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check if memory is aligned to 4K

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none 2021-03-01 12:57:45 +01:00
parent de82a50b4e
commit 177e6b0fd6
1 changed files with 2 additions and 0 deletions
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2
ddbridge/ddbridge-core.c
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@ -305,6 +305,8 @@ static int dma_alloc(struct pci_dev *pdev, struct ddb_dma *dma, int dir)
if (!dma->vbuf[i]) if (!dma->vbuf[i])
return -ENOMEM; return -ENOMEM;
} }
if (((u64)dma->vbuf[i] & 0xfff))
dev_err(&pdev->dev, "DMA memory at %px not aligned!\n", dma->vbuf[i]);
} }
return 0; return 0;
} }