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| author | alc <alc@FreeBSD.org> | 2002-08-10 23:53:59 +0000 |
|---|---|---|
| committer | alc <alc@FreeBSD.org> | 2002-08-10 23:53:59 +0000 |
| commit | f8185309a43bd48cf704e206f5da1e1e0d4588d7 (patch) | |
| tree | 465686d392f917db1b83856c6fc485f80321b6aa /sys/vm/vm_pageout.c | |
| parent | fe8b5e270e3f64045f1d22797e60b4f08ecefd2a (diff) | |
| download | FreeBSD-src-f8185309a43bd48cf704e206f5da1e1e0d4588d7.zip FreeBSD-src-f8185309a43bd48cf704e206f5da1e1e0d4588d7.tar.gz | |
o Lock page queue accesses by vm_page_activate().
Diffstat (limited to 'sys/vm/vm_pageout.c')
| -rw-r--r-- | sys/vm/vm_pageout.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/vm/vm_pageout.c b/sys/vm/vm_pageout.c index 08319b8..e38b86d 100644 --- a/sys/vm/vm_pageout.c +++ b/sys/vm/vm_pageout.c @@ -749,7 +749,9 @@ rescan0: */ } else if (((m->flags & PG_REFERENCED) == 0) && (actcount = pmap_ts_referenced(m))) { + vm_page_lock_queues(); vm_page_activate(m); + vm_page_unlock_queues(); m->act_count += (actcount + ACT_ADVANCE); continue; } @@ -763,7 +765,9 @@ rescan0: if ((m->flags & PG_REFERENCED) != 0) { vm_page_flag_clear(m, PG_REFERENCED); actcount = pmap_ts_referenced(m); + vm_page_lock_queues(); vm_page_activate(m); + vm_page_unlock_queues(); m->act_count += (actcount + ACT_ADVANCE + 1); continue; } |
