ARM: Add caller information to ioremap

This allows the procfs vmallocinfo file to show who created the ioremap
regions.  Note: __builtin_return_address(0) doesn't do what's expected
if its used in an inline function, so we leave __arm_ioremap callers
in such places alone.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 4 insertions, 3 deletions

diff --git a/arch/arm/mach-iop13xx/io.c b/arch/arm/mach-iop13xx/io.c
index 529580997814..48642e66c566 100644
--- a/arch/arm/mach-iop13xx/io.c
+++ b/arch/arm/mach-iop13xx/io.c
@@ -61,9 +61,9 @@ void * __iomem __iop13xx_ioremap(unsigned long cookie, size_t size,
                                  (cookie - IOP13XX_PCIE_LOWER_MEM_RA));
                 break;
         case IOP13XX_PBI_LOWER_MEM_RA ... IOP13XX_PBI_UPPER_MEM_RA:
-                retval = __arm_ioremap(IOP13XX_PBI_LOWER_MEM_PA +
+                retval = __arm_ioremap_caller(IOP13XX_PBI_LOWER_MEM_PA +
                                        (cookie - IOP13XX_PBI_LOWER_MEM_RA),
-                                       size, mtype);
+                                       size, mtype, __builtin_return_address(0));
                 break;
         case IOP13XX_PCIE_LOWER_IO_PA ... IOP13XX_PCIE_UPPER_IO_PA:
                 retval = (void *) IOP13XX_PCIE_IO_PHYS_TO_VIRT(cookie);
@@ -75,7 +75,8 @@ void * __iomem __iop13xx_ioremap(unsigned long cookie, size_t size,
                 retval = (void *) IOP13XX_PMMR_PHYS_TO_VIRT(cookie);
                 break;
         default:
-                retval = __arm_ioremap(cookie, size, mtype);
+                retval = __arm_ioremap_caller(cookie, size, mtype,
+                                __builtin_return_address(0));
         }
 
         return retval;