git: e134cd9580ad - main - amd64: pml5 entries do not support PAT bits

The branch main has been updated by kib:

URL: https://cgit.FreeBSD.org/src/commit/?id=e134cd9580ad62e87c8e8678bdbc45936b11ee86

commit e134cd9580ad62e87c8e8678bdbc45936b11ee86
Author:     Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2024-09-16 18:34:47 +0000
Commit:     Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2024-09-16 23:02:14 +0000

    amd64: pml5 entries do not support PAT bits
    
    Sponsored by:   Advanced Micro Devices (AMD)
    Sponsored by:   The FreeBSD Foundation
    MFC after:      1 week
---
 sys/amd64/amd64/pmap.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c
index fd4697a266e3..4cb833757489 100644
--- a/sys/amd64/amd64/pmap.c
+++ b/sys/amd64/amd64/pmap.c
@@ -4375,15 +4375,13 @@ pmap_pinit_pml5(vm_page_t pml5pg)
 	 * entering all existing kernel mappings into level 5 table.
 	 */
 	pm_pml5[pmap_pml5e_index(UPT_MAX_ADDRESS)] = KPML4phys | X86_PG_V |
-	    X86_PG_RW | X86_PG_A | X86_PG_M |
-	    pmap_cache_bits(kernel_pmap, VM_MEMATTR_DEFAULT, false);
+	    X86_PG_RW | X86_PG_A | X86_PG_M;
 
 	/* 
 	 * Install self-referential address mapping entry.
 	 */
 	pm_pml5[PML5PML5I] = VM_PAGE_TO_PHYS(pml5pg) |
-	    X86_PG_RW | X86_PG_V | X86_PG_M | X86_PG_A |
-	    pmap_cache_bits(kernel_pmap, VM_MEMATTR_DEFAULT, false);
+	    X86_PG_RW | X86_PG_V | X86_PG_M | X86_PG_A;
 }
 
 static void
@@ -4412,8 +4410,7 @@ pmap_pinit_pml5_pti(vm_page_t pml5pgu)
 	 */
 	pm_pml5u[pmap_pml5e_index(UPT_MAX_ADDRESS)] =
 	    pmap_kextract((vm_offset_t)pti_pml4) |
-	    X86_PG_V | X86_PG_RW | X86_PG_A | X86_PG_M |
-	    pmap_cache_bits(kernel_pmap, VM_MEMATTR_DEFAULT, false);
+	    X86_PG_V | X86_PG_RW | X86_PG_A | X86_PG_M;
 }
 
 /* Allocate a page table page and do related bookkeeping */