From: Johannes Berg <johannes.berg@xxxxxxxxx>
This doesn't seem to be used anywhere.
Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
---
backport/backport-include/linux/compat-3.9.h | 7 -----
backport/compat/compat-3.9.c | 43 ----------------------------
2 files changed, 50 deletions(-)
diff --git a/backport/backport-include/linux/compat-3.9.h b/backport/backport-include/linux/compat-3.9.h
index a939e0b..2a1f2da 100644
--- a/backport/backport-include/linux/compat-3.9.h
+++ b/backport/backport-include/linux/compat-3.9.h
@@ -18,13 +18,6 @@
#include <linux/device.h>
#include <linux/platform_device.h>
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
-int vb2_mmap_pfn_range(struct vm_area_struct *vma, unsigned long paddr,
- unsigned long size,
- const struct vm_operations_struct *vm_ops,
- void *priv);
-#endif
-
/* module_platform_driver_probe() - Helper macro for drivers that don't do
* anything special in module init/exit. This eliminates a lot of
* boilerplate. Each module may only use this macro once, and
diff --git a/backport/compat/compat-3.9.c b/backport/compat/compat-3.9.c
index 56c40d3..61a062a 100644
--- a/backport/compat/compat-3.9.c
+++ b/backport/compat/compat-3.9.c
@@ -12,49 +12,6 @@
#include <linux/scatterlist.h>
#include <linux/device.h>
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
-/**
- * vb2_mmap_pfn_range() - map physical pages to userspace
- * @vma: virtual memory region for the mapping
- * @paddr: starting physical address of the memory to be mapped
- * @size: size of the memory to be mapped
- * @vm_ops: vm operations to be assigned to the created area
- * @priv: private data to be associated with the area
- *
- * Returns 0 on success.
- */
-int vb2_mmap_pfn_range(struct vm_area_struct *vma, unsigned long paddr,
- unsigned long size,
- const struct vm_operations_struct *vm_ops,
- void *priv)
-{
- int ret;
-
- size = min_t(unsigned long, vma->vm_end - vma->vm_start, size);
-
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
- ret = remap_pfn_range(vma, vma->vm_start, paddr >> PAGE_SHIFT,
- size, vma->vm_page_prot);
- if (ret) {
- printk(KERN_ERR "Remapping memory failed, error: %d\n", ret);
- return ret;
- }
-
- vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP;
- vma->vm_private_data = priv;
- vma->vm_ops = vm_ops;
-
- vma->vm_ops->open(vma);
-
- pr_debug("%s: mapped paddr 0x%08lx at 0x%08lx, size %ld\n",
- __func__, paddr, vma->vm_start, size);
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(vb2_mmap_pfn_range);
-#endif
-
-
#ifdef __sg_page_iter_next
void __sg_page_iter_start(struct sg_page_iter *piter,
--
1.8.0
--
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