All users are gone now.
Signed-off-by: Christoph Hellwig <h...@lst.de>
---
include/linux/vmalloc.h | 5 +----
mm/nommu.c | 7 ------
mm/vmalloc.c | 48 -----------------------------------------
3 files changed, 1 insertion(+), 59 deletions(-)
diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h
index c77efeac242514..938eaf9517e266 100644
--- a/include/linux/vmalloc.h
+++ b/include/linux/vmalloc.h
@@ -169,6 +169,7 @@ extern struct vm_struct *__get_vm_area_caller(unsigned long
size,
unsigned long flags,
unsigned long start, unsigned long end,
const void *caller);
+void free_vm_area(struct vm_struct *area);
extern struct vm_struct *remove_vm_area(const void *addr);
extern struct vm_struct *find_vm_area(const void *addr);
@@ -204,10 +205,6 @@ static inline void set_vm_flush_reset_perms(void *addr)
}
#endif
-/* Allocate/destroy a 'vmalloc' VM area. */
-extern struct vm_struct *alloc_vm_area(size_t size, pte_t **ptes);
-extern void free_vm_area(struct vm_struct *area);
-
/* for /dev/kmem */
extern long vread(char *buf, char *addr, unsigned long count);
extern long vwrite(char *buf, char *addr, unsigned long count);
diff --git a/mm/nommu.c b/mm/nommu.c
index 75a327149af127..9272f30e4c4726 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -354,13 +354,6 @@ void vm_unmap_aliases(void)
}
EXPORT_SYMBOL_GPL(vm_unmap_aliases);
-struct vm_struct *alloc_vm_area(size_t size, pte_t **ptes)
-{
- BUG();
- return NULL;
-}
-EXPORT_SYMBOL_GPL(alloc_vm_area);
-
void free_vm_area(struct vm_struct *area)
{
BUG();
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index e2a2ded8d93478..3bc5b832451ef2 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -3083,54 +3083,6 @@ int remap_vmalloc_range(struct vm_area_struct *vma, void
*addr,
}
EXPORT_SYMBOL(remap_vmalloc_range);
-static int f(pte_t *pte, unsigned long addr, void *data)
-{
- pte_t ***p = data;
-
- if (p) {
- *(*p) = pte;
- (*p)++;
- }
- return 0;
-}
-
-/**
- * alloc_vm_area - allocate a range of kernel address space
- * @size: size of the area
- * @ptes: returns the PTEs for the address space
- *
- * Returns: NULL on failure, vm_struct on success
- *
- * This function reserves a range of kernel address space, and
- * allocates pagetables to map that range. No actual mappings
- * are created.
- *
- * If @ptes is non-NULL, pointers to the PTEs (in init_mm)
- * allocated for the VM area are returned.
- */
-struct vm_struct *alloc_vm_area(size_t size, pte_t **ptes)
-{
- struct vm_struct *area;
-
- area = get_vm_area_caller(size, VM_IOREMAP,
- __builtin_return_address(0));
- if (area == NULL)
- return NULL;
-
- /*
- * This ensures that page tables are constructed for this region
- * of kernel virtual address space and mapped into init_mm.
- */
- if (apply_to_page_range(&init_mm, (unsigned long)area->addr,
- size, f, ptes ? &ptes : NULL)) {
- free_vm_area(area);
- return NULL;
- }
-
- return area;
-}
-EXPORT_SYMBOL_GPL(alloc_vm_area);
-
void free_vm_area(struct vm_struct *area)
{
struct vm_struct *ret;
--
2.28.0
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