From: bibo,mao <bibo.mao@intel.com>
Date: Sat, 28 Oct 2006 17:38:29 +0000 (-0700)
Subject: [PATCH] fix efi_memory_present_wrapper()
X-Git-Tag: firefly_0821_release~31746^2~7^2~45
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ae74589cb381cc2838107f92d4e0e1f178c6825d;p=firefly-linux-kernel-4.4.55.git

[PATCH] fix efi_memory_present_wrapper()

efi_memory_present_wrapper() parameter start/end is physical address, but
function memory_present parameter is PFN, this patch converts physical
address to PFN.

Signed-off-by: bibo, mao <bibo.mao@intel.com>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/arch/i386/kernel/setup.c b/arch/i386/kernel/setup.c
index 519e63c3c130..141041dde74d 100644
--- a/arch/i386/kernel/setup.c
+++ b/arch/i386/kernel/setup.c
@@ -846,7 +846,7 @@ efi_find_max_pfn(unsigned long start, unsigned long end, void *arg)
 static int __init
 efi_memory_present_wrapper(unsigned long start, unsigned long end, void *arg)
 {
-	memory_present(0, start, end);
+	memory_present(0, PFN_UP(start), PFN_DOWN(end));
 	return 0;
 }