devm_memunmap_pages  216 drivers/pci/p2pdma.c 	devm_memunmap_pages(&pdev->dev, pgmap);
devm_memunmap_pages  129 include/linux/memremap.h void devm_memunmap_pages(struct device *dev, struct dev_pagemap *pgmap);
devm_memunmap_pages  364 mm/memremap.c  EXPORT_SYMBOL_GPL(devm_memunmap_pages);