upstream/opnsense-src
1
0
Fork 0
mirror of https://github.com/opnsense/src.git synced 2026-06-09 00:32:25 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

amd64 pmap: flush whole TLB after LA57 trampoline is installed

Browse source 
(cherry picked from commit 787259bfe5)
This commit is contained in:
Konstantin Belousov 2021-11-06 08:11:57 +02:00
parent 0eec03f113
commit 1c34183035
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
sys/amd64/amd64/pmap.c
View file

@ -2246,7 +2246,7 @@ pmap_bootstrap_la57(void *arg __unused)
*(u_long *)(v_code + 2 + (la57_trampoline_gdt_desc - la57_trampoline)) =
la57_trampoline_gdt - la57_trampoline + VM_PAGE_TO_PHYS(m_code);
la57_tramp = (void (*)(uint64_t))VM_PAGE_TO_PHYS(m_code);
invlpg((vm_offset_t)la57_tramp);
pmap_invalidate_all(kernel_pmap);
if (bootverbose) {
printf("entering LA57 trampoline at %#lx\n",
(vm_offset_t)la57_tramp);