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author | Shiwu Zhang <shiwu.zhang@amd.com> | 2021-04-22 11:37:49 +0300 |
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committer | Christian König <christian.koenig@amd.com> | 2021-04-23 15:20:38 +0300 |
commit | 2a269ba888d3dcf950ef7ceb8421f7ff6aeaa9c0 (patch) | |
tree | 07895dfc6f6667cb81b30b1c13b0ffd4f416a4f8 /drivers/gpu/drm/ttm/ttm_tt.c | |
parent | a4394b6d0a273941a75ebe86a86d6416d536ed0f (diff) | |
download | linux-2a269ba888d3dcf950ef7ceb8421f7ff6aeaa9c0.tar.xz |
drm/ttm: fix error handling if no BO can be swapped out v4
In case that all pre-allocated BOs are busy, just continue to populate
BOs since likely half of system memory in total is still free.
v4 (chk): fix code moved to VMWGFX as well
Signed-off-by: Shiwu Zhang <shiwu.zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210422115757.3946-1-christian.koenig@amd.com
Diffstat (limited to 'drivers/gpu/drm/ttm/ttm_tt.c')
-rw-r--r-- | drivers/gpu/drm/ttm/ttm_tt.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c index eecc930e97ab..a1a25410ec74 100644 --- a/drivers/gpu/drm/ttm/ttm_tt.c +++ b/drivers/gpu/drm/ttm/ttm_tt.c @@ -329,6 +329,8 @@ int ttm_tt_populate(struct ttm_device *bdev, ttm_dma32_pages_limit) { ret = ttm_global_swapout(ctx, GFP_KERNEL); + if (ret == 0) + break; if (ret < 0) goto error; } |