act_sample first.
Signed-off-by: Chris Mi <cmi at nvidia.com>
Reviewed-by: Eli Britstein <elibr at nvidia.com>
Acked-by: Eelco Chaudron <echaudro at redhat.com>
---
utilities/ovs-kmod-ctl.in | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/utilities/ovs-kmod-ctl.in b/utilities/ovs-kmod-ctl.in
index 19f100964..6fa945a83 100644
--- a/utilities/ovs-kmod-ctl.in
+++ b/utilities/ovs-kmod-ctl.in
@@ -28,6 +28,14 @@ for dir in "$sbindir" "$bindir" /sbin /bin /usr/sbin /usr/bin; do
done
insert_mods () {
+ # Try loading psample kernel module.
+ modinfo psample > /dev/null 2>&1
+ if test $? = 0; then
+ action "Inserting psample module" modprobe psample
+ else
+ log_warning_msg "No psample module, can't offload sFlow action"
+ fi
+
# Try loading openvswitch kernel module.
action "Inserting openvswitch module" modprobe openvswitch
}
@@ -95,6 +103,12 @@ remove_kmods() {
if test -e /sys/module/vxlan; then
action "Forcing removal of vxlan module" rmmod vxlan
fi
+ if test -e /sys/module/act_sample; then
+ action "Forcing removal of act_sample module" rmmod act_sample
+ fi
+ if test -e /sys/module/psample; then
+ action "Forcing removal of psample module" rmmod psample
+ fi
}
usage () {
--
2.27.0
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