Skip to content
Commit f154f290 authored by Joerg Roedel's avatar Joerg Roedel Committed by Borislav Petkov
Browse files

x86/mm/64: Flush global TLB on boot and AP bringup



The AP bringup code uses the trampoline_pgd page-table which
establishes global mappings in the user range of the address space.
Flush the global TLB entries after the indentity mappings are removed so
no stale entries remain in the TLB.

Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
Signed-off-by: default avatarBorislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20211202153226.22946-3-joro@8bytes.org
parent 9de49990
Loading
Loading
Loading
Loading
0% Loading or .
You are about to add 0 people to the discussion. Proceed with caution.
Please register or to comment