[SPARC]: Kill io_remap_page_range()

It's been deprecated long enough and there are no in-tree
users any longer.

Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 1 insertions, 36 deletions

diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c
index f21c993..ec8bf40 100644
--- a/arch/sparc64/kernel/pci.c
+++ b/arch/sparc64/kernel/pci.c
@@ -736,8 +736,7 @@ static void __pci_mmap_set_flags(struct pci_dev *dev, struct vm_area_struct *vma
 static void __pci_mmap_set_pgprot(struct pci_dev *dev, struct vm_area_struct *vma,
 					     enum pci_mmap_state mmap_state)
 {
-	/* Our io_remap_page_range/io_remap_pfn_range takes care of this,
-	   do nothing. */
+	/* Our io_remap_pfn_range takes care of this, do nothing.  */
 }
 
 /* Perform the actual remap of the pages for a PCI device mapping, as appropriate
diff --git a/arch/sparc64/kernel/sparc64_ksyms.c b/arch/sparc64/kernel/sparc64_ksyms.c
index a3ea697..d89fc24 100644
--- a/arch/sparc64/kernel/sparc64_ksyms.c
+++ b/arch/sparc64/kernel/sparc64_ksyms.c
@@ -88,8 +88,6 @@ extern int svr4_setcontext(svr4_ucontext_t *uc, struct pt_regs *regs);
 extern int compat_sys_ioctl(unsigned int fd, unsigned int cmd, u32 arg);
 extern int (*handle_mathemu)(struct pt_regs *, struct fpustate *);
 extern long sparc32_open(const char __user * filename, int flags, int mode);
-extern int io_remap_page_range(struct vm_area_struct *vma, unsigned long from,
-	unsigned long offset, unsigned long size, pgprot_t prot, int space);
 extern int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from,
 	unsigned long pfn, unsigned long size, pgprot_t prot);
 extern void (*prom_palette)(int);
@@ -245,7 +243,6 @@ EXPORT_SYMBOL(pci_dma_supported);
 #endif
 
 /* I/O device mmaping on Sparc64. */
-EXPORT_SYMBOL(io_remap_page_range);
 EXPORT_SYMBOL(io_remap_pfn_range);
 
 /* Solaris/SunOS binary compatibility */
diff --git a/arch/sparc64/mm/generic.c b/arch/sparc64/mm/generic.c
index 6b31f61..c954d91 100644
--- a/arch/sparc64/mm/generic.c
+++ b/arch/sparc64/mm/generic.c
@@ -116,37 +116,6 @@ static inline int io_remap_pud_range(struct mm_struct *mm, pud_t * pud, unsigned
 	return 0;
 }
 
-int io_remap_page_range(struct vm_area_struct *vma, unsigned long from, unsigned long offset, unsigned long size, pgprot_t prot, int space)
-{
-	int error = 0;
-	pgd_t * dir;
-	unsigned long beg = from;
-	unsigned long end = from + size;
-	struct mm_struct *mm = vma->vm_mm;
-
-	prot = __pgprot(pg_iobits);
-	offset -= from;
-	dir = pgd_offset(mm, from);
-	flush_cache_range(vma, beg, end);
-
-	spin_lock(&mm->page_table_lock);
-	while (from < end) {
-		pud_t *pud = pud_alloc(mm, dir, from);
-		error = -ENOMEM;
-		if (!pud)
-			break;
-		error = io_remap_pud_range(mm, pud, from, end - from, offset + from, prot, space);
-		if (error)
-			break;
-		from = (from + PGDIR_SIZE) & PGDIR_MASK;
-		dir++;
-	}
-	flush_tlb_range(vma, beg, end);
-	spin_unlock(&mm->page_table_lock);
-
-	return error;
-}
-
 int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from,
 		unsigned long pfn, unsigned long size, pgprot_t prot)
 {