diff options
Diffstat (limited to 'arch/powerpc/mm/pgtable_32.c')
| -rw-r--r-- | arch/powerpc/mm/pgtable_32.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c index 58bcaeba728d..430d0908fa50 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); @@ -143,20 +144,27 @@ 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; /* Make sure we have the base flags */ if ((flags & _PAGE_PRESENT) == 0) - flags |= _PAGE_KERNEL; + flags |= PAGE_KERNEL; /* Non-cacheable page cannot be coherent */ if (flags & _PAGE_NO_CACHE) @@ -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; @@ -288,7 +296,7 @@ void __init mapin_ram(void) p = memstart_addr + s; for (; s < total_lowmem; s += PAGE_SIZE) { ktext = ((char *) v >= _stext && (char *) v < etext); - f = ktext ?_PAGE_RAM_TEXT : _PAGE_RAM; + f = ktext ? PAGE_KERNEL_TEXT : PAGE_KERNEL; map_page(v, p, f); #ifdef CONFIG_PPC_STD_MMU_32 if (ktext) |