[PATCH] nommu: export two symbols for drivers to use (22c4af40) · Commits · 戴 / test

nommu.c needs to export two more symbols for drivers to use: remap_pfn_range and unmap_mapping_range. Signed-off-by:

Luke Yang <luke.adi@gmail.com> Cc: David Howells <dhowells@redhat.com> Signed-off-by:

mm/nommu.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -1070,6 +1070,7 @@ int remap_pfn_range(struct vm_area_struct *vma, unsigned long from,
		vma->vm_start = vma->vm_pgoff << PAGE_SHIFT;
		return 0;
		}
		EXPORT_SYMBOL(remap_pfn_range);

		void swap_unplug_io_fn(struct backing_dev_info bdi, struct page page)
		{
		@@ -1090,6 +1091,7 @@ void unmap_mapping_range(struct address_space *mapping,
		int even_cows)
		{
		}
		EXPORT_SYMBOL(unmap_mapping_range);

		/*
		* Check that a process has enough memory to allocate a new virtual