diff options
| author |   kettenis <kettenis@openbsd.org> | 2020-07-06 07:26:40 +0000 |
|---|---|---|
| committer | kettenis <kettenis@openbsd.org> | 2020-07-06 07:26:40 +0000 |
| commit | 2a28964cdc23f2802fa8c1d042b51ee6b1e77f1c (patch) | |
| tree | 9befe6727f55ed3e229d2a0b55fcb4749d9587da | |
| parent | add kstat(8), the userland side of kstat(4). (diff) | |
| download | wireguard-openbsd-2a28964cdc23f2802fa8c1d042b51ee6b1e77f1c.tar.xz wireguard-openbsd-2a28964cdc23f2802fa8c1d042b51ee6b1e77f1c.zip | |
Fix pmap_pted_ro() such that it actually takes away PROT_EXEC when asked to
do so.
| -rw-r--r-- | sys/arch/powerpc64/powerpc64/pmap.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/sys/arch/powerpc64/powerpc64/pmap.c b/sys/arch/powerpc64/powerpc64/pmap.c index b10c1f15cbc..18bd36d188f 100644 --- a/sys/arch/powerpc64/powerpc64/pmap.c +++ b/sys/arch/powerpc64/powerpc64/pmap.c @@ -1,4 +1,4 @@ -/* $OpenBSD: pmap.c,v 1.26 2020/07/02 21:51:05 kettenis Exp $ */ +/* $OpenBSD: pmap.c,v 1.27 2020/07/06 07:26:40 kettenis Exp $ */ /* * Copyright (c) 2015 Martin Pieuchot @@ -1144,8 +1144,7 @@ pmap_pted_ro(struct pte_desc *pted, vm_prot_t prot) } /* Add a Page Table Entry, section 5.10.1.1. */ - pte->pte_lo &= ~(PTE_CHG|PTE_PP); - pte->pte_lo |= PTE_RO; + pte->pte_lo = pted->pted_pte.pte_lo; eieio(); /* Order 1st PTE update before 2nd. */ pte->pte_hi |= PTE_VALID; ptesync(); /* Ensure updates completed. */ |