git: 6a0a7c6a052e - stable/14 - amd64 pmap: do not set PG_G for usermode pmap pml5 kernel entry
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Date: Mon, 23 Sep 2024 13:03:51 UTC
The branch stable/14 has been updated by kib:
URL: https://cgit.FreeBSD.org/src/commit/?id=6a0a7c6a052e662bad2ae40dc166c0ad6c58d019
commit 6a0a7c6a052e662bad2ae40dc166c0ad6c58d019
Author: Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2024-09-16 17:57:23 +0000
Commit: Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2024-09-23 13:03:07 +0000
amd64 pmap: do not set PG_G for usermode pmap pml5 kernel entry
(cherry picked from commit 4f82af24f1113a7df224daded227d4e9de582c0b)
---
sys/amd64/amd64/pmap.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c
index 72929f98a0cb..567382f9924f 100644
--- a/sys/amd64/amd64/pmap.c
+++ b/sys/amd64/amd64/pmap.c
@@ -4371,7 +4371,7 @@ 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 | pg_g |
+ X86_PG_RW | X86_PG_A | X86_PG_M |
pmap_cache_bits(kernel_pmap, VM_MEMATTR_DEFAULT, FALSE);
/*
@@ -4408,7 +4408,7 @@ 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 | pg_g |
+ X86_PG_V | X86_PG_RW | X86_PG_A | X86_PG_M |
pmap_cache_bits(kernel_pmap, VM_MEMATTR_DEFAULT, FALSE);
}