ARM: ensure vm_struct has its phys_addr member filled in

This allows /proc/vmallocinfo to show the physical address for
ioremap mappings.

Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 566750fa57d4289eeff21ed482b09f8a8cdefe72..491f6b3336f52a4a8da8670ceeed366862e77b53 100644 (file)
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -247,6 +247,7 @@ void __iomem * __arm_ioremap_pfn_caller(unsigned long pfn,
        if (!area)
                return NULL;
        addr = (unsigned long)area->addr;
+       area->phys_addr = __pfn_to_phys(pfn);
 
 #if !defined(CONFIG_SMP) && !defined(CONFIG_ARM_LPAE)
        if (DOMAIN_IO == 0 &&