diff options
| author | Alan Cox <alc@FreeBSD.org> | 2003-09-07 20:02:38 +0000 |
|---|---|---|
| committer | Alan Cox <alc@FreeBSD.org> | 2003-09-07 20:02:38 +0000 |
| commit | 5d314346f53a7eaf027f749f11a5684e8671c827 (patch) | |
| tree | 62fe7437a9732405a459bdb6f35f46878c26b9fd /sys/alpha | |
| parent | c8956b36d644c1fda27385e89349b6b759ae904f (diff) | |
Notes
Diffstat (limited to 'sys/alpha')
| -rw-r--r-- | sys/alpha/alpha/pmap.c | 31 |
1 files changed, 19 insertions, 12 deletions
diff --git a/sys/alpha/alpha/pmap.c b/sys/alpha/alpha/pmap.c index 10a2df3fae4c..223d82408dab 100644 --- a/sys/alpha/alpha/pmap.c +++ b/sys/alpha/alpha/pmap.c @@ -2749,23 +2749,30 @@ pmap_mincore(pmap, addr) */ if ((*pte & PG_FOW) == 0) val |= MINCORE_MODIFIED|MINCORE_MODIFIED_OTHER; - /* - * Modified by someone - */ - else if (m->dirty || pmap_is_modified(m)) - val |= MINCORE_MODIFIED_OTHER; + else { + /* + * Modified by someone + */ + vm_page_lock_queues(); + if (m->dirty || pmap_is_modified(m)) + val |= MINCORE_MODIFIED_OTHER; + vm_page_unlock_queues(); + } /* * Referenced by us */ if ((*pte & (PG_FOR | PG_FOE)) == 0) val |= MINCORE_REFERENCED|MINCORE_REFERENCED_OTHER; - - /* - * Referenced by someone - */ - else if ((m->flags & PG_REFERENCED) || pmap_ts_referenced(m)) { - val |= MINCORE_REFERENCED_OTHER; - vm_page_flag_set(m, PG_REFERENCED); + else { + /* + * Referenced by someone + */ + vm_page_lock_queues(); + if ((m->flags & PG_REFERENCED) || pmap_ts_referenced(m)) { + val |= MINCORE_REFERENCED_OTHER; + vm_page_flag_set(m, PG_REFERENCED); + } + vm_page_unlock_queues(); } } return val; |