From 5c937a97b08f04224c52d09c4df7fed6442ccb95 Mon Sep 17 00:00:00 2001 From: Jo-Philipp Wich Date: Mon, 1 Feb 2010 01:32:47 +0000 Subject: [PATCH] nvram: request memory locked pages in mmap() and make it available for ar71xx SVN-Revision: 19486 --- package/nvram/Makefile | 2 +- package/nvram/src/nvram.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/package/nvram/Makefile b/package/nvram/Makefile index c2270714fd..f5eba9e2b6 100644 --- a/package/nvram/Makefile +++ b/package/nvram/Makefile @@ -18,7 +18,7 @@ define Package/nvram SECTION:=utils CATEGORY:=Base system TITLE:=Userspace port of the Broadcom NVRAM manipulation tool - DEPENDS:=@TARGET_brcm_2_4||@TARGET_brcm47xx + DEPENDS:=@TARGET_brcm_2_4||@TARGET_brcm47xx||@TARGET_ar71xx endef define Package/nvram/description diff --git a/package/nvram/src/nvram.c b/package/nvram/src/nvram.c index ed3da4312b..7ab8c81ab0 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 ) {