linux-kernel - [PATCH 5/8] SFI: Hook e820 memory map initialization

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-id: <d3bcd312f3ebabd86c79fbd53983021e4cd7b56a.1245740912.git.len.brown@intel.com>
Date:	Tue, 23 Jun 2009 03:14:03 -0400
From:	Len Brown <lenb@...nel.org>
To:	sfi-devel@...plefirmware.org, linux-kernel@...r.kernel.org
Cc:	Feng Tang <feng.tang@...el.com>, Len Brown <len.brown@...el.com>
Subject: [PATCH 5/8] SFI: Hook e820 memory map initialization

From: Feng Tang <feng.tang@...el.com>

Signed-off-by: Feng Tang <feng.tang@...el.com>
Signed-off-by: Len Brown <len.brown@...el.com>
---
 arch/x86/kernel/e820.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 0062813..f5f5ff2 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -20,6 +20,7 @@
 #include <linux/pfn.h>
 #include <linux/suspend.h>
 #include <linux/firmware-map.h>
+#include <linux/sfi.h>
 
 #include <asm/pgtable.h>
 #include <asm/page.h>
@@ -1403,6 +1404,10 @@ char *__init default_machine_specific_memory_setup(void)
 	  < 0) {
 		u64 mem_size;
 
+		/* if SFI mmap table exists, use SFI to setup e820 mmap */
+		if (!sfi_init_memory_map())
+			return "SFI";
+
 		/* compare results from other methods and take the greater */
 		if (boot_params.alt_mem_k
 		    < boot_params.screen_info.ext_mem_k) {
-- 
1.6.0.6

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/