git: 787259bfe564 - main - amd64 pmap: flush whole TLB after LA57 trampoline is installed
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Date: Mon, 16 Sep 2024 08:15:03 UTC
The branch main has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=787259bfe56478b9aa0699f2516d00722b9cc309 commit 787259bfe56478b9aa0699f2516d00722b9cc309 Author: Konstantin Belousov <kib@FreeBSD.org> AuthorDate: 2021-11-06 06:11:57 +0000 Commit: Konstantin Belousov <kib@FreeBSD.org> CommitDate: 2024-09-16 08:08:53 +0000 amd64 pmap: flush whole TLB after LA57 trampoline is installed Sponsored by: Advanced Micro Devices (AMD) Sponsored by: The FreeBSD Foundation MFC after: 1 week --- 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 568301344e86..b513c0c9c957 100644 --- a/sys/amd64/amd64/pmap.c +++ b/sys/amd64/amd64/pmap.c @@ -2245,7 +2245,7 @@ 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);