[OE-core] [PATCH] runqemu-gen-tapdevs: Add note about NetworkManager & tap devices
Saul Wold
sgw at linux.intel.com
Tue Apr 5 00:11:56 UTC 2016
NetworkManager can clobber tap devices if left alone, this gives a
note about how to set tap* as unmanaged
[YOCTO #8587]
Signed-off-by: Saul Wold <sgw at linux.intel.com>
---
scripts/runqemu-gen-tapdevs | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/scripts/runqemu-gen-tapdevs b/scripts/runqemu-gen-tapdevs
index d3b27be..624deac 100755
--- a/scripts/runqemu-gen-tapdevs
+++ b/scripts/runqemu-gen-tapdevs
@@ -85,6 +85,15 @@ for ((index=0; index < $COUNT; index++)); do
fi
done
+if [ $COUNT -gt 0 ]; then
+ echo "Note: For systems running NetworkManager, it's recommended"
+ echo "Note: that the tap devices be set as unmanaged in the"
+ echo "Note: NetworkManager.conf file. Add the following lines to"
+ echo "Note: /etc/NetworkManager/NetworkManager.conf"
+ echo "[keyfile]"
+ echo "unmanaged-devices=interface-name:tap*"
+fi
+
# The runqemu script will check for this file, and if it exists,
# will use the existing bank of tap devices without creating
# additional ones via sudo.
--
2.5.0
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