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SubjectRe: [PATCH] Add new TAINT_KSPLICE flag for when a Ksplice update has been loaded.
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On Fri, 2009-06-19 at 15:57 -0400, Tim Abbott wrote:
> Distributions and kerneloops.org have requested that the Ksplice
> rebootless update system taint the kernel the first time that a
> Ksplice update is installed, in order to assist with bug triage.
>
> Ksplice uses a new taint flag, TAINT_KSPLICE, displayed as 'K', for
> this purpose.
>
> We would like to confirm that this use of taint meets with the
> community's approval and get this taint flag registered in mainline.
>
> Signed-off-by: Tim Abbott <tabbott@ksplice.com>

Since all of ksplice is still out-of-tree, it seems to me this taint
should be too.

Just add it to the ksplice patch. That way it will get into mainline
if/when ksplice will.

> ---
> include/linux/kernel.h | 1 +
> kernel/panic.c | 2 ++
> 2 files changed, 3 insertions(+), 0 deletions(-)
>
> diff --git a/include/linux/kernel.h b/include/linux/kernel.h
> index c5a71c3..be77585 100644
> --- a/include/linux/kernel.h
> +++ b/include/linux/kernel.h
> @@ -330,6 +330,7 @@ extern enum system_states {
> #define TAINT_OVERRIDDEN_ACPI_TABLE 8
> #define TAINT_WARN 9
> #define TAINT_CRAP 10
> +#define TAINT_KSPLICE 11
>
> extern void dump_stack(void) __cold;
>
> diff --git a/kernel/panic.c b/kernel/panic.c
> index 984b3ec..c2ea780 100644
> --- a/kernel/panic.c
> +++ b/kernel/panic.c
> @@ -160,6 +160,7 @@ static const struct tnt tnts[] = {
> { TAINT_OVERRIDDEN_ACPI_TABLE, 'A', ' ' },
> { TAINT_WARN, 'W', ' ' },
> { TAINT_CRAP, 'C', ' ' },
> + { TAINT_KSPLICE, 'K', ' ' },
> };
>
> /**
> @@ -176,6 +177,7 @@ static const struct tnt tnts[] = {
> * 'A' - ACPI table overridden.
> * 'W' - Taint on warning.
> * 'C' - modules from drivers/staging are loaded.
> + * 'K' - A Ksplice update has been loaded.
> *
> * The string is overwritten by the next call to print_taint().
> */



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