From d0ec2c6f2c2f0478b34ae78b3e65f60a561ac807 Mon Sep 17 00:00:00 2001 From: "Huang, Ying" Date: Mon, 2 Jun 2008 14:26:18 +0800 Subject: x86: reserve highmem pages via reserve_early This patch makes early reserved highmem pages become reserved pages. This can be used for highmem pages allocated by bootloader such as EFI memory map, linked list of setup_data, etc. Signed-off-by: Huang Ying Cc: andi@firstfloor.org Cc: mingo@redhat.com Signed-off-by: Thomas Gleixner --- include/asm-x86/e820.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/asm-x86/e820.h') diff --git a/include/asm-x86/e820.h b/include/asm-x86/e820.h index 44ed9c0a4dfd..8aa32323a182 100644 --- a/include/asm-x86/e820.h +++ b/include/asm-x86/e820.h @@ -86,6 +86,7 @@ extern u64 find_e820_area_size(u64 start, u64 *sizep, u64 align); extern void reserve_early(u64 start, u64 end, char *name); extern void free_early(u64 start, u64 end); extern void early_res_to_bootmem(u64 start, u64 end); +extern int page_is_reserved_early(unsigned long pagenr); extern u64 early_reserve_e820(u64 startt, u64 sizet, u64 align); extern unsigned long e820_end_of_ram(void); -- cgit v1.2.3-70-g09d2