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[package] nvram: request memory locked pages in mmap() and make it available for ar71xx

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19486 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
jow
2010-02-01 01:32:47 +00:00
parent 581beaa501
commit 0fb1079a49
2 changed files with 3 additions and 3 deletions
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4
package/nvram/src/nvram.c
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@@ -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 )
{