From: Tushar Dave <tushar.n.dave@xxxxxxxxxx>
Date: Mon, 10 Oct 2016 11:12:03 -0700
> + /* calculate size of IOTSB */
> + table_size = (atu->size / IO_PAGE_SIZE) * 8;
> + table = kzalloc(table_size, GFP_KERNEL);
> + if (!table) {
> + err = -ENOMEM;
> + goto table_failed;
> + }
> + table = (void *)IO_PAGE_ALIGN((u64)table);
If you use the page allocator directly you can avoid all of these
funny alignment calculations.
> @@ -931,8 +1046,10 @@ static int pci_sun4v_probe(struct platform_device *op)
> struct pci_pbm_info *pbm;
> struct device_node *dp;
> struct iommu *iommu;
> + struct atu *atu;
> u32 devhandle;
> int i, err = -ENODEV;
> + static bool hv_atu = 1;
Please use true/false with boolean variables.
> + hv_atu = 0;
Likewise.
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