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mm: ioremap: Setup phys_addr of struct vm_struct
Show physical address of each ioremap in /proc/vmallocinfo. Acked-by: Andrew Morton <akpm@linux-foundation.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com> Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com> Link: https://lore.kernel.org/r/20220607125027.44946-4-wangkefeng.wang@huawei.com Signed-off-by: Will Deacon <will@kernel.org>
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@ -33,6 +33,7 @@ void __iomem *ioremap_prot(phys_addr_t phys_addr, size_t size,
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if (!area)
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if (!area)
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return NULL;
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return NULL;
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vaddr = (unsigned long)area->addr;
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vaddr = (unsigned long)area->addr;
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area->phys_addr = phys_addr;
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if (ioremap_page_range(vaddr, vaddr + size, phys_addr,
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if (ioremap_page_range(vaddr, vaddr + size, phys_addr,
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__pgprot(prot))) {
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__pgprot(prot))) {
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