From 19c07d5e0414261bd7ec3d8419dd26f468ef69d9 Mon Sep 17 00:00:00 2001 From: Sheng Yong Date: Tue, 14 Apr 2015 15:44:54 -0700 Subject: memory hotplug: use macro to switch between section and pfn Use macro section_nr_to_pfn() to switch between section and pfn, instead of open-coding it. No semantic changes. Signed-off-by: Sheng Yong Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/base/memory.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/base/memory.c') diff --git a/drivers/base/memory.c b/drivers/base/memory.c index af9c911cd6b5..ab5c9a7dfeca 100644 --- a/drivers/base/memory.c +++ b/drivers/base/memory.c @@ -228,7 +228,7 @@ memory_block_action(unsigned long phys_index, unsigned long action, int online_t struct page *first_page; int ret; - start_pfn = phys_index << PFN_SECTION_SHIFT; + start_pfn = section_nr_to_pfn(phys_index); first_page = pfn_to_page(start_pfn); switch (action) { -- cgit v1.2.1