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Diffstat (limited to 'arch/powerpc/mm/pgtable_32.c')
-rw-r--r--arch/powerpc/mm/pgtable_32.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c
index 58bcaeba728..0f8c4371dfa 100644
--- a/arch/powerpc/mm/pgtable_32.c
+++ b/arch/powerpc/mm/pgtable_32.c
@@ -129,7 +129,8 @@ pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
void __iomem *
ioremap(phys_addr_t addr, unsigned long size)
{
- return __ioremap(addr, size, _PAGE_NO_CACHE | _PAGE_GUARDED);
+ return __ioremap_caller(addr, size, _PAGE_NO_CACHE | _PAGE_GUARDED,
+ __builtin_return_address(0));
}
EXPORT_SYMBOL(ioremap);
@@ -143,13 +144,20 @@ ioremap_flags(phys_addr_t addr, unsigned long size, unsigned long flags)
/* we don't want to let _PAGE_USER and _PAGE_EXEC leak out */
flags &= ~(_PAGE_USER | _PAGE_EXEC | _PAGE_HWEXEC);
- return __ioremap(addr, size, flags);
+ return __ioremap_caller(addr, size, flags, __builtin_return_address(0));
}
EXPORT_SYMBOL(ioremap_flags);
void __iomem *
__ioremap(phys_addr_t addr, unsigned long size, unsigned long flags)
{
+ return __ioremap_caller(addr, size, flags, __builtin_return_address(0));
+}
+
+void __iomem *
+__ioremap_caller(phys_addr_t addr, unsigned long size, unsigned long flags,
+ void *caller)
+{
unsigned long v, i;
phys_addr_t p;
int err;
@@ -212,7 +220,7 @@ __ioremap(phys_addr_t addr, unsigned long size, unsigned long flags)
if (mem_init_done) {
struct vm_struct *area;
- area = get_vm_area(size, VM_IOREMAP);
+ area = get_vm_area_caller(size, VM_IOREMAP, caller);
if (area == 0)
return NULL;
v = (unsigned long) area->addr;