Messages in this thread | | | Date | Wed, 1 Nov 2017 16:32:04 +0100 | From | Petr Mladek <> | Subject | Re: [PATCH v3 2/2] livepatch: force transition process to finish |
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On Tue 2017-10-31 12:48:53, Miroslav Benes wrote: > If a task sleeps in a set of patched functions uninterruptedly, it could > block the whole transition process indefinitely. Thus it may be useful > to clear its TIF_PATCH_PENDING to allow the process to finish. > > Admin can do that now by writing to force sysfs attribute in livepatch > sysfs directory. TIF_PATCH_PENDING is then cleared for all tasks and the > transition can finish successfully. > > Important note! Use wisely. Admin must be sure that it is safe to > execute such action. This means that it must be checked that by doing so > the consistency model guarantees are not violated. > > Signed-off-by: Miroslav Benes <mbenes@suse.cz>
If no animals were harmed when developing this brute force then feel free to use:
Reviewed-by: Petr Mladek <pmladek@suse.com>
Best Regards, Petr
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