Author: cperciva
Date: Sat Jul 16 08:04:00 2016
New Revision: 302929
URL: https://svnweb.freebsd.org/changeset/base/302929
Log:
Now that potentially buggy versions of Xen are automatically detected
(see r302635), there is no need to force msix interrupt migration off
via loader.conf.
Reverts: r302184
MFC after: 3 days
Modified:
head/release/tools/ec2.conf
Modified: head/release/tools/ec2.conf
==============================================================================
--- head/release/tools/ec2.conf Sat Jul 16 07:48:01 2016 (r302928)
+++ head/release/tools/ec2.conf Sat Jul 16 08:04:00 2016 (r302929)
@@ -72,12 +72,6 @@ vm_extra_pre_umount() {
# nodes, but apply the workaround just in case.
echo 'hw.broken_txfifo="1"' >> ${DESTDIR}/boot/loader.conf
- # Some EC2 instances run on a version of Xen which has a bug relating
- # to the migration of MSI-X interrupts; this is visible as SR-IOV
- # networking (aka. "EC2 Enhanced Networking") not being able to pass
- # packets. Disable MSI-X interrupt migration to work around this bug.
- echo 'machdep.disable_msix_migration="1"' >> ${DESTDIR}/boot/loader.conf
-
# The first time the AMI boots, the installed "first boot" scripts
# should be allowed to run:
# * ec2_configinit (download and process EC2 user-data)
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