Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 740a998d authored by Madhumitha Prabakaran's avatar Madhumitha Prabakaran Committed by Greg Kroah-Hartman
Browse files

Staging: gasket: Use DIV_ROUND_UP 



Use DIV_ROUND_UP in-kernel function to make code simple and more
understandable.

Issue found using Coccinelle.

Signed-off-by: default avatarMadhumitha Prabakaran <madhumithabiw@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent e2e89d4a

drivers/staging/gasket/gasket_page_table.c

+2 −3
Original line number Diff line number Diff line
@@ -768,8 +768,7 @@ static bool gasket_is_extended_dev_addr_bad(struct gasket_page_table *pg_tbl, 
	page_lvl0_idx = gasket_extended_lvl0_page_idx(pg_tbl, dev_addr);



	/* Get the count of affected level 0 pages. */

	num_lvl0_pages = (num_pages + GASKET_PAGES_PER_SUBTABLE - 1) /

		GASKET_PAGES_PER_SUBTABLE;

	num_lvl0_pages = DIV_ROUND_UP(num_pages, GASKET_PAGES_PER_SUBTABLE);



	if (gasket_components_to_dev_address(pg_tbl, 0, page_global_idx,

					     page_offset) != dev_addr) {
@@ -1258,7 +1257,7 @@ int gasket_alloc_coherent_memory(struct gasket_dev *gasket_dev, u64 size, 
	dma_addr_t handle;

	void *mem;

	int j;

	unsigned int num_pages = (size + PAGE_SIZE - 1) / PAGE_SIZE;

	unsigned int num_pages = DIV_ROUND_UP(size, PAGE_SIZE);

	const struct gasket_driver_desc *driver_desc =

		gasket_get_driver_desc(gasket_dev);