Re: [PATCH] Document kernel taint flags properly

From: Michael Kerrisk
Date: Sat Oct 18 2008 - 04:51:23 EST


Greg,

Small corrections below.

On Fri, Oct 17, 2008 at 5:55 PM, Greg KH <greg@xxxxxxxxx> wrote:
> From: Greg Kroah-Hartman <gregkh@xxxxxxx>
>
> This fills in the documentation for all of the current kernel taint
> flags, and fixes the number for TAINT_CRAP, which was incorrectly
> described.
>
> Cc: Michael Kerrisk <mtk.manpages@xxxxxxxxx>
> Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxx>
> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
>
> ---
> Documentation/sysctl/kernel.txt | 24 +++++++++++++++++-------
> 1 file changed, 17 insertions(+), 7 deletions(-)
>
> --- a/Documentation/sysctl/kernel.txt
> +++ b/Documentation/sysctl/kernel.txt
> @@ -363,11 +363,21 @@ tainted:
> Non-zero if the kernel has been tainted. Numeric values, which
> can be ORed together:
>
> - 1 - A module with a non-GPL license has been loaded, this
> - includes modules with no license.
> - Set by modutils >= 2.4.9 and module-init-tools.
> - 2 - A module was force loaded by insmod -f.
> - Set by modutils >= 2.4.9 and module-init-tools.
> - 4 - Unsafe SMP processors: SMP with CPUs not designed for SMP.
> - 64 - A module from drivers/staging was loaded.
> + 1 - A module with a non-GPL license has been loaded, this
> + includes modules with no license.
> + Set by modutils >= 2.4.9 and module-init-tools.
> + 2 - A module was force loaded by insmod -f.
> + Set by modutils >= 2.4.9 and module-init-tools.
> + 4 - Unsafe SMP processors: SMP with CPUs not designed for SMP.
> + 8 - A module was forcefully unloaded from the system by rmmod -f.

s/forcefully/forcibly/

> + 16 - A hardware machine check error occured on the system.

occurred

> + 32 - A bad page was discovered on the system.
> + 64 - The user has asked that the system be marked "tainted". This
> + could be because they are running software that directly modifies
> + the hardware, or for other reasons.
> + 128 - The system has died.
> + 256 - The ACPI DSDT has been overridden with one supplied by the user
> + instead of using the one provided by the hardware.
> + 512 - A kernel warning has occurred.
> +1024 - A module from drivers/staging was loaded.

Cheers,

Michael


--
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
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