From a6de673e0f50667398fd42e1ff10cba088e20c92 Mon Sep 17 00:00:00 2001 From: Jiang Liu Date: Wed, 20 Mar 2013 15:07:17 +1100 Subject: [PATCH] mm,kexec: use common help functions to free reserved pages Use common help functions to free reserved pages. Signed-off-by: Jiang Liu Cc: Eric Biederman Reviewed-by: Zhang Yanfei Signed-off-by: Andrew Morton --- kernel/kexec.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/kernel/kexec.c b/kernel/kexec.c index bddd3d7a74b6..be9539770f82 100644 --- a/kernel/kexec.c +++ b/kernel/kexec.c @@ -1118,12 +1118,8 @@ void __weak crash_free_reserved_phys_range(unsigned long begin, { unsigned long addr; - for (addr = begin; addr < end; addr += PAGE_SIZE) { - ClearPageReserved(pfn_to_page(addr >> PAGE_SHIFT)); - init_page_count(pfn_to_page(addr >> PAGE_SHIFT)); - free_page((unsigned long)__va(addr)); - totalram_pages++; - } + for (addr = begin; addr < end; addr += PAGE_SIZE) + free_reserved_page(pfn_to_page(addr >> PAGE_SHIFT)); } int crash_shrink_memory(unsigned long new_size) -- 2.39.5