Date: Tue, 30 Mar 2021 19:13:15 GMT From: Leandro Lupori <luporl@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 75e67b4920f2 - main - powerpc64: support superpages on pmap_mincore Message-ID: <202103301913.12UJDFYZ031692@gitrepo.freebsd.org>
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The branch main has been updated by luporl: URL: https://cgit.FreeBSD.org/src/commit/?id=75e67b4920f2d70b98bd1383966d17d541b7c46c commit 75e67b4920f2d70b98bd1383966d17d541b7c46c Author: Leandro Lupori <luporl@FreeBSD.org> AuthorDate: 2021-03-30 18:54:01 +0000 Commit: Leandro Lupori <luporl@FreeBSD.org> CommitDate: 2021-03-30 18:54:01 +0000 powerpc64: support superpages on pmap_mincore Now that superpages for HPT MMU has landed, finish implementation of pmap_mincore by adding support for superpages. Submitted by: Fernando Eckhardt Valle <fernando.valle@eldorado.org.br> Reviewed by: bdragon, luporl MFC after: 1 week Sponsored by: Eldorado Research Institute (eldorado.org.br) Differential Revision: https://reviews.freebsd.org/D29230 --- sys/powerpc/aim/mmu_oea64.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/sys/powerpc/aim/mmu_oea64.c b/sys/powerpc/aim/mmu_oea64.c index 1aa05501bd1b..0e9b15661758 100644 --- a/sys/powerpc/aim/mmu_oea64.c +++ b/sys/powerpc/aim/mmu_oea64.c @@ -1400,13 +1400,15 @@ moea64_mincore(pmap_t pmap, vm_offset_t addr, vm_paddr_t *pap) PMAP_LOCK(pmap); - /* XXX Add support for superpages */ pvo = moea64_pvo_find_va(pmap, addr); if (pvo != NULL) { pa = PVO_PADDR(pvo); m = PHYS_TO_VM_PAGE(pa); managed = (pvo->pvo_vaddr & PVO_MANAGED) == PVO_MANAGED; - val = MINCORE_INCORE; + if (PVO_IS_SP(pvo)) + val = MINCORE_INCORE | MINCORE_PSIND(1); + else + val = MINCORE_INCORE; } else { PMAP_UNLOCK(pmap); return (0);
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