Commit f413f685 authored by Heiko Carstens's avatar Heiko Carstens Committed by Vasily Gorbik
Browse files

s390/mm: use CRST_ALLOC_ORDER instead of number 



Use CRST_ALLOC_ORDER to make it more obvious what the order means,
and also to be consistent with other code, e.g. the vmemmap code.

Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
Signed-off-by: default avatarVasily Gorbik <gor@linux.ibm.com>
parent 303fd988

arch/s390/mm/pgalloc.c

+4 −4
Original line number Diff line number Diff line
@@ -53,17 +53,17 @@ __initcall(page_table_register_sysctl); 


unsigned long *crst_table_alloc(struct mm_struct *mm)

{

	struct page *page = alloc_pages(GFP_KERNEL, 2);

	struct page *page = alloc_pages(GFP_KERNEL, CRST_ALLOC_ORDER);



	if (!page)

		return NULL;

	arch_set_page_dat(page, 2);

	arch_set_page_dat(page, CRST_ALLOC_ORDER);

	return (unsigned long *) page_to_virt(page);

}



void crst_table_free(struct mm_struct *mm, unsigned long *table)

{

	free_pages((unsigned long) table, 2);

	free_pages((unsigned long)table, CRST_ALLOC_ORDER);

}



static void __crst_table_upgrade(void *arg)
@@ -403,7 +403,7 @@ void __tlb_remove_table(void *_table) 


	switch (half) {

	case 0x00U:	/* pmd, pud, or p4d */

		free_pages((unsigned long) table, 2);

		free_pages((unsigned long)table, CRST_ALLOC_ORDER);

		return;

	case 0x01U:	/* lower 2K of a 4K page table */

	case 0x02U:	/* higher 2K of a 4K page table */