diff options
| author | Artur Grabowski <art@cvs.openbsd.org> | 2001-11-09 02:47:34 +0000 |
|---|---|---|
| committer | Artur Grabowski <art@cvs.openbsd.org> | 2001-11-09 02:47:34 +0000 |
| commit | 0c95b4f4061db654d5894cf296d9d13db30d4167 (patch) | |
| tree | 31831ceb89d6481ed419df1a7beda4ca70a1eaa5 /sys | |
| parent | 6a4a8ca8c39f1d74f1a4c2b74a77ffbb61b9b746 (diff) | |
Actually allow pa == 0 in pmap_extract, and don't set *pap if we fail.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/arch/alpha/alpha/pmap.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/sys/arch/alpha/alpha/pmap.c b/sys/arch/alpha/alpha/pmap.c index d7fa9d0d98e..20063bfda21 100644 --- a/sys/arch/alpha/alpha/pmap.c +++ b/sys/arch/alpha/alpha/pmap.c @@ -1,4 +1,4 @@ -/* $OpenBSD: pmap.c,v 1.19 2001/11/09 02:44:46 art Exp $ */ +/* $OpenBSD: pmap.c,v 1.20 2001/11/09 02:47:33 art Exp $ */ /* $NetBSD: pmap.c,v 1.154 2000/12/07 22:18:55 thorpej Exp $ */ /*- @@ -2185,7 +2185,8 @@ boolean_t pmap_extract(pmap_t pmap, vaddr_t va, paddr_t *pap) { pt_entry_t *l1pte, *l2pte, *l3pte; - paddr_t pa = 0; + boolean_t rv = FALSE; + paddr_t pa; #ifdef DEBUG if (pmapdebug & PDB_FOLLOW) @@ -2206,18 +2207,19 @@ pmap_extract(pmap_t pmap, vaddr_t va, paddr_t *pap) goto out; pa = pmap_pte_pa(l3pte) | (va & PGOFSET); + *pap = pa; + rv = TRUE; out: PMAP_UNLOCK(pmap); #ifdef DEBUG if (pmapdebug & PDB_FOLLOW) { - if (pa) + if (rv) printf("0x%lx\n", pa); else printf("failed\n"); } #endif - *pap = pa; - return (pa != 0); + return (rv); } /* |