diff options
| -rw-r--r-- | drivers/gpu/drm/ttm/ttm_pool.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_pool.c b/drivers/gpu/drm/ttm/ttm_pool.c index cb44745106bc..90b1bb903b93 100644 --- a/drivers/gpu/drm/ttm/ttm_pool.c +++ b/drivers/gpu/drm/ttm/ttm_pool.c @@ -1265,10 +1265,16 @@ int ttm_pool_debugfs(struct ttm_pool *pool, struct seq_file *m) } EXPORT_SYMBOL(ttm_pool_debugfs); +/* Free average pool number of pages. */ +#define TTM_SHRINKER_BATCH ((1 << (MAX_PAGE_ORDER / 2)) * NR_PAGE_ORDERS) + /* Test the shrinker functions and dump the result */ static int ttm_pool_debugfs_shrink_show(struct seq_file *m, void *data) { - struct shrink_control sc = { .gfp_mask = GFP_NOFS }; + struct shrink_control sc = { + .gfp_mask = GFP_NOFS, + .nr_to_scan = TTM_SHRINKER_BATCH, + }; fs_reclaim_acquire(GFP_KERNEL); seq_printf(m, "%lu/%lu\n", ttm_pool_shrinker_count(mm_shrinker, &sc), @@ -1326,6 +1332,7 @@ int ttm_pool_mgr_init(unsigned long num_pages) mm_shrinker->count_objects = ttm_pool_shrinker_count; mm_shrinker->scan_objects = ttm_pool_shrinker_scan; + mm_shrinker->batch = TTM_SHRINKER_BATCH; mm_shrinker->seeks = 1; shrinker_register(mm_shrinker); |