Upstream already root caused the issue, so logs are not needed.
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
--
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1398596
Title:
[Revert] arm64: optimized copy_to_user and copy_from_user assembly
code
Status in linux package in Ubuntu:
Confirmed
Status in linux source package in Trusty:
New
Status in linux source package in Utopic:
New
Bug description:
[Impact]
Fixes an issue where the kernel hits unhandled pagefaults when copy_to_user
is called.
http://www.spinics.net/lists/arm-kernel/msg381811.html
[Test Case]
Put the system under memory pressure.
[Regression Potential]
It will cause a performance regression on certain workloads on arm64 systems.
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1398596/+subscriptions
--
Mailing list: https://launchpad.net/~kernel-packages
Post to : kernel-packages@lists.launchpad.net
Unsubscribe : https://launchpad.net/~kernel-packages
More help : https://help.launchpad.net/ListHelp
