diff options
Diffstat (limited to 'drivers/gpu/drm/drm_gpusvm.c')
| -rw-r--r-- | drivers/gpu/drm/drm_gpusvm.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/gpu/drm/drm_gpusvm.c b/drivers/gpu/drm/drm_gpusvm.c index 9ef9e52c0547..4b928fda5b12 100644 --- a/drivers/gpu/drm/drm_gpusvm.c +++ b/drivers/gpu/drm/drm_gpusvm.c @@ -819,7 +819,7 @@ retry: if (!(pfns[i] & HMM_PFN_VALID)) { state = DRM_GPUSVM_SCAN_UNPOPULATED; - goto err_free; + break; } page = hmm_pfn_to_page(pfns[i]); @@ -856,9 +856,9 @@ retry: i += 1ul << drm_gpusvm_hmm_pfn_to_order(pfns[i], i, npages); } -err_free: drm_gpusvm_notifier_unlock(range->gpusvm); +err_free: kvfree(pfns); return state; } @@ -1488,14 +1488,17 @@ map_pages: order = drm_gpusvm_hmm_pfn_to_order(pfns[i], i, npages); if (is_device_private_page(page) || is_device_coherent_page(page)) { + struct drm_pagemap_zdd *__zdd = + drm_pagemap_page_zone_device_data(page); + if (!ctx->allow_mixed && - zdd != page->zone_device_data && i > 0) { + zdd != __zdd && i > 0) { err = -EOPNOTSUPP; goto err_unmap; } - zdd = page->zone_device_data; + zdd = __zdd; if (pagemap != page_pgmap(page)) { - if (i > 0) { + if (pagemap) { err = -EOPNOTSUPP; goto err_unmap; } @@ -1572,6 +1575,7 @@ set_seqno: return 0; err_unmap: + svm_pages->flags.has_dma_mapping = true; __drm_gpusvm_unmap_pages(gpusvm, svm_pages, num_dma_mapped); drm_gpusvm_notifier_unlock(gpusvm); err_free: |