diff options
| author | Leandro Lupori <luporl@FreeBSD.org> | 2021-03-30 18:54:01 +0000 |
|---|---|---|
| committer | Leandro Lupori <luporl@FreeBSD.org> | 2021-04-06 11:47:43 +0000 |
| commit | 32b50b8520d00b58ff88ab9ea46cf2423a3ad81b (patch) | |
| tree | 967f9e476317202d6a1668cce3561466d4a3bb07 | |
| parent | 1805ce694542f03a95a064aa3be5905ce9cffa3b (diff) | |
| download | src-32b50b8520d.tar.gz src-32b50b8520d.zip | |
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
(cherry picked from commit 75e67b4920f2d70b98bd1383966d17d541b7c46c)
| -rw-r--r-- | sys/powerpc/aim/mmu_oea64.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sys/powerpc/aim/mmu_oea64.c b/sys/powerpc/aim/mmu_oea64.c index 14fea6f29a52..f311b61188e7 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); |