diff options
Diffstat (limited to 'sys/ia64')
| -rw-r--r-- | sys/ia64/ia64/pmap.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/sys/ia64/ia64/pmap.c b/sys/ia64/ia64/pmap.c index 373d019e184c..56e8a42631c9 100644 --- a/sys/ia64/ia64/pmap.c +++ b/sys/ia64/ia64/pmap.c @@ -1837,23 +1837,23 @@ pmap_page_exists_quick(pmap_t pmap, vm_page_t m) { pv_entry_t pv; int loops = 0; + boolean_t rv; - if (m->flags & PG_FICTITIOUS) - return FALSE; - - /* - * Not found, check current mappings returning immediately if found. - */ - mtx_assert(&vm_page_queue_mtx, MA_OWNED); + KASSERT((m->flags & (PG_FICTITIOUS | PG_UNMANAGED)) == 0, + ("pmap_page_exists_quick: page %p is not managed", m)); + rv = FALSE; + vm_page_lock_queues(); TAILQ_FOREACH(pv, &m->md.pv_list, pv_list) { if (pv->pv_pmap == pmap) { - return TRUE; + rv = TRUE; + break; } loops++; if (loops >= 16) break; } - return (FALSE); + vm_page_unlock_queues(); + return (rv); } /* @@ -1949,9 +1949,9 @@ pmap_ts_referenced(vm_page_t m) pv_entry_t pv; int count = 0; - if (m->flags & PG_FICTITIOUS) - return 0; - + KASSERT((m->flags & (PG_FICTITIOUS | PG_UNMANAGED)) == 0, + ("pmap_ts_referenced: page %p is not managed", m)); + vm_page_lock_queues(); TAILQ_FOREACH(pv, &m->md.pv_list, pv_list) { PMAP_LOCK(pv->pv_pmap); oldpmap = pmap_switch(pv->pv_pmap); @@ -1965,8 +1965,8 @@ pmap_ts_referenced(vm_page_t m) pmap_switch(oldpmap); PMAP_UNLOCK(pv->pv_pmap); } - - return count; + vm_page_unlock_queues(); + return (count); } /* |