1 files changed, 3 insertions, 30 deletions

diff --git a/arch/powerpc/mm/ioremap.c b/arch/powerpc/mm/ioremap.c
index fc669643ce6a..7b0afcabd89f 100644
--- a/arch/powerpc/mm/ioremap.c
+++ b/arch/powerpc/mm/ioremap.c
@@ -2,6 +2,7 @@
 
 #include <linux/io.h>
 #include <linux/slab.h>
+#include <linux/mmzone.h>
 #include <linux/vmalloc.h>
 #include <asm/io-workarounds.h>
 
@@ -40,7 +41,7 @@ void __iomem *ioremap_coherent(phys_addr_t addr, unsigned long size)
 	return __ioremap_caller(addr, size, prot, caller);
 }
 
-void __iomem *ioremap_prot(phys_addr_t addr, unsigned long size, unsigned long flags)
+void __iomem *ioremap_prot(phys_addr_t addr, size_t size, unsigned long flags)
 {
 	pte_t pte = __pte(flags);
 	void *caller = __builtin_return_address(0);
@@ -49,10 +50,6 @@ void __iomem *ioremap_prot(phys_addr_t addr, unsigned long size, unsigned long f
 	if (pte_write(pte))
 		pte = pte_mkdirty(pte);
 
-	/* we don't want to let _PAGE_USER and _PAGE_EXEC leak out */
-	pte = pte_exprotect(pte);
-	pte = pte_mkprivileged(pte);
-
 	if (iowa_is_active())
 		return iowa_ioremap(addr, size, pte_pgprot(pte), caller);
 	return __ioremap_caller(addr, size, pte_pgprot(pte), caller);
@@ -65,7 +62,7 @@ int early_ioremap_range(unsigned long ea, phys_addr_t pa,
 	unsigned long i;
 
 	for (i = 0; i < size; i += PAGE_SIZE) {
-		int err = map_kernel_page(ea + i, pa + i, prot);
+		int err = map_kernel_page(ea + i, pa + i, pgprot_nx(prot));
 
 		if (WARN_ON_ONCE(err))  /* Should clean up */
 			return err;
@@ -73,27 +70,3 @@ int early_ioremap_range(unsigned long ea, phys_addr_t pa,
 
 	return 0;
 }
-
-void __iomem *do_ioremap(phys_addr_t pa, phys_addr_t offset, unsigned long size,
-			 pgprot_t prot, void *caller)
-{
-	struct vm_struct *area;
-	int ret;
-	unsigned long va;
-
-	area = __get_vm_area_caller(size, VM_IOREMAP, IOREMAP_START, IOREMAP_END, caller);
-	if (area == NULL)
-		return NULL;
-
-	area->phys_addr = pa;
-	va = (unsigned long)area->addr;
-
-	ret = ioremap_page_range(va, va + size, pa, prot);
-	if (!ret)
-		return (void __iomem *)area->addr + offset;
-
-	unmap_kernel_range(va, size);
-	free_vm_area(area);
-
-	return NULL;
-}