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| author | Monk Liu <Monk.Liu@amd.com> | 2017-12-01 13:21:34 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-12-12 23:39:20 +0300 |
| commit | a782fc8cc6bf6909daf3b65630079e2afec316ef (patch) | |
| tree | fcf39a08c6413a6785d8c085b6267c31fcf61121 /drivers/gpu | |
| parent | 90eeb3aa34831ff3d031589c0c24892eb8a07e51 (diff) | |
| download | linux-a782fc8cc6bf6909daf3b65630079e2afec316ef.tar.xz | |
drm/ttm: fix incorrect calculate on shrink_pages
shrink_pages is in unit of Order after ttm_page_pool_free,
but it is used by nr_free in next round so need change
it into native page unit
Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Roger He <Hongbo.He@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/ttm/ttm_page_alloc.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c index 44343a2bf55c..71945ccaf012 100644 --- a/drivers/gpu/drm/ttm/ttm_page_alloc.c +++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c @@ -455,6 +455,7 @@ ttm_pool_shrink_scan(struct shrinker *shrink, struct shrink_control *sc) freed += (nr_free_pool - shrink_pages) << pool->order; if (freed >= sc->nr_to_scan) break; + shrink_pages <<= pool->order; } mutex_unlock(&lock); return freed; |