From: Johannes Berg <[email protected]> This doesn't seem to be used anywhere.
Signed-off-by: Johannes Berg <[email protected]> --- 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 -- To unsubscribe from this list: send the line "unsubscribe backports" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
