From 81cf09edc793688cbf53c3082802571e2018f3ac Mon Sep 17 00:00:00 2001 From: Alexander Kuleshov Date: Fri, 4 Sep 2015 15:43:35 -0700 Subject: sh: use PFN_DOWN macro Replace ((x) >> PAGE_SHIFT) with the predefined PFN_DOWN macro. Signed-off-by: Alexander Kuleshov Acked-by: Geert Uytterhoeven Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/sh/mm/init.c | 4 ++-- arch/sh/mm/numa.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) (limited to 'arch/sh/mm') diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c index 2790b6a64157..17f486233db0 100644 --- a/arch/sh/mm/init.c +++ b/arch/sh/mm/init.c @@ -488,7 +488,7 @@ void free_initrd_mem(unsigned long start, unsigned long end) int arch_add_memory(int nid, u64 start, u64 size) { pg_data_t *pgdat; - unsigned long start_pfn = start >> PAGE_SHIFT; + unsigned long start_pfn = PFN_DOWN(start); unsigned long nr_pages = size >> PAGE_SHIFT; int ret; @@ -517,7 +517,7 @@ EXPORT_SYMBOL_GPL(memory_add_physaddr_to_nid); #ifdef CONFIG_MEMORY_HOTREMOVE int arch_remove_memory(u64 start, u64 size) { - unsigned long start_pfn = start >> PAGE_SHIFT; + unsigned long start_pfn = PFN_DOWN(start); unsigned long nr_pages = size >> PAGE_SHIFT; struct zone *zone; int ret; diff --git a/arch/sh/mm/numa.c b/arch/sh/mm/numa.c index bce52ba66206..05713d190247 100644 --- a/arch/sh/mm/numa.c +++ b/arch/sh/mm/numa.c @@ -33,8 +33,8 @@ void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end) /* Don't allow bogus node assignment */ BUG_ON(nid >= MAX_NUMNODES || nid <= 0); - start_pfn = start >> PAGE_SHIFT; - end_pfn = end >> PAGE_SHIFT; + start_pfn = PFN_DOWN(start); + end_pfn = PFN_DOWN(end); pmb_bolt_mapping((unsigned long)__va(start), start, end - start, PAGE_KERNEL); -- cgit v1.2.3-59-g8ed1b