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| author | alc <alc@FreeBSD.org> | 2014-08-01 04:53:35 +0000 |
|---|---|---|
| committer | alc <alc@FreeBSD.org> | 2014-08-01 04:53:35 +0000 |
| commit | 0fddfcfca33730558212923fe091b556985ac271 (patch) | |
| tree | e4d2a355661ef9eeff8fef25decd6e7927782a3e | |
| parent | 668d529ff4dcf1b7989471fe1730f86e564127eb (diff) | |
| download | FreeBSD-src-0fddfcfca33730558212923fe091b556985ac271.zip FreeBSD-src-0fddfcfca33730558212923fe091b556985ac271.tar.gz | |
Retire PVO_EXECUTABLE. It's neither used nor set correctly.
| -rw-r--r-- | sys/powerpc/aim/mmu_oea.c | 7 | ||||
| -rw-r--r-- | sys/powerpc/include/pmap.h | 1 |
2 files changed, 0 insertions, 8 deletions
diff --git a/sys/powerpc/aim/mmu_oea.c b/sys/powerpc/aim/mmu_oea.c index b6ba066..6adcfa5 100644 --- a/sys/powerpc/aim/mmu_oea.c +++ b/sys/powerpc/aim/mmu_oea.c @@ -1184,9 +1184,6 @@ moea_enter_locked(pmap_t pmap, vm_offset_t va, vm_page_t m, vm_prot_t prot, } else pte_lo |= PTE_BR; - if (prot & VM_PROT_EXECUTE) - pvo_flags |= PVO_EXECUTABLE; - if (wired) pvo_flags |= PVO_WIRED; @@ -1742,8 +1739,6 @@ moea_protect(mmu_t mmu, pmap_t pm, vm_offset_t sva, vm_offset_t eva, for (pvo = RB_NFIND(pvo_tree, &pm->pmap_pvo, &key); pvo != NULL && PVO_VADDR(pvo) < eva; pvo = tpvo) { tpvo = RB_NEXT(pvo_tree, &pm->pmap_pvo, pvo); - if ((prot & VM_PROT_EXECUTE) == 0) - pvo->pvo_vaddr &= ~PVO_EXECUTABLE; /* * Grab the PTE pointer before we diddle with the cached PTE @@ -1999,8 +1994,6 @@ moea_pvo_enter(pmap_t pm, uma_zone_t zone, struct pvo_head *pvo_head, pvo->pvo_pmap = pm; LIST_INSERT_HEAD(&moea_pvo_table[ptegidx], pvo, pvo_olink); pvo->pvo_vaddr &= ~ADDR_POFF; - if (flags & VM_PROT_EXECUTE) - pvo->pvo_vaddr |= PVO_EXECUTABLE; if (flags & PVO_WIRED) pvo->pvo_vaddr |= PVO_WIRED; if (pvo_head != &moea_pvo_kunmanaged) diff --git a/sys/powerpc/include/pmap.h b/sys/powerpc/include/pmap.h index 2c9c786..663cd1a 100644 --- a/sys/powerpc/include/pmap.h +++ b/sys/powerpc/include/pmap.h @@ -112,7 +112,6 @@ RB_PROTOTYPE(pvo_tree, pvo_entry, pvo_plink, pvo_vaddr_compare); #define PVO_PTEGIDX_VALID 0x008UL /* slot is valid */ #define PVO_WIRED 0x010UL /* PVO entry is wired */ #define PVO_MANAGED 0x020UL /* PVO entry is managed */ -#define PVO_EXECUTABLE 0x040UL /* PVO entry is executable */ #define PVO_BOOTSTRAP 0x080UL /* PVO entry allocated during bootstrap */ #define PVO_LARGE 0x200UL /* large page */ |
