diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/vmscan.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c index c99bc41..3d006d9 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -919,6 +919,9 @@ static unsigned long isolate_lru_pages(unsigned long nr_to_scan, unsigned long *scanned, int order, int mode, int file) { unsigned long nr_taken = 0; + unsigned long nr_lumpy_taken = 0; + unsigned long nr_lumpy_dirty = 0; + unsigned long nr_lumpy_failed = 0; unsigned long scan; for (scan = 0; scan < nr_to_scan && !list_empty(src); scan++) { @@ -996,12 +999,25 @@ static unsigned long isolate_lru_pages(unsigned long nr_to_scan, list_move(&cursor_page->lru, dst); mem_cgroup_del_lru(cursor_page); nr_taken++; + nr_lumpy_taken++; + if (PageDirty(cursor_page)) + nr_lumpy_dirty++; scan++; + } else { + if (mode == ISOLATE_BOTH && + page_count(cursor_page)) + nr_lumpy_failed++; } } } *scanned = scan; + + trace_mm_vmscan_lru_isolate(order, + nr_to_scan, scan, + nr_taken, + nr_lumpy_taken, nr_lumpy_dirty, nr_lumpy_failed, + mode); return nr_taken; } |