You have been subscribed to a public bug: SENDUIPI is a new ring-3 instruction that sending IPI notification between ring 3 software. It uses a data structure (table) owned and managed by ring 0 OS. Ring 3 software can choose which table entry to invoke.
Target Linux 5.18 ** Affects: linux (Ubuntu) Importance: Undecided Status: New -- KVM AIA User IPI https://bugs.launchpad.net/bugs/1954465 You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. -- 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