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-rw-r--r--arch/x86/mm/ioremap.c12
-rw-r--r--include/linux/io.h4
-rw-r--r--include/linux/vmalloc.h2
-rw-r--r--lib/ioremap.c10
-rw-r--r--mm/vmalloc.c2
5 files changed, 14 insertions, 16 deletions
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index 12e4d2d..754cb4c 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -62,8 +62,8 @@ int ioremap_change_attr(unsigned long vaddr, unsigned long size,
static void __iomem *__ioremap_caller(resource_size_t phys_addr,
unsigned long size, unsigned long prot_val, void *caller)
{
- unsigned long pfn, offset, vaddr;
- resource_size_t last_addr;
+ unsigned long offset, vaddr;
+ resource_size_t pfn, last_pfn, last_addr;
const resource_size_t unaligned_phys_addr = phys_addr;
const unsigned long unaligned_size = size;
struct vm_struct *area;
@@ -100,10 +100,8 @@ static void __iomem *__ioremap_caller(resource_size_t phys_addr,
/*
* Don't allow anybody to remap normal RAM that we're using..
*/
- for (pfn = phys_addr >> PAGE_SHIFT;
- (pfn << PAGE_SHIFT) < (last_addr & PAGE_MASK);
- pfn++) {
-
+ last_pfn = last_addr >> PAGE_SHIFT;
+ for (pfn = phys_addr >> PAGE_SHIFT; pfn < last_pfn; pfn++) {
int is_ram = page_is_ram(pfn);
if (is_ram && pfn_valid(pfn) && !PageReserved(pfn_to_page(pfn)))
@@ -115,7 +113,7 @@ static void __iomem *__ioremap_caller(resource_size_t phys_addr,
* Mappings have to be page-aligned
*/
offset = phys_addr & ~PAGE_MASK;
- phys_addr &= PAGE_MASK;
+ phys_addr &= PHYSICAL_PAGE_MASK;
size = PAGE_ALIGN(last_addr+1) - phys_addr;
retval = reserve_memtype(phys_addr, (u64)phys_addr + size,
diff --git a/include/linux/io.h b/include/linux/io.h
index 6c7f0ba..7fd2d21 100644
--- a/include/linux/io.h
+++ b/include/linux/io.h
@@ -29,10 +29,10 @@ void __iowrite64_copy(void __iomem *to, const void *from, size_t count);
#ifdef CONFIG_MMU
int ioremap_page_range(unsigned long addr, unsigned long end,
- unsigned long phys_addr, pgprot_t prot);
+ phys_addr_t phys_addr, pgprot_t prot);
#else
static inline int ioremap_page_range(unsigned long addr, unsigned long end,
- unsigned long phys_addr, pgprot_t prot)
+ phys_addr_t phys_addr, pgprot_t prot)
{
return 0;
}
diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h
index 227c2a5..de05e96 100644
--- a/include/linux/vmalloc.h
+++ b/include/linux/vmalloc.h
@@ -30,7 +30,7 @@ struct vm_struct {
unsigned long flags;
struct page **pages;
unsigned int nr_pages;
- unsigned long phys_addr;
+ phys_addr_t phys_addr;
void *caller;
};
diff --git a/lib/ioremap.c b/lib/ioremap.c
index 14c6078..5730ecd 100644
--- a/lib/ioremap.c
+++ b/lib/ioremap.c
@@ -13,10 +13,10 @@
#include <asm/pgtable.h>
static int ioremap_pte_range(pmd_t *pmd, unsigned long addr,
- unsigned long end, unsigned long phys_addr, pgprot_t prot)
+ unsigned long end, phys_addr_t phys_addr, pgprot_t prot)
{
pte_t *pte;
- unsigned long pfn;
+ u64 pfn;
pfn = phys_addr >> PAGE_SHIFT;
pte = pte_alloc_kernel(pmd, addr);
@@ -31,7 +31,7 @@ static int ioremap_pte_range(pmd_t *pmd, unsigned long addr,
}
static inline int ioremap_pmd_range(pud_t *pud, unsigned long addr,
- unsigned long end, unsigned long phys_addr, pgprot_t prot)
+ unsigned long end, phys_addr_t phys_addr, pgprot_t prot)
{
pmd_t *pmd;
unsigned long next;
@@ -49,7 +49,7 @@ static inline int ioremap_pmd_range(pud_t *pud, unsigned long addr,
}
static inline int ioremap_pud_range(pgd_t *pgd, unsigned long addr,
- unsigned long end, unsigned long phys_addr, pgprot_t prot)
+ unsigned long end, phys_addr_t phys_addr, pgprot_t prot)
{
pud_t *pud;
unsigned long next;
@@ -67,7 +67,7 @@ static inline int ioremap_pud_range(pgd_t *pgd, unsigned long addr,
}
int ioremap_page_range(unsigned long addr,
- unsigned long end, unsigned long phys_addr, pgprot_t prot)
+ unsigned long end, phys_addr_t phys_addr, pgprot_t prot)
{
pgd_t *pgd;
unsigned long start;
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index ae00746..b7e314b 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -2403,7 +2403,7 @@ static int s_show(struct seq_file *m, void *p)
seq_printf(m, " pages=%d", v->nr_pages);
if (v->phys_addr)
- seq_printf(m, " phys=%lx", v->phys_addr);
+ seq_printf(m, " phys=%llx", (unsigned long long)v->phys_addr);
if (v->flags & VM_IOREMAP)
seq_printf(m, " ioremap");
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