mm: remove hmm_vma_alloc_locked_page (47e9d836) · Commits · 戴 / test

The only user of it has just been removed, and there wasn't really any need to wrap a basic memory allocator to start with. Signed-off-by:

include/linux/hmm.h

+0 −3

Original line number	Diff line number	Diff line
		@@ -587,9 +587,6 @@ static inline void hmm_mm_init(struct mm_struct *mm) {}
		#if IS_ENABLED(CONFIG_DEVICE_PRIVATE)
		struct hmm_devmem;

		struct page hmm_vma_alloc_locked_page(struct vm_area_struct vma,
		unsigned long addr);

		/*
		* struct hmm_devmem_ops - callback for ZONE_DEVICE memory events
		*

+0 −14

Original line number	Diff line number	Diff line
		@@ -1330,20 +1330,6 @@ EXPORT_SYMBOL(hmm_range_dma_unmap);


		#if IS_ENABLED(CONFIG_DEVICE_PRIVATE)
		struct page hmm_vma_alloc_locked_page(struct vm_area_struct vma,
		unsigned long addr)
		{
		struct page *page;

		page = alloc_page_vma(GFP_HIGHUSER, vma, addr);
		if (!page)
		return NULL;
		lock_page(page);
		return page;
		}
		EXPORT_SYMBOL(hmm_vma_alloc_locked_page);


		static void hmm_devmem_ref_release(struct percpu_ref *ref)
		{
		struct hmm_devmem *devmem;