[PATCH] UBUNTU: [Config] ext3 defaults to ordered mode

[Stefan Bader]

This restores our original default, prevents some cases of corruption after
crashes and Kees wants it, too.

Surbhi Palande wrote:
> This patch fixes bug 510067 on launchpad.
> This patch enables the compile time option CONFIG_EXT3_DEFAULTS_TO_ORDERED
> to ensure the data=ordered mode for an ext3 fs mount. This prevents a security 
> threat of older data being inadvertently exposed, that arises from mounting the
> ext3 fs with the data=writeback mode.
> 
> Do consider merging this for Karmic.
> 
> 
> From 6978a248df3aab38476659e164020b35f7b227ad Mon Sep 17 00:00:00 2001
> From: Surbhi Palande <surbhi.palande at canonical.com>
> Date: Wed, 20 Jan 2010 15:28:31 +0200
> Subject: [PATCH] UBUNTU: [Config] ext3 defaults to ordered mode
> 
> BugLink: http://bugs.launchpad.net/bugs/510067
> Ignore: yes
> 
> To prevent a security threat of older data being inadvertently exposed,
> the default mount option of ext3 should be ordered instead of writeback. This
> patch enables the compile time option CONFIG_EXT3_DEFAULTS_TO_ORDERED
> to ensure the data=ordered mode for an ext3 fs mount.
> 
> Signed-off-by: Surbhi Palande <surbhi.palande at canonical.com>
Acked-by: Stefan Bader <stefan.bader at canonical.com>

> ---
>  debian.master/config/config.common.ports  |    2 +-
>  debian.master/config/config.common.ubuntu |    2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/debian.master/config/config.common.ports b/debian.master/config/config.common.ports
> index 39ee289..4e22aeb 100644
> --- a/debian.master/config/config.common.ports
> +++ b/debian.master/config/config.common.ports
> @@ -817,7 +817,7 @@ CONFIG_EXT2_FS_POSIX_ACL=y
>  CONFIG_EXT2_FS_SECURITY=y
>  CONFIG_EXT2_FS_XATTR=y
>  # CONFIG_EXT2_FS_XIP is not set
> -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set
> +CONFIG_EXT3_DEFAULTS_TO_ORDERED=y
>  CONFIG_EXT3_FS=y
>  CONFIG_EXT3_FS_POSIX_ACL=y
>  CONFIG_EXT3_FS_SECURITY=y
> diff --git a/debian.master/config/config.common.ubuntu b/debian.master/config/config.common.ubuntu
> index 462c1c1..2477234 100644
> --- a/debian.master/config/config.common.ubuntu
> +++ b/debian.master/config/config.common.ubuntu
> @@ -943,7 +943,7 @@ CONFIG_EXT2_FS_POSIX_ACL=y
>  CONFIG_EXT2_FS_SECURITY=y
>  CONFIG_EXT2_FS_XATTR=y
>  # CONFIG_EXT2_FS_XIP is not set
> -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set
> +CONFIG_EXT3_DEFAULTS_TO_ORDERED=y
>  CONFIG_EXT3_FS=y
>  CONFIG_EXT3_FS_POSIX_ACL=y
>  CONFIG_EXT3_FS_SECURITY=y