[PATCH 1/4] mm: ioremap: Setup phys_addr of struct vm_struct

From: Kefeng Wang
Date: Wed Apr 27 2022 - 08:02:32 EST


Show physical address in /proc/vmallocinfo.

Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
---
mm/ioremap.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/mm/ioremap.c b/mm/ioremap.c
index 5fe598ecd9b7..522ef899c35f 100644
--- a/mm/ioremap.c
+++ b/mm/ioremap.c
@@ -32,6 +32,7 @@ void __iomem *ioremap_prot(phys_addr_t addr, size_t size, unsigned long prot)
if (!area)
return NULL;
vaddr = (unsigned long)area->addr;
+ area->phys_addr = addr;

if (ioremap_page_range(vaddr, vaddr + size, addr, __pgprot(prot))) {
free_vm_area(area);
--
2.26.2