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    SubjectRe: [PATCH 2/6] file capabilities: remove CONFIG_SECURITY_FILE_CAPABILITIES
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    Serge E. Hallyn wrote:
    > From: Serge Hallyn <serue@us.ibm.com>
    >
    > Remove the option to compile the kernel without file capabilities. Not
    > compiling file capabilities actually makes the kernel less safe, as it
    > includes the possibility for a task changing another task's capabilities.
    >
    > Some are concerned that userspace tools (and user education) are not
    > up to the task of properly configuring file capabilities on a system.
    > For those cases, there is now the ability to boot with the no_file_caps
    > boot option. This will prevent file capabilities from being used in
    > the capabilities recalculation at exec, but will not change the rest
    > of the kernel behavior which used to be switchable using the
    > CONFIG_SECURITY_FILE_CAPABILITIES option.
    >
    > Signed-off-by: Serge Hallyn <serue@us.ibm.com>

    Acked-by: Andrew G. Morgan <morgan@kernel.org>

    > ---
    > fs/open.c | 8 --
    > include/linux/capability.h | 2 -
    > include/linux/init_task.h | 4 -
    > kernel/capability.c | 158 --------------------------------------------
    > security/Kconfig | 9 ---
    > security/commoncap.c | 53 ---------------
    > 6 files changed, 0 insertions(+), 234 deletions(-)
    >
    > diff --git a/fs/open.c b/fs/open.c
    > index 07da935..6e1cd6e 100644
    [...snip...]

    Cheers

    Andrew
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