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Code Issues Releases Wiki Activity

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>
This commit is contained in:
Kefeng Wang 2022-06-07 20:50:24 +08:00 committed by Will Deacon
parent abc5992b9d
commit a14fff1c03
1 changed files with 1 additions and 0 deletions
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mm/ioremap.c
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@ -33,6 +33,7 @@ void __iomem *ioremap_prot(phys_addr_t phys_addr, size_t size,
if (!area)
return NULL;
vaddr = (unsigned long)area->addr;
area->phys_addr = phys_addr;
if (ioremap_page_range(vaddr, vaddr + size, phys_addr,
__pgprot(prot))) {