Date: Sat, 15 Jan 2022 00:51:48 GMT From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: 7e61cd7995ba - stable/13 - amd64 pmap: preset A and M bits for pmap_qenter() and pmap_kenter() mappings Message-ID: <202201150051.20F0pm58031375@gitrepo.freebsd.org>
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The branch stable/13 has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=7e61cd7995ba1b71a8c267d363ceab5b2074c28c commit 7e61cd7995ba1b71a8c267d363ceab5b2074c28c Author: Konstantin Belousov <kib@FreeBSD.org> AuthorDate: 2022-01-05 01:25:41 +0000 Commit: Konstantin Belousov <kib@FreeBSD.org> CommitDate: 2022-01-14 18:11:02 +0000 amd64 pmap: preset A and M bits for pmap_qenter() and pmap_kenter() mappings (cherry picked from commit 15964f1cb3935b612c833b863219fef0a3932edf) --- sys/amd64/amd64/pmap.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c index 9119775afb0d..c113d8f1e695 100644 --- a/sys/amd64/amd64/pmap.c +++ b/sys/amd64/amd64/pmap.c @@ -3854,7 +3854,8 @@ pmap_kenter(vm_offset_t va, vm_paddr_t pa) pt_entry_t *pte; pte = vtopte(va); - pte_store(pte, pa | X86_PG_RW | X86_PG_V | pg_g | pg_nx); + pte_store(pte, pa | pg_g | pg_nx | X86_PG_A | X86_PG_M | + X86_PG_RW | X86_PG_V); } static __inline void @@ -3865,7 +3866,8 @@ pmap_kenter_attr(vm_offset_t va, vm_paddr_t pa, int mode) pte = vtopte(va); cache_bits = pmap_cache_bits(kernel_pmap, mode, 0); - pte_store(pte, pa | X86_PG_RW | X86_PG_V | pg_g | pg_nx | cache_bits); + pte_store(pte, pa | pg_g | pg_nx | X86_PG_A | X86_PG_M | + X86_PG_RW | X86_PG_V | cache_bits); } /* @@ -3924,7 +3926,8 @@ pmap_qenter(vm_offset_t sva, vm_page_t *ma, int count) pa = VM_PAGE_TO_PHYS(m) | cache_bits; if ((*pte & (PG_FRAME | X86_PG_PTE_CACHE)) != pa) { oldpte |= *pte; - pte_store(pte, pa | pg_g | pg_nx | X86_PG_RW | X86_PG_V); + pte_store(pte, pa | pg_g | pg_nx | X86_PG_A | + X86_PG_M | X86_PG_RW | X86_PG_V); } pte++; }
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