Bug#941122: e1000e is slooow for I219-LM
found 941122 4.19.67-2
thanks
We have also seen this with the 4.19 kernel in buster.
Links to Ubuntu bug reports and commits (but I have not verified that
these patches fix the issue):
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1836152
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1836177
commit 17fbc0334e61b81ae25213c220f80c666af3cfb0
Author: Kai-Heng Feng <kai.heng.feng@canonical.com>
Date: Thu Jul 11 15:16:46 2019 +0800
UBUNTU: SAUCE: e1000e: disable force K1-off feature
BugLink: https://bugs.launchpad.net/bugs/1836152
Forwardport from
http://mails.dpdk.org/archives/dev/2016-November/050658.html
MAC-PHY desync may occur causing misdetection of link up event.
Disabling K1-off feature can work around the problem.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=204057
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
(cherry picked from commit 3a818fd5094bd988b371228b12ed33531d727d15
git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue.git
dev-queue)
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Signed-off-by: Seth Forshee <seth.forshee@canonical.com>
commit 403461fdd2e01e12bfb4a33e58c153e8ae355801
Author: Kai-Heng Feng <kai.heng.feng@canonical.com>
Date: Thu Jul 11 15:16:45 2019 +0800
UBUNTU: SAUCE: e1000e: add workaround for possible stalled packet
BugLink: https://bugs.launchpad.net/bugs/1836152
Forwardport from
http://mails.dpdk.org/archives/dev/2016-November/050657.html
This works around a possible stalled packet issue, which may occur
due to
clock recovery from the PCH being too slow, when the LAN is
transitioning
from K1 at 1G link speed.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=204057
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
(cherry picked from commit 82f7de996433eee486f1acb37ad9047b431ec13d
git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue.git
dev-queue)
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Signed-off-by: Seth Forshee <seth.forshee@canonical.com>
commit 59653e6497d16f7ac1d9db088f3959f57ee8c3db
Author: Detlev Casanova <detlev.casanova@gmail.com>
Date: Sat Jun 22 23:14:37 2019 -0400
e1000e: Make watchdog use delayed work
Use delayed work instead of timers to run the watchdog of the e1000e
driver.
Simplify the code with one less middle function.
Signed-off-by: Detlev Casanova <detlev.casanova@gmail.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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