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authorMin-Hua Chen <orca.chen@gmail.com>2014-12-26 16:52:10 +0000
committerCatalin Marinas <catalin.marinas@arm.com>2015-01-23 15:29:06 +0000
commitda1f2b82054c171166ca0069cd60aa9300127cf1 (patch)
tree3e5562b5ff0dd1c6d2702717a862f62c5c9eff64 /arch/arm64/mm
parent764011ca8247808e066a182bcfe42a2b14c99a9a (diff)
downloadop-kernel-dev-da1f2b82054c171166ca0069cd60aa9300127cf1.zip
op-kernel-dev-da1f2b82054c171166ca0069cd60aa9300127cf1.tar.gz
arm64: add ioremap physical address information
In /proc/vmallocinfo, it's good to show the physical address of each ioremap in vmallocinfo. Add physical address information in arm64 ioremap. 0xffffc900047f2000-0xffffc900047f4000 8192 _nv013519rm+0x57/0xa0 [nvidia] phys=f8100000 ioremap 0xffffc900047f4000-0xffffc900047f6000 8192 _nv013519rm+0x57/0xa0 [nvidia] phys=f8008000 ioremap 0xffffc90004800000-0xffffc90004821000 135168 e1000_probe+0x22c/0xb95 [e1000e] phys=f4300000 ioremap 0xffffc900049c0000-0xffffc900049e1000 135168 _nv013521rm+0x4d/0xd0 [nvidia] phys=e0140000 ioremap Signed-off-by: Min-Hua Chen <orca.chen@gmail.com> Acked-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/mm')
-rw-r--r--arch/arm64/mm/ioremap.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/mm/ioremap.c b/arch/arm64/mm/ioremap.c
index cbb99c8..01e88c8 100644
--- a/arch/arm64/mm/ioremap.c
+++ b/arch/arm64/mm/ioremap.c
@@ -62,6 +62,7 @@ static void __iomem *__ioremap_caller(phys_addr_t phys_addr, size_t size,
if (!area)
return NULL;
addr = (unsigned long)area->addr;
+ area->phys_addr = phys_addr;
err = ioremap_page_range(addr, addr + size, phys_addr, prot);
if (err) {
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