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authorjow <jow@3c298f89-4303-0410-b956-a3cf2f4a3e73>2010-02-01 01:32:47 +0000
committerjow <jow@3c298f89-4303-0410-b956-a3cf2f4a3e73>2010-02-01 01:32:47 +0000
commit0fb1079a4978aae3966192a3c2fe517d829f9191 (patch)
treee1865162a0fc1b16e8a56f4d8a602470c1777a18 /package/nvram/src
parent581beaa501f6b667ec2e847da999c36c9a757c38 (diff)
[package] nvram: request memory locked pages in mmap() and make it available for ar71xx
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19486 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/nvram/src')
-rw-r--r--package/nvram/src/nvram.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/package/nvram/src/nvram.c b/package/nvram/src/nvram.c
index ed3da4312..7ab8c81ab 100644
--- a/package/nvram/src/nvram.c
+++ b/package/nvram/src/nvram.c
@@ -2,7 +2,7 @@
* NVRAM variable manipulation (common)
*
* Copyright 2004, Broadcom Corporation
- * Copyright 2009, OpenWrt.org
+ * Copyright 2009-2010, OpenWrt.org
* All Rights Reserved.
*
* THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
@@ -357,7 +357,7 @@ nvram_handle_t * nvram_open(const char *file, int rdonly)
{
char *mmap_area = (char *) mmap(
NULL, nvram_erase_size, PROT_READ | PROT_WRITE,
- ( rdonly == NVRAM_RO ) ? MAP_PRIVATE : MAP_SHARED, fd, 0);
+ (( rdonly == NVRAM_RO ) ? MAP_PRIVATE : MAP_SHARED) | MAP_LOCKED, fd, 0);
if( mmap_area != MAP_FAILED )
{