git: 1c341830359f - stable/14 - amd64 pmap: flush whole TLB after LA57 trampoline is installed

[Konstantin Belousov]

The branch stable/14 has been updated by kib:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=1c341830359fa25f49bfaadd55328a43e86cb476

commit 1c341830359fa25f49bfaadd55328a43e86cb476
Author:     Konstantin Belousov <k...@freebsd.org>
AuthorDate: 2021-11-06 06:11:57 +0000
Commit:     Konstantin Belousov <k...@freebsd.org>
CommitDate: 2024-09-23 13:03:06 +0000

    amd64 pmap: flush whole TLB after LA57 trampoline is installed
    
    (cherry picked from commit 787259bfe56478b9aa0699f2516d00722b9cc309)
---
 sys/amd64/amd64/pmap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c
index bd8be74d3022..9058fa405771 100644
--- a/sys/amd64/amd64/pmap.c
+++ b/sys/amd64/amd64/pmap.c
@@ -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);