diff options
Diffstat (limited to 'mm/vmscan.c')
| -rw-r--r-- | mm/vmscan.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c index eceac9f9032f..9a29901ad3b3 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -191,7 +191,7 @@ unsigned long shrink_slab(unsigned long scanned, gfp_t gfp_mask, shrinker->nr += delta; if (shrinker->nr < 0) { printk(KERN_ERR "%s: nr=%ld\n", - __FUNCTION__, shrinker->nr); + __func__, shrinker->nr); shrinker->nr = max_pass; } @@ -339,7 +339,7 @@ static pageout_t pageout(struct page *page, struct address_space *mapping, if (PagePrivate(page)) { if (try_to_free_buffers(page)) { ClearPageDirty(page); - printk("%s: orphaned page\n", __FUNCTION__); + printk("%s: orphaned page\n", __func__); return PAGE_CLEAN; } } @@ -1299,6 +1299,9 @@ static unsigned long shrink_zones(int priority, struct zonelist *zonelist, * hope that some of these pages can be written. But if the allocating task * holds filesystem locks which prevent writeout this might not work, and the * allocation attempt will fail. + * + * returns: 0, if no pages reclaimed + * else, the number of pages reclaimed */ static unsigned long do_try_to_free_pages(struct zonelist *zonelist, struct scan_control *sc) @@ -1347,7 +1350,7 @@ static unsigned long do_try_to_free_pages(struct zonelist *zonelist, } total_scanned += sc->nr_scanned; if (nr_reclaimed >= sc->swap_cluster_max) { - ret = 1; + ret = nr_reclaimed; goto out; } @@ -1370,7 +1373,7 @@ static unsigned long do_try_to_free_pages(struct zonelist *zonelist, } /* top priority shrink_caches still had more to do? don't OOM, then */ if (!sc->all_unreclaimable && scan_global_lru(sc)) - ret = 1; + ret = nr_reclaimed; out: /* * Now that we've scanned all the zones at this priority level, note |